Ages by Occupation in the United States, 2014 Ages by Occupation in California, 2014 Ages by Occupation in the San Francisco Bay Area, 2014

Ages by Occupation: 2014

                     Ages by Occupation in the United States
                          (counts by age group in 2014)

 Age    Employed   Computer   Engineer    Science Healthcare      Legal       CEOs
----- ---------- ---------- ---------- ---------- ---------- ---------- ----------
 0- 4          0          0          0          0          0          0          0
 5- 9          0          0          0          0          0          0          0
10-14          0          0          0          0          0          0          0
15-19    4992702      22059       9377       9401      28258        887        415
20-24   14746216     236507     154832     101936     472690      40004       5605
25-29   16408676     515461     299111     176943    1047155     156003      24690
30-34   16386246     655464     322807     177629    1212189     209175      59675
35-39   15520550     643236     295334     168280    1110823     194139      97251
40-44   16129203     642078     288963     139145    1135270     203938     147939
45-49   16089880     561603     305180     120490    1034263     198836     177651
50-54   16695091     515746     353201     121934    1070192     197160     199817
55-59   14476564     370216     303998     113476    1022979     172136     178575
60-64    9921469     212113     191847      95950     722110     154146     143440
65-69    4535972      69156      77873      50847     286193      88579      79529
70-74    1849726      17418      26601      19202     100316      40661      34935
75-79     796453       4046      10035       6492      39564      13307      12191
80-84     287078        924       3093       2801      10775       6257       5791
85-89      96414        359       1368       1060       4346       2534       3130
90-94      27977        418        130        275       1078        963       1016
95-99       1797         75        123         82         65          0          0
----- ---------- ---------- ---------- ---------- ---------- ---------- ----------
total  148962014    4466879    2643873    1305943    9298266    1678725    1171650

                     Ages by Occupation in the United States
                         (percents by age group in 2014)

 Age    Employed   Computer   Engineer    Science Healthcare      Legal       CEOs
----- ---------- ---------- ---------- ---------- ---------- ---------- ----------
 0- 4        0.0        0.0        0.0        0.0        0.0        0.0        0.0
 5- 9        0.0        0.0        0.0        0.0        0.0        0.0        0.0
10-14        0.0        0.0        0.0        0.0        0.0        0.0        0.0
15-19        3.4        0.5        0.4        0.7        0.3        0.1        0.0
20-24        9.9        5.3        5.9        7.8        5.1        2.4        0.5
25-29       11.0       11.5       11.3       13.5       11.3        9.3        2.1
30-34       11.0       14.7       12.2       13.6       13.0       12.5        5.1
35-39       10.4       14.4       11.2       12.9       11.9       11.6        8.3
40-44       10.8       14.4       10.9       10.7       12.2       12.1       12.6
45-49       10.8       12.6       11.5        9.2       11.1       11.8       15.2
50-54       11.2       11.5       13.4        9.3       11.5       11.7       17.1
55-59        9.7        8.3       11.5        8.7       11.0       10.3       15.2
60-64        6.7        4.7        7.3        7.3        7.8        9.2       12.2
65-69        3.0        1.5        2.9        3.9        3.1        5.3        6.8
70-74        1.2        0.4        1.0        1.5        1.1        2.4        3.0
75-79        0.5        0.1        0.4        0.5        0.4        0.8        1.0
80-84        0.2        0.0        0.1        0.2        0.1        0.4        0.5
85-89        0.1        0.0        0.1        0.1        0.0        0.2        0.3
90-94        0.0        0.0        0.0        0.0        0.0        0.1        0.1
95-99        0.0        0.0        0.0        0.0        0.0        0.0        0.0
----- ---------- ---------- ---------- ---------- ---------- ---------- ----------
total      100.0      100.0      100.0      100.0      100.0      100.0      100.0

==================================================================================
                        Ages by Occupation in California
                          (counts by age group in 2014)

 Age    Employed   Computer   Engineer    Science Healthcare      Legal       CEOs
----- ---------- ---------- ---------- ---------- ---------- ---------- ----------
 0- 4          0          0          0          0          0          0          0
 5- 9          0          0          0          0          0          0          0
10-14          0          0          0          0          0          0          0
15-19     437098       3562       1083       1289       1115        176          0
20-24    1775218      33453      15076      15643      34441       4360        928
25-29    2132801      75616      42372      25912     104537      20328       4788
30-34    2095053     103512      43499      28302     130716      29314       9743
35-39    1954425      94913      41109      27037     119281      19563      14826
40-44    1971346      87448      40378      19242     130234      26032      20536
45-49    1957982      72146      38782      16957     103930      26397      26225
50-54    1926499      57912      54858      18579     105079      23438      27231
55-59    1592851      41905      40200      11931     103693      20706      24812
60-64    1074751      23937      25025      13478      74169      22315      16568
65-69     509067       5866      12876       6754      32942      14174       8848
70-74     194248       3358       4799       2402      14399       5038       5241
75-79      80530        398       1776       1235       5876       1894       1645
80-84      29250        132        235        303       1452        874        796
85-89      12115         60        479        321        778        107        387
90-94       2887          0          0          0          0        300        401
95-99          0          0          0          0          0          0          0
----- ---------- ---------- ---------- ---------- ---------- ---------- ----------
total   17746121     604218     362547     189385     962642     215016     162975

