Age and Sex in Westchester County, New York (County)

Age Structure#1

Percentage in each age cohort per year of age.1 Gray areas represent percentile bands from the counties in New York.
Scope: population of New York, Westchester County, and other counties in New York
Westchester County
New York
Percentile:
0th - 100th
10th - 90th
20th - 80th
30th - 70th
40th - 60th
0.0%0.5%1.0%1.5%Count%85+80-8475-7970-7467-6965-6662-6460-6155-5950-5445-4940-4435-3930-3425-2922-24212018-1915-1710-145-90-424,57924.6k2.536%2.54%20,90220.9k2.157%2.16%26,72526.7k2.757%2.76%33,80133.8k3.487%3.49%25,65225.7k2.647%2.65%19,99520.0k2.063%2.06%32,88932.9k3.393%3.39%23,06223.1k2.379%2.38%69,51369.5k7.172%7.17%74,48174.5k7.685%7.68%72,74172.7k7.505%7.51%66,36366.4k6.847%6.85%60,51560.5k6.244%6.24%56,24156.2k5.803%5.80%53,82453.8k5.553%5.55%35,36535.4k3.649%3.65%11,70911.7k1.208%1.21%11,92611.9k1.230%1.23%26,57426.6k2.742%2.74%41,02241.0k4.232%4.23%65,02565.0k6.709%6.71%61,00461.0k6.294%6.29%55,32155.3k5.708%5.71%
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 New York and Westchester County
Female Male
New York
Westchester County
Shaded bar tips show excess over facing bar.
0.5%0.0%0.5%Count%Senior2Older Adult3Younger Adult4College5Children6-0.181424%-0.071787%-0.172881%-0.062327%-0.253211%0.25%0.181424%0.172881%0.181424%0.18%151,654152k15.647%15.6%-0.670752%-0.057749%-0.641426%-0.044933%-0.728501%0.73%0.670752%0.641426%0.670752%0.67%339,049339k34.981%35.0%-0.589759%-0.000946%-0.689020%-0.008790%-0.590704%0.59%0.589759%0.689020%0.589759%0.59%205,945206k21.248%21.2%-0.646596%-0.703940%-0.646596%0.65%0.646596%0.001883%0.703940%0.015761%0.648479%0.65%50,20950.2k5.180%5.18%-0.618464%-0.582651%-0.618464%0.62%0.618464%0.037693%0.582651%0.026732%0.656157%0.66%222,372222k22.943%22.9%
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 New York and Westchester County
Female Male
New York
Westchester County
Shaded bar tips show excess over facing bar.
0.5%0.0%0.5%Count%85+80-8475-7970-7467-6965-6662-6460-6155-5950-5445-4940-4435-3930-3425-2922-24212018-1915-1710-145-90-4-0.050562%-0.057372%-0.043717%-0.048046%-0.107934%0.11%0.050562%0.043717%0.050562%0.05%24,57924.6k2.536%2.54%-0.175892%-0.079527%-0.153136%-0.076635%-0.255420%0.26%0.175892%0.153136%0.175892%0.18%20,90220.9k2.157%2.16%-0.227707%-0.096056%-0.213666%-0.069857%-0.323762%0.32%0.227707%0.213666%0.227707%0.23%26,72526.7k2.757%2.76%-0.304655%-0.088173%-0.305042%-0.070599%-0.392828%0.39%0.304655%0.305042%0.304655%0.30%33,80133.8k3.487%3.49%-0.417170%-0.047873%-0.398997%-0.072979%-0.465043%0.47%0.417170%0.398997%0.417170%0.42%25,65225.7k2.647%2.65%-0.464751%-0.101988%-0.484027%-0.085321%-0.566739%0.57%0.464751%0.484027%0.464751%0.46%19,99520.0k2.063%2.06%-0.555527%-0.020050%-0.535408%-0.063269%-0.575578%0.58%0.555527%0.535408%0.555527%0.56%32,88932.9k3.393%3.39%-0.562045%-0.065619%-0.601397%-0.054715%-0.627664%0.63%0.562045%0.601397%0.562045%0.56%23,06223.1k2.379%2.38%-0.674495%-0.085408%-0.648256%-0.055238%-0.759903%0.76%0.674495%0.648256%0.674495%0.67%69,51369.5k7.172%7.17%-0.740630%-0.055652%-0.700356%-0.045482%-0.796282%0.80%0.740630%0.700356%0.740630%0.74%74,48174.5k7.685%7.68%-0.724122%-0.052764%-0.670858%-0.035039%-0.776886%0.78%0.724122%0.670858