Age and Sex in Nassau 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, Nassau County, and other counties in New York
Nassau County
New York
Percentile:
0th - 100th
10th - 90th
20th - 80th
30th - 70th
40th - 60th
0.0%0.5%1.0%1.5%Count%85+80-8475-7970-7467-6965-6662-6460-6155-5950-5445-4940-4435-3930-3425-2922-24212018-1915-1710-145-90-439,27039.3k2.894%2.89%30,48530.5k2.247%2.25%35,98436.0k2.652%2.65%47,82547.8k3.525%3.52%38,20438.2k2.816%2.82%30,86130.9k2.275%2.27%48,87148.9k3.602%3.60%38,09938.1k2.808%2.81%99,74199.7k7.351%7.35%107,431107k7.918%7.92%100,025100k7.372%7.37%87,12087.1k6.421%6.42%78,32578.3k5.773%5.77%74,90174.9k5.520%5.52%77,62377.6k5.721%5.72%51,84951.8k3.821%3.82%17,10717.1k1.261%1.26%17,23917.2k1.271%1.27%35,42635.4k2.611%2.61%57,35557.4k4.227%4.23%87,61587.6k6.457%6.46%81,58781.6k6.013%6.01%73,85873.9k5.444%5.44%
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 Nassau County
Female Male
New York
Nassau County
Shaded bar tips show excess over facing bar.
0.5%0.0%0.5%Count%Senior2Older Adult3Younger Adult4College5Children6-0.194096%-0.067596%-0.172881%-0.062327%-0.261692%0.26%0.194096%0.172881%0.194096%0.19%222,629223k16.408%16.4%-0.682373%-0.054142%-0.641426%-0.044933%-0.736515%0.74%0.682373%0.641426%0.682373%0.68%481,287481k35.472%35.5%-0.577867%-0.689020%-0.008790%-0.577867%0.58%0.577867%0.001802%0.689020%0.579668%0.58%282,698283k20.836%20.8%-0.616855%-0.703940%-0.616855%0.62%0.616855%0.051887%0.703940%0.015761%0.668742%0.67%69,77269.8k5.142%5.14%-0.599384%-0.582651%-0.599384%0.60%0.599384%0.031311%0.582651%0.026732%0.630695%0.63%300,415300k22.141%22.1%
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 Nassau County
Female Male
New York
Nassau County
Shaded bar tips show excess over facing bar.
0.5%0.0%0.5%Count%85+80-8475-7970-7467-6965-6662-6460-6155-5950-5445-4940-4435-3930-3425-2922-24212018-1915-1710-145-90-4-0.059474%-0.061947%-0.043717%-0.048046%-0.121421%0.12%0.059474%0.043717%0.059474%0.06%39,27039.3k2.894%2.89%-0.180793%-0.087780%-0.153136%-0.076635%-0.268573%0.27%0.180793%0.153136%0.180793%0.18%30,48530.5k2.247%2.25%-0.230056%-0.070312%-0.213666%-0.069857%-0.300368%0.30%0.230056%0.213666%0.230056%0.23%35,98436.0k2.652%2.65%-0.311497%-0.081972%-0.305042%-0.070599%-0.393470%0.39%0.311497%0.305042%0.311497%0.31%47,82547.8k3.525%3.52%-0.443101%-0.052378%-0.398997%-0.072979%-0.495479%0.50%0.443101%0.398997%0.443101%0.44%38,20438.2k2.816%2.82%-0.547427%-0.042416%-0.484027%-0.085321%-0.589843%0.59%0.547427%0.484027%0.547427%0.55%30,86130.9k2.275%2.27%-0.563826%-0.072990%-0.535408%-0.063269%-0.636817%0.64%0.563826%0.535408%0.563826%0.56%48,87148.9k3.602%3.60%-0.659566%-0.084869%-0.601397%-0.054715%-0.744435%0.74%0.659566%0.601397%0.659566%0.66%38,09938.1k2.808%2.81%-0.720666%-0.028906%-0.648256%-0.055238%-0.749572%0.75%0.720666%0.648256%0.720666%0.72%99,74199.7k7.351%7.35%-0.762190%-0.059213%-0.700356%-0.045482%-0.821403%0.82%0.762190%0.700356%0.762190%0.76%107,431107k7.918%7.92%-0.708549%-0.057326%-0.670858%-0.035039%-0.765875%0.77%0.708549%0.670858%0.708549%0.71%100,025100k7.372%7.37%-0.618337%-0.047524%-0.625857%-0.029