                        Ages by Occupation in California
                         (percents by age group in 2014)

 Age    Employed   Computer   Engineer    Science Healthcare      Legal       CEOs
----- ---------- ---------- ---------- ---------- ---------- ---------- ----------
 0- 4        0.0        0.0        0.0        0.0        0.0        0.0        0.0
 5- 9        0.0        0.0        0.0        0.0        0.0        0.0        0.0
10-14        0.0        0.0        0.0        0.0        0.0        0.0        0.0
15-19        2.5        0.6        0.3        0.7        0.1        0.1        0.0
20-24       10.0        5.5        4.2        8.3        3.6        2.0        0.6
25-29       12.0       12.5       11.7       13.7       10.9        9.5        2.9
30-34       11.8       17.1       12.0       14.9       13.6       13.6        6.0
35-39       11.0       15.7       11.3       14.3       12.4        9.1        9.1
40-44       11.1       14.5       11.1       10.2       13.5       12.1       12.6
45-49       11.0       11.9       10.7        9.0       10.8       12.3       16.1
50-54       10.9        9.6       15.1        9.8       10.9       10.9       16.7
55-59        9.0        6.9       11.1        6.3       10.8        9.6       15.2
60-64        6.1        4.0        6.9        7.1        7.7       10.4       10.2
65-69        2.9        1.0        3.6        3.6        3.4        6.6        5.4
70-74        1.1        0.6        1.3        1.3        1.5        2.3        3.2
75-79        0.5        0.1        0.5        0.7        0.6        0.9        1.0
80-84        0.2        0.0        0.1        0.2        0.2        0.4        0.5
85-89        0.1        0.0        0.1        0.2        0.1        0.0        0.2
90-94        0.0        0.0        0.0        0.0        0.0        0.1        0.2
95-99        0.0        0.0        0.0        0.0        0.0        0.0        0.0
----- ---------- ---------- ---------- ---------- ---------- ---------- ----------
total      100.0      100.0      100.0      100.0      100.0      100.0      100.0

==================================================================================
                 Ages by Occupation in the San Francisco Bay Area
                          (counts by age group in 2014)

 Age    Employed   Computer   Engineer    Science Healthcare      Legal       CEOs
----- ---------- ---------- ---------- ---------- ---------- ---------- ----------
 0- 4          0          0          0          0          0          0          0
 5- 9          0          0          0          0          0          0          0
10-14          0          0          0          0          0          0          0
15-19      51962        823        137        268        292          0          0
20-24     204922      12178       3317       3719       3111        589         23
25-29     333202      31636      13996       9612      14972       3373        935
30-34     346759      47079      13635       9246      20052       7287       1431
35-39     322549      39258      14223       8349      18028       5344       2202
40-44     308600      31898      14412       4995      21446       5363       3204
45-49     299408      25774      12818       4868      13530       4232       3527
50-54     280491      17322      12487       3975      13789       3853       5235
55-59     225766      11183      10312       2167      16744       3080       3261
60-64     155169       7660       7015       2767      10350       3471       2233
65-69      72451       1307       2639       1635       3681       2544       1260
70-74      29083        619       1029        571       1962        778        770
75-79      11110         51        534        277       1099        549        109
80-84       3945          0          0        107        282        297        115
85-89       1027          0          0        101         99          0          0
90-94        545          0          0          0          0          0          0
95-99          0          0          0          0          0          0          0
----- ---------- ---------- ---------- ---------- ---------- ---------- ----------
total    2646989     226788     106554      52657     139437      40760      24305

                 Ages by Occupation in the San Francisco Bay Area
                         (percents by age group in 2014)

 Age    Employed   Computer   Engineer    Science Healthcare      Legal       CEOs
----- ---------- ---------- ---------- ---------- ---------- ---------- ----------
 0- 4        0.0        0.0        0.0        0.0        0.0        0.0        0.0
 5- 9        0.0        0.0        0.0        0.0        0.0        0.0        0.0
10-14        0.0        0.0        0.0        0.0        0.0        0.0        0.0
15-19        2.0        0.4        0.1        0.5        0.2        0.0        0.0
20-24        7.7        5.4        3.1        7.1        2.2        1.4        0.1
25-29       12.6       13.9       13.1       18.3       10.7        8.3        3.8
30-34       13.1       20.8       12.8       17.6       14.4       17.9        5.9
35-39       12.2       17.3       13.3       15.9       12.9       13.1        9.1
40-44       11.7       14.1       13.5        9.5       15.4       13.2       13.2
45-49       11.3       11.4       12.0        9.2        9.7       10.4       14.5
50-54       10.6        7.6       11.7        7.5        9.9        9.5       21.5
55-59        8.5        4.9        9.7        4.1       12.0        7.6       13.4
60-64        5.9        3.4        6.6        5.3        7.4        8.5        9.2
65-69        2.7        0.6        2.5        3.1        2.6        6.2        5.2
70-74        1.1        0.3        1.0        1.1        1.4        1.9        3.2
75-79        0.4        0.0        0.5        0.5        0.8        1.3        0.4
80-84        0.1        0.0        0.0        0.2        0.2        0.7        0.5
85-89        0.0        0.0        0.0        0.2        0.1        0.0        0.0
90-94        0.0        0.0        0.0        0.0        0.0        0.0        0.0
95-99        0.0        0.0        0.0        0.0        0.0        0.0        0.0
----- ---------- ---------- ---------- ---------- ---------- ---------- ----------
total      100.0      100.0      100.0      100.0      100.0      100.0      100.0