%0.724122%0.72%72,74172.7k7.505%7.51%-0.656377%-0.056643%-0.625857%-0.029058%-0.713020%0.71%0.656377%0.625857%0.656377%0.66%66,36366.4k6.847%6.85%-0.616015%-0.016694%-0.619363%-0.020730%-0.632709%0.63%0.616015%0.619363%0.616015%0.62%60,51560.5k6.244%6.24%-0.576665%-0.007202%-0.686255%-0.013406%-0.583866%0.58%0.576665%0.686255%0.576665%0.58%56,24156.2k5.803%5.80%-0.547672%-0.743617%-0.001718%-0.547672%0.55%0.547672%0.015311%0.743617%0.562984%0.56%53,82453.8k5.553%5.55%-0.603813%-0.711711%-0.603813%0.60%0.603813%0.008632%0.711711%0.007018%0.612446%0.61%35,36535.4k3.649%3.65%-0.574168%-0.720027%-0.574168%0.57%0.574168%0.059738%0.720027%0.014992%0.633906%0.63%11,70911.7k1.208%1.21%-0.600168%-0.030127%-0.742629%-0.630295%0.63%0.600168%0.742629%0.017220%0.600168%0.60%11,92611.9k1.230%1.23%-0.679922%-0.011040%-0.676552%-0.690962%0.69%0.679922%0.676552%0.015416%0.679922%0.68%26,57426.6k2.742%2.74%-0.680575%-0.608794%-0.680575%0.68%0.680575%0.049661%0.608794%0.026966%0.730237%0.73%41,02241.0k4.232%4.23%-0.659101%-0.582386%-0.659101%0.66%0.659101%0.023586%0.582386%0.024242%0.682687%0.68%65,02565.0k6.709%6.71%-0.604501%-0.568805%-0.604501%0.60%0.604501%0.049813%0.568805%0.029263%0.654314%0.65%61,00461.0k6.294%6.29%-0.554523%-0.581076%-0.554523%0.55%0.554523%0.032500%0.581076%0.026553%0.587023%0.59%55,32155.3k5.708%5.71%
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 New York and Westchester County
More Females More Males
New York
Westchester County
100%50%0%M:FFM85+80-8475-7970-7467-6965-6662-6460-6155-5950-5445-4940-4435-3930-3425-2922-24212018-1915-1710-145-90-4-113.467670%-109.904411%-113.467670%113.5%0.4680.4768.099%68.1%31.901%31.9%-45.213515%-50.044093%-45.213515%45.2%0.6890.6959.219%59.2%40.781%40.8%-42.183960%-32.694336%-42.183960%42.2%0.7030.7058.709%58.7%41.291%41.3%-28.942021%-23.143981%-28.942021%28.9%0.7760.7856.321%56.3%43.679%43.7%-11.475680%-18.290588%-11.475680%11.5%0.8970.9052.713%52.7%47.287%47.3%-21.944722%-17.627254%-21.944722%21.9%0.8200.8254.944%54.9%45.056%45.1%-3.609237%-11.816932%-3.609237%3.6%0.9650.9750.886%50.9%49.114%49.1%-11.675080%-9.098008%-11.675080%11.7%0.8950.9052.758%52.8%47.242%47.2%-12.662526%-8.520949%-12.662526%12.7%0.8880.8952.977%53.0%47.023%47.0%-7.514209%-6.494124%-7.514209%7.5%0.9300.9351.811%51.8%48.189%48.2%-7.286561%-5.223018%-7.286561%7.3%0.9320.9351.758%51.8%48.242%48.2%-8.629633%-4.642840%-8.629633%8.6%0.9210.9252.068%52.1%47.932%47.9%-2.709945%-3.346918%-2.709945%2.7%0.9740.9750.668%50.7%49.332%49.3%-1.248837%-1.953471%-1.248837%1.2%0.9880.9950.310%50.3%49.690%49.7%-0.231031%2.795675%2.795675%2.8%1.0281.0349.311%49.3%50.689%50.7%1.429629%0.986050%1.429629%1.4%1.0141.0149.645%49.6%50.355%50.4%10.404313%2.082114%10.404313%10.4%1.1041.1047.528%47.5%52.472%52.5%-5.019770%-5.019770%5.0%2.318856%0.9520.9551.224%51.2%48.776%48.8%-1.623672%-1.623672%1.6%2.278568%0.9840.9850.403%50.4%49.597%49.6%7.296983%4.429453%7.296983%7.3%1.0731.0748.240%48.2%51.760%51.8%3.578473%4.162482%3.578473%3.6%1.0361.0449.121%49.1%50.879%50.9%8.240314%5.144582%8.240314%8.2%1.0821.0848.021%48.0%51.979%52.0%5.860901%4.569568%5.860901%5.9%1.0591.0648.576%48.6%51.424%51.4%
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 County Subdivision in Westchester County

