Age and Sex in Tract 511100, Santa Clara County, California (Tract)

Age Structure#1

Percentage in each age cohort per year of age.1 Gray areas represent percentile bands from the tracts in Santa Clara County.
Scope: population of Santa Clara County, Tract 511100, and other tracts in Santa Clara County
Tract 511100
Santa Clara County
Percentile:
0th - 100th
10th - 90th
20th - 80th
30th - 70th
40th - 60th
0.0%0.5%1.0%1.5%2.0%Count%85+80-8475-7970-7467-6965-6662-6460-6155-5950-5445-4940-4435-3930-3425-2922-24212018-1915-1710-145-90-41422.549%2.55%1342.405%2.41%1502.693%2.69%2624.703%4.70%1142.046%2.05%1773.177%3.18%1833.285%3.28%801.436%1.44%4247.611%7.61%3977.126%7.13%60510.860%10.9%5039.029%9.03%1462.621%2.62%1182.118%2.12%2694.829%4.83%1292.316%2.32%310.556%0.56%200.359%0.36%901.616%1.62%3566.390%6.39%63411.380%11.4%4087.324%7.32%1993.572%3.57%
Count number of people in age cohort
% age cohort as a percentage of the total population
1normalized with respect to the number of years in each interval

Age and Sex#2

Percentage in each age cohort per year of age.1
Scope: population of Santa Clara County and Tract 511100
Female Male
Santa Clara County
Tract 511100
Shaded bar tips show excess over facing bar.
0.5%0.0%0.5%Count%Senior2Older Adult3Younger Adult4College5Children6-0.200443%-0.087257%-0.150072%-0.039182%-0.287700%0.29%0.200443%0.150072%0.200443%0.20%97917.573%17.6%-0.784060%-0.659306%-0.784060%0.78%0.784060%0.005744%0.659306%0.008768%0.789804%0.79%2,19239.347%39.3%-0.282215%-0.095734%-0.712219%-0.377949%0.38%0.282215%0.712219%0.061360%0.282215%0.28%66211.883%11.9%-0.188476%-0.566880%-0.188476%0.19%0.188476%0.255789%0.566880%0.058142%0.444265%0.44%1412.531%2.53%-0.719001%-0.625643%-0.719001%0.72%0.719001%0.154570%0.625643%0.031370%0.873571%0.87%1,59728.666%28.7%
Count number of people in age cohort
% age cohort as a percentage of the total population
1normalized with respect to the number of years in each interval 265+ 340-64 422-39 518-21 60-17