==================================================================================
Source: Integrated Public Use Microdata Series (IPUMS), United States Census Bureau;
        ACS Occupation Codes (OCC);
        U.S. Census STEM, STEM-related, and Non-STEM Occupation Code List 2010;
        May 2015 Occupation Profiles, Bureau of Labor Statistics
Note: Bay Area is taken to include Santa Clara, Alameda, San Mateo, and San Francisco counties;
      Following are the 2010 Census Codes used in the above tables:

Occupation  occ values included for empstat == 2 (employed)
----------  -----------------------------------------------
Employed    all values of occ
Computer    occ %in% c(110,1000:1199)
Engineer    occ %in% c(300,1310:1560)
Science     occ %in% c(360,1600:1965)
Healthcare  occ %in% c(350,3000:3540)
Legal       occ %in% c(2100:2160)
CEOs        occ %in% c(10)

      Following is information on computer occupations taken chiefly from the Bureau of Labor Statistics:
Information on Computer Occupations
Census CodeSOC CodeSOC TitleSOC Description
011011-3021Computer and Information Systems Managers Plan, direct, or coordinate activities in such fields as electronic data processing, information systems, systems analysis, and computer programming. Excludes "Computer Occupations" (15-1111 through 15-1199).
100515-1111Computer and Information Research Scientists Conduct research into fundamental computer and information science as theorists, designers, or inventors. Develop solutions to problems in the field of computer hardware and software.
100615-1121Computer Systems Analysts Analyze science, engineering, business, and other data processing problems to implement and improve computer systems. Analyze user requirements, procedures, and problems to automate or improve existing systems and review computer system capabilities, workflow, and scheduling limitations. May analyze or recommend commercially available software.
100715-1122Information Security Analysts Plan, implement, upgrade, or monitor security measures for the protection of computer networks and information. May ensure appropriate security controls are in place that will safeguard digital files and vital electronic infrastructure. May respond to computer security breaches and viruses. Excludes "Computer Network Architects" (15-1143).
101015-1131Computer Programmers Create, modify, and test the code, forms, and script that allow computer applications to run. Work from specifications drawn up by software developers or other individuals. May assist software developers by analyzing user needs and designing software solutions. May develop and write computer programs to store, locate, and retrieve specific documents, data, and information.
1020+15-1132Software Developers, Applications Develop, create, and modify general computer applications software or specialized utility programs. Analyze user needs and develop software solutions. Design software or customize software for client use with the aim of optimizing operational efficiency. May analyze and design databases within an application area, working individually or coordinating database development as part of a team. May supervise computer programmers.
1020+15-1133Software Developers, Systems Software Research, design, develop, and test operating systems-level software, compilers, and network distribution software for medical, industrial, military, communications, aerospace, business, scientific, and general computing applications. Set operational specifications and formulate and analyze software requirements. May design embedded systems software. Apply principles and techniques of computer science, engineering, and mathematical analysis.
103015-1134Web Developers Design, create, and modify Web sites. Analyze user needs to implement Web site content, graphics, performance, and capacity. May integrate Web sites with other computer applications. May convert written, graphic, audio, and video components to compatible Web formats by using software designed to facilitate the creation of Web and multimedia content. Excludes "Multimedia Artists and Animators" (27-1014).
106015-1141Database Administrators Administer, test, and implement computer databases, applying knowledge of database management systems. Coordinate changes to computer databases. May plan, coordinate, and implement security measures to safeguard computer databases. Excludes "Information Security Analysts" (15-1122).
110515-1142Network and Computer Systems Administrators Install, configure, and support an organization's local area network (LAN), wide area network (WAN), and Internet systems or a segment of a network system. Monitor network to ensure network availability to all system users and may perform necessary maintenance to support network availability. May monitor and test Web site performance to ensure Web sites operate correctly and without interruption. May assist in network modeling, analysis, planning, and coordination between network and data communications hardware and software. May supervise computer user support specialists and computer network support specialists. May administer network security measures. Excludes "Information Security Analysts"(15-1122), "Computer User Support Specialists" (15-1151), and "Computer Network Support Specialists" (15-1152).
110615-1143Computer Network Architects Design and implement computer and information networks, such as local area networks (LAN), wide area networks (WAN), intranets, extranets, and other data communications networks. Perform network modeling, analysis, and planning. May also design network and computer security measures. May research and recommend network and data communications hardware and software. Excludes "Information Security Analysts" (15-1122), "Network and Computer Systems Administrators" (15-1142), and "Computer Network Support Specialists" (15-1152).
1050+15-1151Computer User Support Specialists Provide technical assistance to computer users. Answer questions or resolve computer problems for clients in person, or via telephone or electronically. May provide assistance concerning the use of computer hardware and software, including printing, installation, word processing, electronic mail, and operating systems. Excludes "Network and Computer Systems Administrators" (15-1142).
1050+15-1152Computer Network Support Specialists Analyze, test, troubleshoot, and evaluate existing network systems, such as local area network (LAN), wide area network (WAN), and Internet systems or a segment of a network system. Perform network maintenance to ensure networks operate correctly with minimal interruption. Excludes "Network and Computer Systems Administrators" (15-1142) and "Computer Network Architects" (15-1143).
110715-1199Computer Occupations, All Other All computer occupations not listed separately. Excludes "Computer and Information Systems Managers" (11-3021), "Computer Hardware Engineers" (17-2061), "Electrical and Electronics Engineers" (17-2070), "Computer Science Teachers, Postsecondary" (25-1021), "Multimedia Artists and Animators" (27-1014), "Graphic Designers" (27-1024), "Computer Operators" (43-9011), and "Computer, Automated Teller, and Office Machine Repairs" (49-2011).
        For more information, see IPUMS Documentation: User's Guide