Children Age Cohorts by County Subdivision#5

Percentage of population aged 0 to 17 (%):
20.7%23.0%25.2%27.4%29.6%31.9%

College Age Cohorts by County Subdivision#6

Percentage of population aged 18 to 21 (%):
2.5%5.2%7.8%10.3%12.9%15.6%

20s Age Cohorts by County Subdivision#7

Percentage of population aged 22 to 29 (%):
2.6%4.5%6.5%8.4%10.4%12.4%

30s Age Cohorts by County Subdivision#8

Percentage of population aged 30 to 39 (%):
6.3%8.3%10.4%12.4%14.4%16.5%

40s Age Cohorts by County Subdivision#9

Percentage of population aged 40 to 49 (%):
11.4%12.6%13.8%14.9%16.0%17.2%

50s Age Cohorts by County Subdivision#10

Percentage of population aged 50 to 59 (%):
12.1%13.9%15.7%17.4%19.2%20.9%

60s Age Cohorts by County Subdivision#11

Percentage of population aged 60 to 69 (%):
6.8%8.7%10.6%12.5%14.4%16.3%

70s Age Cohorts by County Subdivision#12

Percentage of population aged 70 to 79 (%):
4.7%6.1%7.4%8.8%10.1%11.5%

80+ Age Cohorts by County Subdivision#13

Percentage of population aged 80 and older (%):
2.2%3.6%4.8%6.1%7.4%8.7%
Road Data ©OpenStreetMap

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Map of Age Cohorts by Tract in Westchester County

Children Age Cohorts by Tract#14

Percentage of population aged 0 to 17 (%):
0%7%14%22%29%37%

College Age Cohorts by Tract#15

Percentage of population aged 18 to 21 (%):
0%17%35%52%69%87%

20s Age Cohorts by Tract#16

Percentage of population aged 22 to 29 (%):
0%7%15%22%29%37%

30s Age Cohorts by Tract#17

Percentage of population aged 30 to 39 (%):
0%9%17%26%34%43%

40s Age Cohorts by Tract#18

Percentage of population aged 40 to 49 (%):
0%6%11%17%23%29%

50s Age Cohorts by Tract#19

Percentage of population aged 50 to 59 (%):
0.0%4.3%8.6%12.9%17.2%21.5%

60s Age Cohorts by Tract#20

Percentage of population aged 60 to 69 (%):
0%20%40%60%80%100%

70s Age Cohorts by Tract#21

Percentage of population aged 70 to 79 (%):
0.0%4.5%9.0%13.6%18.1%22.6%

80+ Age Cohorts by Tract#22

Percentage of population aged 80 and older (%):
0.0%4.9%9.8%14.7%19.6%24.6%
Road Data ©OpenStreetMap

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Age Cohorts by Place in Westchester County

There are 55 places that are fully or partially contained within Westchester County (54 fully and 1 partially). This section compares all 55 of those to each other, Westchester County, and other entities that contain or substantially overlap with Westchester County.