Detailed Age and Sex#3

Percentage in each age cohort per year of age.1
Scope: population of Santa Clara County and Tract 511100
Female Male
Santa Clara County
Tract 511100
Shaded bar tips show excess over facing bar.
1.0%0.5%0.0%0.5%1.0%Count%85+80-8475-7970-7467-6965-6662-6460-6155-5950-5445-4940-4435-3930-3425-2922-24212018-1915-1710-145-90-4-0.033656%-0.091994%-0.038261%-0.028782%-0.125651%0.13%0.033656%0.038261%0.033656%0.03%1422.549%2.55%-0.172321%-0.136421%-0.138319%-0.044232%-0.308742%0.31%0.172321%0.138319%0.172321%0.17%1342.405%2.41%-0.222581%-0.188790%-0.046375%-0.222581%0.22%0.222581%0.093341%0.188790%0.315922%0.32%1502.693%2.69%-0.437982%-0.064620%-0.262199%-0.059319%-0.502603%0.50%0.437982%0.262199%0.437982%0.44%2624.703%4.70%-0.317118%-0.047867%-0.344641%-0.031564%-0.364985%0.36%0.317118%0.344641%0.317118%0.32%1142.046%2.05%-0.547478%-0.493628%-0.404975%-0.052863%-1.041106%1.04%0.547478%0.404975%0.547478%0.55%1773.177%3.18%-0.502603%-0.089750%-0.446759%-0.044720%-0.592353%0.59%0.502603%0.446759%0.502603%0.50%1833.285%3.28%-0.332077%-0.550594%-0.015915%-0.332077%0.33%0.332077%0.053850%0.550594%0.385927%0.39%801.436%1.44%-0.685694%-0.621064%-0.685694%0.69%0.685694%0.150781%0.621064%0.002515%0.836475%0.84%4247.611%7.61%-0.631843%-0.697306%-0.631843%0.63%0.631843%0.161551%0.697306%0.026376%0.793394%0.79%3977.126%7.13%-0.904685%-0.362592%-0.714069%-1.267277%1.27%0.904685%0.714069%0.021644%0.904685%0.90%60510.860%10.9%-0.847245%-0.742599%-0.847245%0.85%0.847245%0.111291%0.742599%0.026503%0.958535%0.96%5039.029%9.03%-0.093341%-0.337462%-0.722620%-0.430802%0.43%0.093341%0.722620%0.027341%0.093341%0.09%1462.621%2.62%-0.186681%-0.753039%-0.186681%0.19%0.186681%0.050260%0.753039%0.056402%0.236941%0.24%1182.118%2.12%-0.477473%-0.710016%-0.477473%0.48%0.477473%0.010770%0.710016%0.095912%0.488243%0.49%2694.829%4.83%-0.329085%-0.113684%-0.630521%-0.442769%0.44%0.329085%0.630521%0.068734%0.329085%0.33%1292.316%2.32%-0.179501%-0.511603%-0.179501%0.18%0.179501%0.197451%0.511603%0.136654%0.376952%0.38%310.556%0.56%-0.161551%-0.606348%-0.161551%0.16%0.161551%0.035900%0.606348%0.026684%0.197451%0.20%200.359%0.36%-0.206426%-0.574784%-0.206426%0.21%0.206426%0.394902%0.574784%0.034614%0.601328%0.60%901.616%1.62%-1.023156%-0.083767%-0.595102%-1.106923%1.11%1.023156%0.595102%0.028841%1.023156%1.02%3566.390%6.39%-1.030336%-0.631376%-1.030336%1.03%1.030336%0.215401%0.631376%0.012594%1.245737%1.25%63411.380%11.4%-0.542093%-0.641148%-0.542093%0.54%0.542093%0.380542%0.641148%0.048062%0.922635%0.92%4087.324%7.32%-0.351822%-0.622730%-0.351822%0.35%0.351822%0.010770%0.622730%0.034970%0.362592%0.36%1993.572%3.57%
Count number of people in age cohort
% age cohort as a percentage of the total population
1normalized with respect to the number of years in each interval

Detailed Sex Ratio#4

Percentage more males or females in selected age cohorts.
Scope: population of Santa Clara County and Tract 511100
More Females More Males
Santa Clara County
Tract 511100
200%0%M:FFM85+80-8475-7970-7467-6965-6662-6460-6155-5950-5445-4940-4435-3930-3425-2922-24212018-1915-1710-145-90-4-273.333333%-75.225303%-273.333333%273.3%0.2680.2778.873%78.9%21.127%21.1%-79.166667%-31.978216%-79.166667%79.2%0.5580.5664.179%64.2%35.821%35.8%-24.564460%41.935484%41.935484%41.9%1.4191.4241.333%41.3%58.667%58.7%-14.754098%-22.623720%-14.754098%14.8%0.8710.8753.435%53.4%46.565%46.6%-15.094340%-9.158543%-15.094340%15.1%0.8690.8753.509%53.5%46.491%46.5%-90.163934%-13.053445%-90.163934%90.2%0.5260.5365.537%65.5%34.463%34.5%-17.857143%-10.009895%-17.857143%17.9%0.8480.8554.098%54.1%45.902%45.9%-2.890452%16.216216%16.216216%16.2%1.1621.1646.250%46.3%53.750%53.8%21.989529%0.404872%21.989529%22.0%1.2201.2245.047%45.0%54.953%55.0%25.568182%3.782542%25.568182%25.6%1.2561.2644.332%44.3%55.668%55.7%-40.079365%-40.079365%40.1%3.031068%0.7140.7158.347%58.3%41.653%41.7%13.135593%3.568979%13.135593%13.1%1.1311.1346.918%46.9%53.082%53.1%-361.538462%-361.538462%361.5%3.783641%0.2170.2282.192%82.2%17.808%17.8%26.923077%7.489856%26.923077%26.9%1.2691.2744.068%44.1%55.932%55.9%2.255639%13.508465%2.255639%2.3%1.0231.0249.442%49.4%50.558%50.6%-34.545455%-34.545455%34.5%10.901085%0.7430.7457.364%57.4%42.636%42.6%110.000000%26.710908%110.000000%110.0%2.1002.1032.258%32.3%67.742%67.7%22.222222%4.400700%22.222222%22.2%1.2221.2245.000%45.0%55.000%55.0%191.304348%6.022150%191.304348%191.3%2.9132.9125.556%25.6%74.444%74.4%-8.187135%-8.187135%8.2%4.846378%0.9240.9251.966%52.0%48.034%48.0%20.905923%1.994656%20.905923%20.9%1.2091.2145.268%45.3%54.732%54.7%70.198675%7.496277%70.198675%70.2%1.7021.7037.010%37.0%62.990%63.0%3.061224%5.615565%3.061224%3.1%1.0311.0349.246%49.2%50.754%50.8%
M:F ratio of males to females in the age cohort
F females as a percentage of the age cohort
M males as a percentage of the age cohort