Ages of Computer Workforce: 2014

        Ages of Software Developers, Applications and System Software
                        (counts by age group in 2014)

                    Santa                 San       San                United
 Age   Bay Area     Clara   Alameda     Mateo Francisco California     States
----- --------- --------- --------- --------- --------- ---------- ----------
15-19       332       161         0         0       171        610       2127
20-24      6642      2228      1370       769      2275      11325      52565
25-29     19241     10426      3226      1220      4369      34040     149691
30-34     28586     15744      5594      3337      3911      48921     200396
35-39     23615     12207      5979      2964      2465      38037     174051
40-44     16032      8651      3887      1909      1585      33350     154031
45-49     12379      8212      2452       934       781      23640     129594
50-54      7057      4455       972       898       732      15820     109912
55-59      4781      3806       725       109       141      11999      74374
60-64      2828      1839       312       389       288       5608      40091
65-69       569       288        98         0       183       2441      12763
70-74        61         0        61         0         0        478       2860
----- --------- --------- --------- --------- --------- ---------- ----------
total    122123     68017     24676     12529     16901     226456    1103843

        Ages of Software Developers, Applications and System Software
                       (percents by age group in 2014)

                    Santa                 San       San                United
 Age   Bay Area     Clara   Alameda     Mateo Francisco California     States
----- --------- --------- --------- --------- --------- ---------- ----------
15-19       0.3       0.2       0.0       0.0       1.0        0.3        0.2
20-24       5.4       3.3       5.6       6.1      13.5        5.0        4.8
25-29      15.8      15.3      13.1       9.7      25.9       15.0       13.6
30-34      23.4      23.1      22.7      26.6      23.1       21.6       18.2
35-39      19.3      17.9      24.2      23.7      14.6       16.8       15.8
40-44      13.1      12.7      15.8      15.2       9.4       14.7       14.0
45-49      10.1      12.1       9.9       7.5       4.6       10.4       11.7
50-54       5.8       6.5       3.9       7.2       4.3        7.0       10.0
55-59       3.9       5.6       2.9       0.9       0.8        5.3        6.7
60-64       2.3       2.7       1.3       3.1       1.7        2.5        3.6
65-69       0.5       0.4       0.4       0.0       1.1        1.1        1.2
----- --------- --------- --------- --------- --------- ---------- ----------
total     100.0     100.0     100.0     100.0     100.0      100.0      100.0

===================================================================================
Ages of Computer Programmers, Software Developers, Applications and System Software
                        (counts by age group in 2014)

                    Santa                 San       San                United
 Age   Bay Area     Clara   Alameda     Mateo Francisco California     States
----- --------- --------- --------- --------- --------- ---------- ----------
15-19       332       161         0         0       171       1284       4776
20-24      8339      2897      1813       846      2783      16133      77463
25-29     21953     11707      3867      1376      5003      41481     192131
30-34     31741     16699      6799      3471      4772      56439     254953
35-39     25524     13265      6588      3035      2636      48569     228431
40-44     17691      9425      4591      1973      1702      39874     212807
45-49     15020      8875      3116      1308      1721      31015     193410
50-54      8132      4890      1307       965       970      19677     164265
55-59      5633      4152       869       239       373      16344     119125
60-64      3286      1993       495       389       409       8107      67790
65-69       653       288        98        84       183       2891      23432
70-74       427         0       427         0         0       1007       6646
----- --------- --------- --------- --------- --------- ---------- ----------
total    138731     74352     29970     13686     20723     283192    1547484