058%-0.665860%0.67%0.618337%0.625857%0.618337%0.62%87,12087.1k6.421%6.42%-0.568764%-0.017025%-0.619363%-0.020730%-0.585790%0.59%0.568764%0.619363%0.568764%0.57%78,32578.3k5.773%5.77%-0.549204%-0.005675%-0.686255%-0.013406%-0.554879%0.55%0.549204%0.686255%0.549204%0.55%74,90174.9k5.520%5.52%-0.557119%-0.743617%-0.001718%-0.557119%0.56%0.557119%0.029968%0.743617%0.587087%0.59%77,62377.6k5.721%5.72%-0.636251%-0.001302%-0.711711%-0.637554%0.64%0.636251%0.711711%0.007018%0.636251%0.64%51,84951.8k3.821%3.82%-0.609153%-0.720027%-0.609153%0.61%0.609153%0.042527%0.720027%0.014992%0.651680%0.65%17,10717.1k1.261%1.26%-0.593528%-0.742629%-0.593528%0.59%0.593528%0.083505%0.742629%0.017220%0.677034%0.68%17,23917.2k1.271%1.27%-0.632370%-0.676552%-0.632370%0.63%0.632370%0.040758%0.676552%0.015416%0.673127%0.67%35,42635.4k2.611%2.61%-0.686640%-0.608794%-0.686640%0.69%0.686640%0.035795%0.608794%0.026966%0.722435%0.72%57,35557.4k4.227%4.23%-0.624808%-0.582386%-0.624808%0.62%0.624808%0.041878%0.582386%0.024242%0.666686%0.67%87,61587.6k6.457%6.46%-0.589077%-0.568805%-0.589077%0.59%0.589077%0.024484%0.568805%0.029263%0.613561%0.61%81,58781.6k6.013%6.01%-0.531913%-0.581076%-0.531913%0.53%0.531913%0.024882%0.581076%0.026553%0.556795%0.56%73,85873.9k5.444%5.44%
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 Nassau County
More Females More Males
New York
Nassau County
100%50%0%M:FFM85+80-8475-7970-7467-6965-6662-6460-6155-5950-5445-4940-4435-3930-3425-2922-24212018-1915-1710-145-90-4-104.159244%-109.904411%-104.159244%104.2%0.4900.4967.122%67.1%32.878%32.9%-48.552792%-50.044093%-48.552792%48.6%0.6730.6759.767%59.8%40.233%40.2%-30.563209%-32.694336%-30.563209%30.6%0.7660.7756.628%56.6%43.372%43.4%-26.315540%-23.143981%-26.315540%26.3%0.7920.7955.814%55.8%44.186%44.2%-11.820803%-18.290588%-11.820803%11.8%0.8940.8952.790%52.8%47.210%47.2%-7.748233%-17.627254%-7.748233%7.7%0.9280.9351.865%51.9%48.135%48.1%-12.945534%-11.816932%-12.945534%12.9%0.8850.8953.040%53.0%46.960%47.0%-12.867359%-9.098008%-12.867359%12.9%0.8860.8953.022%53.0%46.978%47.0%-4.011045%-8.520949%-4.011045%4.0%0.9610.9650.983%51.0%49.017%49.0%-7.768774%-6.494124%-7.768774%7.8%0.9280.9351.870%51.9%48.130%48.1%-8.090622%-5.223018%-8.090622%8.1%0.9250.9351.944%51.9%48.056%48.1%-7.685706%-4.642840%-7.685706%7.7%0.9290.9351.850%51.9%48.150%48.1%-2.993391%-3.346918%-2.993391%3.0%0.9710.9750.737%50.7%49.263%49.3%-1.033335%-1.953471%-1.033335%1.0%0.9900.9950.257%50.3%49.743%49.7%-0.231031%5.379018%5.379018%5.4%1.0541.0548.690%48.7%51.310%51.3%-0.204649%-0.204649%0.2%0.986050%0.9981.0050.051%50.1%49.949%49.9%6.981246%2.082114%6.981246%7.0%1.0701.0748.314%48.3%51.686%51.7%14.069291%2.318856%14.069291%14.1%1.1411.1446.714%46.7%53.286%53.3%6.445221%2.278568%6.445221%6.4%1.0641.0648.439%48.4%51.561%51.6%5.213067%4.429453%5.213067%5.2%1.0521.0548.730%48.7%51.270%51.3%6.702527%4.162482%6.702527%6.7%1.0671.0748.379%48.4%51.621%51.6%4.156345%5.144582%4.156345%4.2%1.0421.0448.982%49.0%51.018%51.0%4.677844%4.569568%4.677844%4.7%1.0471.0548.857%48.9%51.143%51.1%
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 Nassau County