Map of Age Cohorts by Block Group in Tract 511100

Children Age Cohorts by Block Group#5

Percentage of population aged 0 to 17 (%):
26.8%27.8%28.8%29.8%30.8%31.9%

College Age Cohorts by Block Group#6

Percentage of population aged 18 to 21 (%):
1.24%1.67%2.10%2.53%2.96%3.39%

20s Age Cohorts by Block Group#7

Percentage of population aged 22 to 29 (%):
3.7%5.0%6.3%7.6%8.8%10.1%

30s Age Cohorts by Block Group#8

Percentage of population aged 30 to 39 (%):
1.4%3.1%4.6%6.2%7.8%9.4%

40s Age Cohorts by Block Group#9

Percentage of population aged 40 to 49 (%):
17.3%18.5%19.6%20.8%21.9%23.1%

50s Age Cohorts by Block Group#10

Percentage of population aged 50 to 59 (%):
12.6%13.3%14.1%14.8%15.5%16.2%

60s Age Cohorts by Block Group#11

Percentage of population aged 60 to 69 (%):
6.8%7.8%8.7%9.6%10.6%11.6%

70s Age Cohorts by Block Group#12

Percentage of population aged 70 to 79 (%):
4.6%5.7%6.9%8.0%9.1%10.3%

80+ Age Cohorts by Block Group#13

Percentage of population aged 80 and older (%):
3.66%4.05%4.44%4.83%5.22%5.61%
Road Data ©OpenStreetMap

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Map of Age Cohorts by Block in Tract 511100

Children Age Cohorts by Block#14

Percentage of population aged 0 to 17 (%):
0%9%17%26%34%44%

College Age Cohorts by Block#15

Percentage of population aged 18 to 21 (%):
0.0%1.7%3.4%5.1%6.9%8.6%

20s Age Cohorts by Block#16

Percentage of population aged 22 to 29 (%):
0%9%18%28%37%47%

30s Age Cohorts by Block#17

Percentage of population aged 30 to 39 (%):
0.0%3.8%7.6%11.4%15.1%19.0%

40s Age Cohorts by Block#18

Percentage of population aged 40 to 49 (%):
0%7%13%20%27%34%

50s Age Cohorts by Block#19

Percentage of population aged 50 to 59 (%):
0%7%13%20%27%34%

60s Age Cohorts by Block#20

Percentage of population aged 60 to 69 (%):
0%6%12%18%24%30%

70s Age Cohorts by Block#21

Percentage of population aged 70 to 79 (%):
0.0%3.1%6.3%9.4%12.5%15.7%

80+ Age Cohorts by Block#22

Percentage of population aged 80 and older (%):
0%7%13%20%27%34%
Road Data ©OpenStreetMap

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Age Cohorts by Tract in Santa Clara County

There are 372 tracts in Santa Clara County. This section compares Tract 511100 to the 50 most populous tracts in Santa Clara County and to those entities that contain or substantially overlap with Tract 511100. The least populous of the compared tracts has a population of 7,025.