Ages of Computer Programmers, Software Developers, Applications and System Software
                       (percents by age group in 2014)

                    Santa                 San       San                United
 Age   Bay Area     Clara   Alameda     Mateo Francisco California     States
----- --------- --------- --------- --------- --------- ---------- ----------
15-19       0.2       0.2       0.0       0.0       0.8        0.5        0.3
20-24       6.0       3.9       6.0       6.2      13.4        5.7        5.0
25-29      15.8      15.7      12.9      10.1      24.1       14.6       12.4
30-34      22.9      22.5      22.7      25.4      23.0       19.9       16.5
35-39      18.4      17.8      22.0      22.2      12.7       17.2       14.8
40-44      12.8      12.7      15.3      14.4       8.2       14.1       13.8
45-49      10.8      11.9      10.4       9.6       8.3       11.0       12.5
50-54       5.9       6.6       4.4       7.1       4.7        6.9       10.6
55-59       4.1       5.6       2.9       1.7       1.8        5.8        7.7
60-64       2.4       2.7       1.7       2.8       2.0        2.9        4.4
65-69       0.5       0.4       0.3       0.6       0.9        1.0        1.5
70-74       0.3       0.0       1.4       0.0       0.0        0.4        0.4
----- --------- --------- --------- --------- --------- ---------- ----------
total     100.0     100.0     100.0     100.0     100.0      100.0      100.0

=============================================================================
               Ages of All Computer Occupations (workers only)
                        (counts by age group in 2014)

                    Santa                 San       San                United
 Age   Bay Area     Clara   Alameda     Mateo Francisco California     States
----- --------- --------- --------- --------- --------- ---------- ----------
15-19       823       332       243        77       171       3562      21000
20-24     11680      4144      2937      1188      3411      32706     227874
25-29     29451     14331      6245      1802      7073      70616     486868
30-34     44181     20890     10650      4989      7652      95440     599466
35-39     35911     17482      9823      3965      4641      84920     562680
40-44     27422     12699      8008      3177      3538      74531     548031
45-49     22304     12015      5181      2353      2755      62232     470185
50-54     14429      6593      3122      1542      3172      47316     432740
55-59      9697      5754      2132       664      1147      36499     307658
60-64      7031      3041      2472       756       762      20995     181853
65-69      1101       437       263        84       317       4910      58600
70-74       619         0       517       102         0       2969      15124
75-79        51         0         0        51         0        398       3791
----- --------- --------- --------- --------- --------- ---------- ----------
total    204700     97718     51593     20750     34639     537286    3917415

               Ages of All Computer Occupations (workers only)
                       (percents by age group in 2014)

                    Santa                 San       San                United
 Age   Bay Area     Clara   Alameda     Mateo Francisco California     States
----- --------- --------- --------- --------- --------- ---------- ----------
15-19       0.4       0.3       0.5       0.4       0.5        0.7        0.5
20-24       5.7       4.2       5.7       5.7       9.8        6.1        5.8
25-29      14.4      14.7      12.1       8.7      20.4       13.1       12.4
30-34      21.6      21.4      20.6      24.0      22.1       17.8       15.3
35-39      17.5      17.9      19.0      19.1      13.4       15.8       14.4
40-44      13.4      13.0      15.5      15.3      10.2       13.9       14.0
45-49      10.9      12.3      10.0      11.3       8.0       11.6       12.0
50-54       7.0       6.7       6.1       7.4       9.2        8.8       11.0
55-59       4.7       5.9       4.1       3.2       3.3        6.8        7.9
60-64       3.4       3.1       4.8       3.6       2.2        3.9        4.6
65-69       0.5       0.4       0.5       0.4       0.9        0.9        1.5
70-74       0.3       0.0       1.0       0.5       0.0        0.6        0.4
75-79       0.0       0.0       0.0       0.2       0.0        0.1        0.1
----- --------- --------- --------- --------- --------- ---------- ----------
total     100.0     100.0     100.0     100.0     100.0      100.0      100.0

================================================================================
Ages of All Computer and Mathematical Occupations (workers and managers) in 2014
                        (counts by age group in 2014)

                    Santa                 San       San                United
 Age   Bay Area     Clara   Alameda     Mateo Francisco California     States
----- --------- --------- --------- --------- --------- ---------- ----------
15-19       823       332       243        77       171       3562      22166
20-24     12385      4399      3002      1188      3796      33963     243643
25-29     32772     15452      6942      1920      8458      79299     546165
30-34     48225     22035     11194      5760      9236     108273     688840
35-39     40353     18831     11551      4422      5549      97518     671394
40-44     32327     14950      8879      3608      4890      90766     667437
45-49     26148     13425      6267      3095      3361      74325     584187
50-54     17877      7756      4433      1939      3749      61613     540010
55-59     11533      6387      3062       878      1206      43212     391221
60-64      7786      3274      2668       949       895      25485     226050
65-69      1437       637       263       155       382       6603      74983
70-74       753       134       517       102         0       3597      18775
75-79        51         0         0        51         0        398       4463
----- --------- --------- --------- --------- --------- ---------- ----------
total    232470    107612     59021     24144     41693     628806    4681412