Children by Place#23

Percentage of population aged 0 to 17 (%):
Scope: population of Westchester County, selected places in Westchester County, and entities that contain Westchester County
0%10%20%30%Count#LarchmontScarsdaleRyePelham ManorBedfordLincolndaleGreenvilleBronxvilleGolden's BridgeGolden's BrgArmonkIrvingtonBedford HillsVerplanckCroton-on-HudsonKatonahPelhamShenorockPleasantvilleRye BrookJefferson Valley-YorktownJefferson Vly-Yorkt…MamaroneckHastings-on-HudsonSleepy HollowOssiningYorktown HeightsYorktown HtsCrompondUnited States of AmericaUnited StatesFairviewWestchester CountyWestchesterArdsleyPort ChesterMount KiscoBriarcliff ManorBriarcliff MnrNew York, Newark, and Jersey City Metro AreaNew York AreaMount VernonEastchesterYonkersMiddle AtlanticNew YorkHawthorneNortheastNew RochelleWhite PlainsTarrytownChappaquaValhallaHartsdaleShrub OakCrugersHeritage HillsHeritage Hls32.565080%32.565080%32.6%1,964131.819724%31.819724%31.8%5,627230.791899%30.791899%30.8%4,911330.607477%30.607477%30.6%1,703430.107527%30.107527%30.1%588529.744526%29.744526%29.7%489629.547371%29.547371%29.5%2,102729.507428%29.507428%29.5%1,887829.216018%29.216018%29.2%518929.142459%29.142459%29.1%1,2541028.373228%28.373228%28.4%1,8611127.868852%27.868852%27.9%9521227.735958%27.735958%27.7%4791327.348033%27.348033%27.3%2,2451427.250843%27.250843%27.3%5661526.843911%26.843911%26.8%1,8781626.770467%26.770467%26.8%5331725.665826%25.665826%25.7%1,8311825.228635%25.228635%25.2%2,4001924.716929%24.716929%24.7%3,5802024.528890%24.528890%24.5%4,7252124.462872%24.462872%24.5%1,9472223.534645%23.534645%23.5%2,3812323.455473%23.455473%23.5%5,9342423.211169%23.211169%23.2%3992523.117840%23.117840%23.1%5652623.108006%23.108006%23.1%73,612,43873.6M22.974325%22.974325%23.0%6892722.943185%22.943185%22.9%222,372222k22.932166%22.932166%22.9%1,0482822.779345%22.779345%22.8%6,7012922.482372%22.482372%22.5%2,4873022.400414%22.400414%22.4%1,7323122.084105%22.084105%22.1%4,423,7654.42M22.038495%22.038495%22.0%15,03415.0k3221.836079%21.836079%21.8%4,3483521.819001%21.819001%21.8%43,57843.6k3621.597009%21.597009%21.6%8,940,4908.94M21.456623%21.456623%21.5%4,226,4094.23M21.442453%21.442453%21.4%9933921.341491%21.341491%21.3%11,965,27112.0M21.222210%21.222210%21.2%16,82916.8k4020.749245%20.749245%20.7%12,01912.0k4220.471204%20.471204%20.5%2,3464319.578313%19.578313%19.6%2604717.582726%17.582726%17.6%6275116.494274%16.494274%16.5%8935212.635379%12.635379%12.6%2805310.369318%10.369318%10.4%146545.648783%5.648783%5.6%23955
Count number of children
# rank of place out of 55 by %

Age Cohorts by County Subdivision in Westchester County

There are 25 county subdivisions in Westchester County. This section compares all 25 of those to each other, Westchester County, and other entities that contain or substantially overlap with Westchester County.

Children by County Subdivision#32

Percentage of population aged 0 to 17 (%):
Scope: population of Westchester County, selected county subdivisions in Westchester County, and entities that contain Westchester County
0%10%20%30%Count#Town of ScarsdaleScarsdaleRyeTown of New CastleNew CastleTown of PelhamPelhamTown of North CastleN CastleTown of MamaroneckMamaroneckTown of BedfordBedfordTown of LewisboroLewisboroTown of RyeTown of Pound RidgePound RdgTown of Mount PleasantMt PleasantTown of CortlandtCortlandtUnited States of AmericaUnited StatesTown of SomersSomersWestchester CountyWestchesterTown of EastchesterEastchesterTown of YorktownYorktownTown of Mount KiscoMt KiscoTown of OssiningOssiningNew York, Newark, and Jersey City Metro AreaNew York AreaMount VernonPeekskillTown of GreenburghGreenburghYonkersMiddle AtlanticTown of HarrisonHarrisonNew YorkNortheastNew RochelleTown of North SalemN SalemWhite Plains31.819724%31.819724%31.8%5,627130.791899%30.791899%30.8%4,911229.024173%29.024173%29.0%5,211328.511146%28.511146%28.5%3,581427.151992%27.151992%27.2%3,312527.114821%27.114821%27.1%8,055624.567416%24.567416%24.6%4,373724.344806%24.344806%24.3%3,084823.618134%23.618134%23.6%11,02411.0k923.590334%23.590334%23.6%1,2301023.490687%23.490687%23.5%10,45510.5k1123.428692%23.428692%23.4%9,9751223.108006%23.108006%23.1%73,612,43873.6M23.099858%23.099858%23.1%4,8811322.943185%22.943185%22.9%222,372222k22.779078%22.779078%22.8%7,4951422.700353%22.700353%22.7%8,3561522.482372%22.482372%22.5%2,4871622.351553%22.351553%22.4%8,5261722.084105%22.084105%22.1%4,423,7654.42M22.038495%22.038495%22.0%15,03415.0k1821.879301%21.879301%21.9%5,2461921.862778%21.862778%21.9%19,95720.0k2021.819001%21.819001%21.8%43,57843.6k2121.597009%21.597009%21.6%8,940,4908.94M21.501318%21.501318%21.5%6,0382221.456623%21.456623%21.5%4,226,4094.23M21.341491%21.341491%21.3%11,965,27112.0M21.222210%21.222210%21.2%16,82916.8k2321.011974%21.011974%21.0%1,0882420.749245%20.749245%20.7%12,01912.0k25
Count number of children
# rank of county subdivision out of 25 by %