Children by Tract#23

Percentage of population aged 0 to 17 (%):
Scope: population of Tract 511100, selected other tracts in Santa Clara County, and entities that contain Tract 511100
0%10%20%30%Count#512506Tract 512506503214Tract 503214503330Tract 503330503326Tract 503326503334Tract 503334500100Tract 500100512505Tract 512505512503Tract 512503511100Tract 511100503508Tract 503508508001Tract 508001509000Tract 509000506900Tract 506900503108Tract 503108506604Tract 506604512308Tract 512308502902Tract 502902502102Tract 502102506803Tract 506803506501Tract 506501511909Tract 511909509404Tract 509404512017Tract 512017512020Tract 512020508202Tract 508202508304Tract 508304507703Tract 507703504901Tract 504901512508Tract 512508503204Tract 503204WestCaliforniaPacific503304Tract 503304San Jose, Sunnyvale, and Santa Clara Metro AreaSan Jose AreaUnited States of AmericaUnited StatesSanta Clara CountySanta ClaraPalo Alto503315Tract 503315505001Tract 505001504505Tract 504505502702Tract 502702504319Tract 504319503802Tract 503802505009Tract 505009504311Tract 504311511500Tract 511500506202Tract 506202508703Tract 508703512029Tract 512029508504Tract 508504Palo Alto Unified School DistrictPalo Alto502400Tract 502400509105Tract 509105505900Tract 505900506302Tract 506302504504Tract 504504501600Tract 501600513000Tract 51300033.393277%33.393277%33.4%2,414132.200647%32.200647%32.2%2,786231.042818%31.042818%31.0%2,697330.419244%30.419244%30.4%2,213430.277681%30.277681%30.3%2,606529.626789%29.626789%29.6%2,318628.921320%28.921320%28.9%2,279728.874883%28.874883%28.9%2,474828.666308%28.666308%28.7%1,59728.565389%28.565389%28.6%2,027928.245041%28.245041%28.2%2,2501028.238972%28.238972%28.2%2,4391127.226760%27.226760%27.2%2,1001227.143563%27.143563%27.1%2,1971326.686014%26.686014%26.7%1,9311426.459719%26.459719%26.5%2,1481525.631381%25.631381%25.6%1,9081625.568854%25.568854%25.6%1,9441725.564952%25.564952%25.6%1,8441825.504045%25.504045%25.5%1,9861925.494834%25.494834%25.5%2,0482025.341983%25.341983%25.3%1,7972125.200132%25.200132%25.2%2,2982225.115207%25.115207%25.1%1,8532324.480673%24.480673%24.5%1,8622424.412642%24.412642%24.4%2,0472524.320618%24.320618%24.3%1,9512624.138582%24.138582%24.1%2,5572724.122137%24.122137%24.1%2,0542823.895604%23.895604%23.9%2,2342923.760486%23.760486%23.8%17,834,66617.8M23.646283%23.646283%23.6%9,140,2839.14M23.336041%23.336041%23.3%12,102,10512.1M23.277676%23.277676%23.3%1,6593023.206442%23.206442%23.2%450,926451k23.108006%23.108006%23.1%73,612,43873.6M23.087802%23.087802%23.1%435,218435k23.082117%23.082117%23.1%15,38415.4k23.067633%23.067633%23.1%1,9103122.478093%22.478093%22.5%2,2063222.277580%22.277580%22.3%1,5653322.035897%22.035897%22.0%1,6823422.007354%22.007354%22.0%1,6163521.865994%21.865994%21.9%1,8213621.797632%21.797632%21.8%2,0253721.578947%21.578947%21.6%1,5583821.513993%21.513993%21.5%1,7453921.483942%21.483942%21.5%1,5524020.660522%20.660522%20.7%1,6144120.607050%20.607050%20.6%1,5144220.445047%20.445047%20.4%1,8104320.416429%20.416429%20.4%17,18917.2k20.022737%20.022737%20.0%1,4094419.605939%19.605939%19.6%1,4134519.246632%19.246632%19.2%1,4004618.791661%18.791661%18.8%1,3254715.409105%15.409105%15.4%1,4524814.003667%14.003667%14.0%993495.088442%5.088442%5.1%42050
Count number of children
# rank of tract out of 50 by %

Definitions

The US Census reports extensively on the topics of age and sex, often reporting other topics broken down by age and sex cohorts. This page reports on age and sex alone; charts presenting other topics by age and sex can be found on their topic-specific pages.

  • Children: less than 18 years old
  • College: from 18 to 21 years old
  • 20s: from 22 to 29 years old, to not overlap the college category
  • Younger Adult: from 22 to 39 years old
  • Older Adult: from 40 to 64 years old
  • Senior: more than 64 years old

For additional information about the data presented on this site, including our sources, please see the About Page.

More Topics to Explore

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State:
California
County:
Santa Clara
Metro Area:
San Jose Area
City:
Palo Alto
ZIP Codes:
94301, 94303
Unified School District:
Palo Alto
Congressional District:
CA-18
State Senate District:
CA-13
Assembly District:
CA-24
Block Groups:
Block Group 511100-1, Block Group 511100-2, Block Group 511100-3, Block Group 511100-4
Neighboring Tracts:
Tract 504601, Tract 510900, Tract 511000, Tract 511200, Tract 511301, Tract 511400, Tract 611900, Tract 612100