Ages of All Computer and Mathematical Occupations (workers and managers) in 2014
                       (percents by age group in 2014)

                    Santa                 San       San                United
 Age   Bay Area     Clara   Alameda     Mateo Francisco California     States
----- --------- --------- --------- --------- --------- ---------- ----------
15-19       0.4       0.3       0.4       0.3       0.4        0.6        0.5
20-24       5.3       4.1       5.1       4.9       9.1        5.4        5.2
25-29      14.1      14.4      11.8       8.0      20.3       12.6       11.7
30-34      20.7      20.5      19.0      23.9      22.2       17.2       14.7
35-39      17.4      17.5      19.6      18.3      13.3       15.5       14.3
40-44      13.9      13.9      15.0      14.9      11.7       14.4       14.3
45-49      11.2      12.5      10.6      12.8       8.1       11.8       12.5
50-54       7.7       7.2       7.5       8.0       9.0        9.8       11.5
55-59       5.0       5.9       5.2       3.6       2.9        6.9        8.4
60-64       3.3       3.0       4.5       3.9       2.1        4.1        4.8
65-69       0.6       0.6       0.4       0.6       0.9        1.1        1.6
70-74       0.3       0.1       0.9       0.4       0.0        0.6        0.4
75-79       0.0       0.0       0.0       0.2       0.0        0.1        0.1
----- --------- --------- --------- --------- --------- ---------- ----------
total     100.0     100.0     100.0     100.0     100.0      100.0      100.0

=============================================================================
      Ages of Computer and Information Systems Managers
                        (counts by age group in 2014)

                    Santa                 San       San                United
 Age   Bay Area     Clara   Alameda     Mateo Francisco California     States
----- --------- --------- --------- --------- --------- ---------- ----------
20-24       498        97        65         0       336        747       8633
25-29      2185       757       574       118       736       5000      28593
30-34      2898       845       383       350      1320       8072      55998
35-39      3347       997       985       457       908       9993      80556
40-44      4476      2014       679       431      1352      12917      94047
45-49      3470      1290       979       595       606       9914      91418
50-54      2893       958      1188       397       350      10596      83006
55-59      1486       472       741       214        59       5406      62558
60-64       629       233       129       193        74       2942      30260
65-69       206       141         0         0        65        956      10556
----- --------- --------- --------- --------- --------- ---------- ----------
total     22088      7804      5723      2755      5806      66932     549464

      Ages of Computer and Information Systems Managers
                       (percents by age group in 2014)

                    Santa                 San       San                United
 Age   Bay Area     Clara   Alameda     Mateo Francisco California     States
----- --------- --------- --------- --------- --------- ---------- ----------
20-24       2.3       1.2       1.1       0.0       5.8        1.1        1.6
25-29       9.9       9.7      10.0       4.3      12.7        7.5        5.2
30-34      13.1      10.8       6.7      12.7      22.7       12.1       10.2
35-39      15.2      12.8      17.2      16.6      15.6       14.9       14.7
40-44      20.3      25.8      11.9      15.6      23.3       19.3       17.1
45-49      15.7      16.5      17.1      21.6      10.4       14.8       16.6
50-54      13.1      12.3      20.8      14.4       6.0       15.8       15.1
55-59       6.7       6.0      12.9       7.8       1.0        8.1       11.4
60-64       2.8       3.0       2.3       7.0       1.3        4.4        5.5
65-69       0.9       1.8       0.0       0.0       1.1        1.4        1.9
----- --------- --------- --------- --------- --------- ---------- ----------
total     100.0     100.0     100.0     100.0     100.0      100.0      100.0

================================================================================================
      Ages of Computer Programmers, Software Developers, Applications and System Software
           (counts by age group in Bay Area and all Santa Clara County PUMAs in 2014)

         Bay MV&PA Sunny SClar Miltp AlmRk Gi&MH CuSLG Campb NW SJ Ce SJ So SJ SW SJ SE SJ Ea SJ
 Age    Area  8501  8502  8503  8504  8505  8506  8507  8508  8509  8510  8511  8512  8513  8514
----- ------ ----- ----- ----- ----- ----- ----- ----- ----- ----- ----- ----- ----- ----- -----
15-19    332     0     0     0     0     0     0   111     0     0     0     0     0    50     0
20-24   8339   852   574   236     0     0     0   336   302   147    81    96   181    92     0
25-29  21953  1713  3540  3062  1557    76     0     0   304   857   261     0   111     0   226
30-34  31741  3091  4784  3100  1498   171    64   859  1379   768   356   248   127   213    41
35-39  25524  1982  3258  1440   721   138     0  1895  1128  1129   288   371   459   353   103
40-44  17691  1586  1374   972   412   153     0  1368  1000     0   789   996   202   513    60
45-49  15020  1334   478   652   241   106   288  1757  1288   504   359   216   803   743   106
50-54   8132   572   398   233   170    61     0  1189   822   276    61   488   370   250     0
55-59   5633   659   381     0   533     0   661   373   343   221   336   369   126     0   150
60-64   3286   271   228   224   439     0     0   139   539     0     0     0    83    70     0
65-69    653   103    65    74     0     0     0    46     0     0     0     0     0     0     0
70-74    427     0     0     0     0     0     0     0     0     0     0     0     0     0     0
----- ------ ----- ----- ----- ----- ----- ----- ----- ----- ----- ----- ----- ----- ----- -----
total 138731 12163 15080  9993  5571   705  1013  8073  7105  3902  2531  2784  2462  2284   686