Age Cohorts by County in the New York Area

There are 25 counties in the New York Area. This section compares Westchester County to all of the counties in the New York Area and to those entities that contain or substantially overlap with Westchester County.

Children by County#41

Percentage of population aged 0 to 17 (%):
Scope: population of Westchester County, selected other counties in the New York Area, and entities that contain Westchester County
0%5%10%15%20%25%Count#Rockland CountyRocklandOrange CountyOrangeBronx CountyBronxPassaic CountyPassaicEssex CountyEssexUnion CountyUnionOcean CountyOceanKings CountyKingsSomerset CountySomersetUnited States of AmericaUnited StatesWestchester CountyWestchesterRichmond CountyRichmondSuffolk CountySuffolkMorris CountyMorrisMonmouth CountyMonmouthNassau CountyNassauMiddlesex CountyMiddlesexNew York, Newark, and Jersey City Metro AreaNew York AreaBergen CountyBergenMiddle AtlanticSussex CountySussexNew YorkPutnam CountyPutnamNortheastHunterdon CountyHunterdonHudson CountyHudsonQueens CountyQueensDutchess CountyDutchessPike CountyPikeNew York CountyNew York27.703151%27.703151%27.7%89,38289.4k126.007197%26.007197%26.0%97,85097.9k225.573137%25.573137%25.6%367,431367k324.331236%24.331236%24.3%123,409123k424.091140%24.091140%24.1%190,943191k523.832380%23.832380%23.8%131,182131k623.530195%23.530195%23.5%137,926138k723.337305%23.337305%23.3%608,369608k823.242163%23.242163%23.2%77,09177.1k923.108006%23.108006%23.1%73,612,43873.6M22.943185%22.943185%22.9%222,372222k1022.358469%22.358469%22.4%105,828106k1122.324565%22.324565%22.3%334,451334k1222.301416%22.301416%22.3%111,109111k1322.286513%22.286513%22.3%139,855140k1422.141419%22.141419%22.1%300,415300k1522.127854%22.127854%22.1%184,071184k1622.084105%22.084105%22.1%4,423,7654.42M21.766185%21.766185%21.8%202,493202k1721.597009%21.597009%21.6%8,940,4908.94M21.478430%21.478430%21.5%31,07831.1k1821.456623%21.456623%21.5%4,226,4094.23M21.433889%21.433889%21.4%21,30721.3k1921.341491%21.341491%21.3%11,965,27112.0M21.032074%21.032074%21.0%26,43926.4k2020.589626%20.589626%20.6%137,647138k2120.470812%20.470812%20.5%472,878473k2220.197361%20.197361%20.2%59,76559.8k2319.781178%19.781178%19.8%11,11911.1k2414.639548%14.639548%14.6%239,355239k25
Count number of children
# rank of county out of 25 by %

Age Cohorts by County in New York

There are 62 counties in New York. This section compares Westchester County to the 50 most populous counties in New York and to those entities that contain or substantially overlap with Westchester County. The least populous of the compared counties has a population of 48,713.

Children by County#50

Percentage of population aged 0 to 17 (%):
Scope: population of Westchester County, selected other counties in New York, and entities that contain Westchester County
0%5%10%15%20%25%Count#Rockland CountyRocklandOrange CountyOrangeBronx CountyBronxJefferson CountyJeffersonKings CountyKingsUnited States of AmericaUnited StatesWestchester CountyWestchesterMontgomery CountyMontgomeryCattaraugus CountyCattaraugusRichmond CountyRichmondSuffolk CountySuffolkSteuben CountySteubenWayne CountyWayneNassau CountyNassauNew York, Newark, and Jersey City Metro AreaNew York AreaTioga CountyTiogaSchenectady CountySchenectadyOnondaga CountyOnondagaChemung CountyChemungOswego CountyOswegoMiddle AtlanticSullivan CountySullivanMonroe CountyMonroeNew YorkPutnam CountyPutnamChenango CountyChenangoOneida CountyOneidaNortheastSaratoga CountySaratogaHerkimer CountyHerkimerOntario CountyOntarioChautauqua CountyChautauquaGenesee CountyGeneseeErie CountyErieFulton CountyFultonSt. Lawrence CountySt. LawrenceCayuga CountyCayugaNiagara CountyNiagaraQueens CountyQueensRensselaer CountyRensselaerMadison CountyMadisonDutchess CountyDutchessFranklin CountyFranklinWashington CountyWashingtonCortland CountyCortlandBroome CountyBroomeWarren CountyWarrenAlbany CountyAlbanyLivingston CountyLivingstonUlster CountyUlsterColumbia CountyColumbiaClinton CountyClintonOtsego CountyOtsegoTompkins CountyTompkinsNew York CountyNew York27.703151%27.703151%27.7%89,38289.4k126.007197%26.007197%26.0%97,85097.9k225.573137%25.573137%25.6%367,431367k324.752895%24.752895%24.8%29,20029.2k423.337305%23.337305%23.3%608,369608k523.108006%23.108006%23.1%73,612,43873.6M22.943185%22.943185%22.9%222,372222k622.815954%22.815954%22.8%11,33211.3k722.772782%22.772782%22.8%17,87817.9k822.358469%22.358469%22.4%105,828106k922.324565%22.324565%22.3%334,451334k1022.310522%22.310522%22.3%21,89821.9k1122.183643%22.183643%22.2%20,38120.4k1222.141419%22.141419%22.1%300,415300k1322.084105%22.084105%22.1%4,423,7654.42M21.978288%21.978288%22.0%10,91210.9k1421.943234%21.943234%21.9%33,97834.0k1521.914112%21.914112%21.9%102,569103k1621.906271%21.906271%21.9%19,22119.2k1721.735414%21.735414%21.7%26,19426.2k1821.597009%21.597009%21.6%8,940,4908.94M21.579308%21.579308%21.6%16,36116.4k1921.485086%21.485086%21.5%160,974161k2021.456623%21.456623%21.5%4,226,4094.23M21.433889%21.433889%21.4%21,30721.3k2121.361036%21.361036%21.4%10,52810.5k2221.349492%21.349492%21.3%49,71449.7k2321.341491%21.341491%21.3%11,965,27112.0M21.246705%21.246705%21.2%47,79047.8k2421.183801%21.183801%21.2%13,46413.5k2520.970306%20.970306%21.0%22,95223.0k2620.914169%20.914169%20.9%27,55427.6k2720.857535%20.857535%20.9%12,31712.3k2820.748941%20.748941%20.7%191,332191k2920.700960%20.700960%20.7%11,24011.2k3020.561468%20.561468%20.6%22,93222.9k3120.495538%20.495538%20.5%16,14716.1k3220.477659%20.477659%20.5%43,69443.7k3320.470812%20.470812%20.5%472,878473k3420.283323%20.283323%20.3%32,44532.4k3520.255517%20.255517%20.3%14,60214.6k3620.197361%20.197361%20.2%59,76559.8k3719.799243%19.799243%19.8%10,09910.1k3819.737453%19.737453%19.7%12,32912.3k3919.719582%19.719582%19.7%9,6064019.680212%19.680212%19.7%38,84538.8k4119.012186%19.012186%19.0%12,34112.3k4219.010299%19.010299%19.0%58,53158.5k4318.694872%18.694872%18.7%12,08112.1k4418.613335%18.613335%18.6%33,59833.6k4518.559651%18.559651%18.6%11,48111.5k4618.293356%18.293356%18.3%14,91014.9k4716.848423%16.848423%16.8%10,27410.3k4815.323973%15.323973%15.3%15,97816.0k4914.639548%14.639548%14.6%239,355239k50
Count number of children
# rank of county out of 50 by %

Age Cohorts by County in the United States

There are 3,142 counties in the United States. This section compares Westchester County to the 50 most populous counties in the United States and to those entities that contain or substantially overlap with Westchester County. The least populous of the compared counties has a population of 941,618.