      Ages of Computer Programmers, Software Developers, Applications and System Software
          (percents by age group in Bay Area and all Santa Clara County PUMAs in 2014)

         Bay MV&PA Sunny SClar Miltp AlmRk Gi&MH CuSLG Campb NW SJ Ce SJ So SJ SW SJ SE SJ Ea SJ
 Age    Area  8501  8502  8503  8504  8505  8506  8507  8508  8509  8510  8511  8512  8513  8514
----- ------ ----- ----- ----- ----- ----- ----- ----- ----- ----- ----- ----- ----- ----- -----
15-19    0.2   0.0   0.0   0.0   0.0   0.0   0.0   1.4   0.0   0.0   0.0   0.0   0.0   2.2   0.0
20-24    6.0   7.0   3.8   2.4   0.0   0.0   0.0   4.2   4.3   3.8   3.2   3.4   7.4   4.0   0.0
25-29   15.8  14.1  23.5  30.6  27.9  10.8   0.0   0.0   4.3  22.0  10.3   0.0   4.5   0.0  32.9
30-34   22.9  25.4  31.7  31.0  26.9  24.3   6.3  10.6  19.4  19.7  14.1   8.9   5.2   9.3   6.0
35-39   18.4  16.3  21.6  14.4  12.9  19.6   0.0  23.5  15.9  28.9  11.4  13.3  18.6  15.5  15.0
40-44   12.8  13.0   9.1   9.7   7.4  21.7   0.0  16.9  14.1   0.0  31.2  35.8   8.2  22.5   8.7
45-49   10.8  11.0   3.2   6.5   4.3  15.0  28.4  21.8  18.1  12.9  14.2   7.8  32.6  32.5  15.5
50-54    5.9   4.7   2.6   2.3   3.1   8.7   0.0  14.7  11.6   7.1   2.4  17.5  15.0  10.9   0.0
55-59    4.1   5.4   2.5   0.0   9.6   0.0  65.3   4.6   4.8   5.7  13.3  13.3   5.1   0.0  21.9
60-64    2.4   2.2   1.5   2.2   7.9   0.0   0.0   1.7   7.6   0.0   0.0   0.0   3.4   3.1   0.0
65-69    0.5   0.8   0.4   0.7   0.0   0.0   0.0   0.6   0.0   0.0   0.0   0.0   0.0   0.0   0.0
70-74    0.3   0.0   0.0   0.0   0.0   0.0   0.0   0.0   0.0   0.0   0.0   0.0   0.0   0.0   0.0
----- ------ ----- ----- ----- ----- ----- ----- ----- ----- ----- ----- ----- ----- ----- -----
total  100.0 100.0 100.0 100.0 100.0 100.0 100.0 100.0 100.0 100.0 100.0 100.0 100.0 100.0 100.0

Source: Integrated Public Use Microdata Series (IPUMS), United States Census Bureau
        Create extract with variables STATEFIP, COUNTY, MET2013, PUMA, AGE, CITIZEN, EMPSTAT, and OCC.
        The variables YEAR, DATANUM, SERIAL, HHWT, GQ, PERNUM, and PERWT are automatically preselected.
        For samples, select ACS for 2014. For data format, select STATA. For structure, select rectangular.
        For more information, see IPUMS Documentation: User's Guide
Note: Bay Area is taken to include Santa Clara, Alameda, San Mateo, and San Francisco counties;
      Following are the 2010 Census Codes used in the above tables:

Codes             Description
----------------  -----------
c(1020)           Software Developers, Applications and System Software
c(1010,1020)      Computer Programmers, Software Developers, Applications and System Software
c(1000:1199)      All Computer Occupations (workers only)
c(110,1000:1240)  All Computer and Mathematical Occupations (workers and managers)
c(110)            Computer and Information Systems Managers
c(1010,1020)      Computer Programmers, Software Developers, Applications and System Software

2010 Census Computer and Mathematical Occupation Code List

                                                        2010     2010
                                                       Census     SOC
Occupation 2010 Description                             Code     Code
------------------------------------------------------ ------ ---------
Computer and information systems managers               0110    11-3021
Computer and information research scientists            1005    15-1111
Computer systems analysts                               1006    15-1121
Information security analysts                           1007    15-1122
Computer programmers                                    1010    15-1131
Software developers, applications and systems software  1020    15-113X
Web developers                                          1030    15-1134
Computer support specialists                            1050    15-1150
Database administrators                                 1060    15-1141
Network and computer systems administrators             1105    15-1142
Computer network architects                             1106    15-1143
Computer occupations, all other                         1107    15-1199
------------------------------------------------------ ------ ---------
Actuaries                                               1200    15-2011
Mathematicians                                          1210    15-2021
Operations research analysts                            1220    15-2031
Statisticians                                           1230    15-2041
Miscellaneous mathematical science occupations          1240    15-2090

Source: 2010 Census STEM, STEM-related, and Non-STEM Occupation Code List 2010

2010 Census Public Use Microdata Areas (PUMAs) for San Francisco Bay Area

  Code    County and Description
--------  ----------------------
06 00101  Alameda County (North)--Berkeley & Albany Cities PUMA
06 00102  Alameda County (Northwest)--Oakland (Northwest) & Emeryville Cities PUMA
06 00103  Alameda County (Northeast)--Oakland (East) & Piedmont Cities PUMA
06 00104  Alameda County (North Central)--Oakland City (South Central) PUMA
06 00105  Alameda County (West)--San Leandro, Alameda & Oakland (Southwest) Cities PUMA
06 00106  Alameda County (North Central)--Castro Valley, San Lorenzo & Ashland PUMA
06 00107  Alameda County (Central)--Hayward City PUMA
06 00108  Alameda County (Southwest)--Union City, Newark & Fremont (West) Cities PUMA
06 00109  Alameda County (South Central)--Fremont City (East) PUMA
06 00110  Alameda County (East)--Livermore, Pleasanton & Dublin Cities PUMA
06 07501  San Francisco County (North & West)--Richmond District PUMA
06 07502  San Francisco County (North & East)--North Beach & Chinatown PUMA
06 07503  San Francisco County (Central)--South of Market & Potrero PUMA
06 07504  San Francisco County (Central)--Inner Mission & Castro PUMA
06 07505  San Francisco County (Central)--Sunset District (North) PUMA
06 07506  San Francisco County (South Central)--Sunset District (South) PUMA
06 07507  San Francisco County (South Central)--Bayview & Hunters Point PUMA
06 08101  San Mateo County (North Central)--Daly City, Pacifica Cities & Colma Town PUMA
06 08102  San Mateo County (North Central)--South San Francisco, San Bruno & Brisbane Cities PUMA
06 08103  San Mateo County (Central)--San Mateo (North), Burlingame & Millbrae Cities PUMA
06 08104  San Mateo County (South & West)--San Mateo (South) & Half Moon Bay Cities PUMA
06 08105  San Mateo County (East Central)--Redwood City, San Carlos & Belmont Cities PUMA
06 08106  San Mateo County (Southeast)--Menlo Park, East Palo Alto Cities & Atherton Town PUMA
06 08501  Santa Clara County (Northwest)--Mountain View, Palo Alto & Los Altos Cities PUMA
06 08502  Santa Clara County (Northwest)--Sunnyvale & San Jose (North) Cities PUMA
06 08503  Santa Clara County (Northwest)--San Jose (Northwest) & Santa Clara Cities PUMA
06 08504  Santa Clara County (North Central)--Milpitas & San Jose (Northeast) Cities PUMA
06 08505  Santa Clara County (North Central)--San Jose City (East Central) & Alum Rock PUMA
06 08506  Santa Clara County (East)--Gilroy, Morgan Hill & San Jose (South) Cities PUMA
06 08507  Santa Clara County (Southwest)--Cupertino, Saratoga Cities & Los Gatos Town PUMA
06 08508  Santa Clara County (Central)--San Jose (West Central) & Campbell Cities PUMA
06 08509  Santa Clara County (Central)--San Jose City (Northwest) PUMA
06 08510  Santa Clara County (Central)--San Jose City (Central) PUMA
06 08511  Santa Clara County (Central)--San Jose City (South Central/Branham) & Cambrian Park PUMA
06 08512  Santa Clara County (Central)--San Jose City (Southwest/Almaden Valley) PUMA
06 08513  Santa Clara County (Central)--San Jose City (Southeast/Evergreen) PUMA
06 08514  Santa Clara County (Central)--San Jose City (East Central/East Valley) PUMA

Source: 2010 Census Public Use Microdata Area (PUMA) Reference Maps - California

Information on STEM Workers
Search of Google on shortage of STEM-related workers
Commentary on the Skills Gap
Composition of STEM Workers in Selected Locations: 2014
Computer Workforce by Age: 2012
H-1B Labor Condition Applications: 2001-2013
Information on H-1B Visas
Analyses of Studies
Analysis of "Immigration and American Jobs"
Analysis of the claim that each H-1B worker creates 1.83 jobs
Analysis of the claim that each STEM worker with an advanced U.S. degrees creates 2.62 jobs
References to Claims that Foreign-born Workers Create Jobs
Claim of 1.4 million computer science jobs with only 400,000 computer science graduates to fill them
Analysis of "Foreign STEM Workers and Native Wages and Employment in U.S. Cities"
Analysis of "STEM Workers, H-1B Visas, and Productivity in US Cities"
A Look At Mariel Using R