Children by County#59

Percentage of population aged 0 to 17 (%):
Scope: population of Westchester County, selected other counties in the United States, and entities that contain Westchester County
0%5%10%15%20%25%Count#Fresno CountyFresnoSalt Lake CountySalt LakeSan Bernardino CountySan BernardinoHarris CountyHarrisTarrant CountyTarrantDallas CountyDallasRiverside CountyRiversideBexar CountyBexarBronx CountyBronxMaricopa CountyMaricopaWake CountyWakeMecklenburg CountyMecklenburgMilwaukee CountyMilwaukeeSacramento CountySacramentoWayne CountyWayneFairfax CountyFairfaxClark CountyClarkFranklin CountyFranklinFairfield CountyFairfieldMontgomery CountyMontgomeryContra Costa CountyContra CostaKings CountyKingsHillsborough CountyHillsboroughUnited States of AmericaUnited StatesSanta Clara CountySanta ClaraTravis CountyTravisOrange CountyOrangeWestchester CountyWestchesterFulton CountyFultonLos Angeles CountyLos AngelesOrange CountyOrangeCook CountyCookSt. Louis CountySt. LouisSan Diego CountySan DiegoSuffolk CountySuffolkHennepin CountyHennepinPhiladelphia CountyPhiladelphiaNassau CountyNassauOakland CountyOaklandNew York, Newark, and Jersey City Metro AreaNew York AreaPima CountyPimaHonolulu CountyHonoluluBroward CountyBrowardMiddle AtlanticCuyahoga CountyCuyahogaNew YorkAlameda CountyAlamedaNortheastKing CountyKingMiami-Dade CountyMiami-DadeMiddlesex CountyMiddlesexQueens CountyQueensPalm Beach CountyPalm BeachAllegheny CountyAlleghenyNew York CountyNew York28.888866%28.888866%28.9%278,246278k128.329602%28.329602%28.3%309,506310k227.363518%27.363518%27.4%576,482576k327.228891%27.228891%27.2%1,207,3991.21M427.104397%27.104397%27.1%527,866528k526.929187%26.929187%26.9%676,745677k626.401700%26.401700%26.4%613,547614k726.219361%26.219361%26.2%487,339487k825.573137%25.573137%25.6%367,431367k925.043628%25.043628%25.0%1,023,9211.02M1024.990987%24.990987%25.0%249,554250k1124.574361%24.574361%24.6%248,637249k1224.468076%24.468076%24.5%233,745234k1324.396471%24.396471%24.4%360,897361k1424.179435%24.179435%24.2%427,394427k1523.983328%23.983328%24.0%271,704272k1623.862053%23.862053%23.9%493,981494k1723.668593%23.668593%23.7%291,625292k1823.577077%23.577077%23.6%222,006222k1923.549379%23.549379%23.5%241,704242k2023.527315%23.527315%23.5%260,665261k2123.337305%23.337305%23.3%608,369608k2223.197227%23.197227%23.2%306,913307k2323.108006%23.108006%23.1%73,612,43873.6M23.087802%23.087802%23.1%435,218435k2423.030006%23.030006%23.0%264,425264k2523.024375%23.024375%23.0%721,172721k2622.943185%22.943185%22.9%222,372222k2722.934276%22.934276%22.9%228,599229k2822.837323%22.837323%22.8%2,296,7852.30M2922.760229%22.760229%22.8%285,881286k3022.694997%22.694997%22.7%1,186,3981.19M3122.432138%22.432138%22.4%224,447224k3222.366565%22.366565%22.4%727,664728k3322.324565%22.324565%22.3%334,451334k3422.273612%22.273612%22.3%269,347269k3522.168125%22.168125%22.2%345,809346k3622.141419%22.141419%22.1%300,415300k3722.121412%22.121412%22.1%273,247273k3822.084105%22.084105%22.1%4,423,7654.42M21.856045%21.856045%21.9%219,290219k3921.601744%21.601744%21.6%213,209213k4021.598472%21.598472%21.6%402,548403k4121.597009%21.597009%21.6%8,940,4908.94M21.569623%21.569623%21.6%271,499271k4221.456623%21.456623%21.5%4,226,4094.23M21.443331%21.443331%21.4%344,212344k4321.341491%21.341491%21.3%11,965,27112.0M20.896492%20.896492%20.9%434,553435k4420.604500%20.604500%20.6%548,990549k4520.568254%20.568254%20.6%322,430322k4620.470812%20.470812%20.5%472,878473k4719.641010%19.641010%19.6%274,730275k4819.092867%19.092867%19.1%234,911235k4914.639548%14.639548%14.6%239,355239k50
Count number of children
# rank of county 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.

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Principal City:
White Plains
Cities:
Mount Vernon, New Rochelle, Peekskill, Rye, White Plains, Yonkers
Towns:
Bedford, Cortlandt, Eastchester, Greenburgh, Harrison, Lewisboro, Mamaroneck, Mount Kisco, Mount Pleasant, New Castle, North Castle, North Salem, Ossining, Pelham, Pound Ridge, Rye, Scarsdale, Somers, Yorktown
Unincorporated Places:
Armonk, Bedford, Bedford Hills, Chappaqua, Crompond, Crugers, Eastchester, Fairview, Golden's Bridge, Greenville, Hartsdale, Hawthorne, Heritage Hills, Jefferson Valley-Yorktown, Katonah, Lake Mohegan, Lincolndale, Montrose, Peach Lake, Scotts Corners, Shenorock, Shrub Oak, Thornwood, Valhalla, Verplanck, Yorktown Heights
Villages:
Ardsley, Briarcliff Manor, Bronxville, Buchanan, Croton-on-Hudson, Dobbs Ferry, Elmsford, Harrison, Hastings-on-Hudson, Irvington, Larchmont, Mamaroneck, Mount Kisco, Ossining, Pelham, Pelham Manor, Pleasantville, Port Chester, Rye Brook, Scarsdale, Sleepy Hollow, Tarrytown, Tuckahoe
ZIP Codes:
10501, 10502, 10503, 10504, 10505, 10506, 10507, 10509, 10510, 10511, 10514, 10517, 10518, 10519, 10520, 10522, 10523, 10526, 10527, 10528, 10530, 10532, 10533, 10535, 10536, 10537, 10538, 10541, 10543, 10545, 10546, 10547, 10548, 10549, 10550, 10552, 10553, 10560, 10562, 10566, 10567, 10570, 10573, 10576, 10577, 10578, 10580, 10583, 10588, 10589, 10590, 10591, 10594, 10595, 10596, 10597, 10598, 10601, 10603, 10604, 10605, 10606, 10607, 10701, 10703, 10704, 10705, 10706, 10707, 10708, 10709, 10710, 10801, 10803, 10804, 10805
Unified School Districts:
Ardsley, Bedford, Blind Brook-Rye, Briarcliff Manor, Bronxville, Byram Hills, Chappaqua, Croton-Harmon, Dobbs Ferry, Eastchester, Edgemont, Elmsford, Greenburgh, Harrison, Hastings-on-Hudson, Hendrick Hudson, Irvington, Katonah-Lewisboro, Lakeland, Mamaroneck, Mount Pleasant, Mount Vernon, New Rochelle, North Salem, Ossining, Peekskill, Pelham, Pleasantville, Pocantico Hills, Port Chester-Rye, Putnam Valley, Rye, Rye Neck, Scarsdale, Somers, Tuckahoe, of the Tarrytowns, Valhalla, White Plains, Yonkers, Yorktown
Congressional Districts:
NY-16, NY-17, NY-18
State Senate Districts:
NY-34, NY-35, NY-36, NY-37, NY-38, NY-40
Assembly Districts:
NY-88, NY-89, NY-90, NY-91, NY-92, NY-93, NY-94, NY-95
Neighboring Counties:
Bergen, Bronx, Fairfield, Nassau, Putnam, Rockland
Nearby Counties:
Dutchess, Essex, Hudson, Kings, New York, Orange, Passaic, Queens, Richmond, Union