Children Age Cohorts by County Subdivision#5

Percentage of population aged 0 to 17 (%):
15.8%17.3%18.7%20.1%21.5%23.0%

College Age Cohorts by County Subdivision#6

Percentage of population aged 18 to 21 (%):
4.08%4.38%4.66%4.95%5.24%5.53%

20s Age Cohorts by County Subdivision#7

Percentage of population aged 22 to 29 (%):
8.3%9.3%10.2%11.1%12.0%13.0%

30s Age Cohorts by County Subdivision#8

Percentage of population aged 30 to 39 (%):
10.1%10.8%11.5%12.2%12.9%13.6%

40s Age Cohorts by County Subdivision#9

Percentage of population aged 40 to 49 (%):
11.2%11.9%12.6%13.3%14.0%14.8%

50s Age Cohorts by County Subdivision#10

Percentage of population aged 50 to 59 (%):
12.9%13.7%14.4%15.0%15.7%16.4%

60s Age Cohorts by County Subdivision#11

Percentage of population aged 60 to 69 (%):
11.10%11.42%11.73%12.05%12.36%12.68%

70s Age Cohorts by County Subdivision#12

Percentage of population aged 70 to 79 (%):
5.81%6.11%6.40%6.68%6.97%7.27%

80+ Age Cohorts by County Subdivision#13

Percentage of population aged 80 and older (%):
4.61%4.96%5.29%5.63%5.97%6.31%
Road Data ©OpenStreetMap

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Map of Age Cohorts by Tract in Nassau County

Children Age Cohorts by Tract#14

Percentage of population aged 0 to 17 (%):
2%9%16%23%29%37%

College Age Cohorts by Tract#15

Percentage of population aged 18 to 21 (%):
0%19%37%54%72%91%

20s Age Cohorts by Tract#16

Percentage of population aged 22 to 29 (%):
2.6%6.4%10.1%13.8%17.5%21.2%

30s Age Cohorts by Tract#17

Percentage of population aged 30 to 39 (%):
0.0%4.7%9.4%14.0%18.7%23.5%

40s Age Cohorts by Tract#18

Percentage of population aged 40 to 49 (%):
0.0%4.1%8.2%12.3%16.4%20.5%

50s Age Cohorts by Tract#19

Percentage of population aged 50 to 59 (%):
0.0%4.6%9.2%13.7%18.3%23.0%

60s Age Cohorts by Tract#20

Percentage of population aged 60 to 69 (%):
0.0%4.2%8.4%12.6%16.8%21.1%

70s Age Cohorts by Tract#21

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

80+ Age Cohorts by Tract#22

Percentage of population aged 80 and older (%):
0.0%3.7%7.4%11.1%14.8%18.6%
Road Data ©OpenStreetMap

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Age Cohorts by Place in Nassau County

There are 135 places that are fully or partially contained within Nassau County (134 fully and 1 partially). This section compares all 135 of those to each other, Nassau County, and other entities that contain or substantially overlap with Nassau County.

Children by Place#23

Percentage of population aged 0 to 17 (%):
Scope: population of Nassau County, selected places in Nassau County, and entities that contain Nassau County
0%10%20%30%Count#WoodmereLaurel HollowCove NeckGreat Neck EstatesGreat Neck EstsRoslyn EstatesRoslyn EstsEast HillsGreat NeckPlandome HeightsPlandome HtsMunsey ParkOld BrookvillePlandome ManorPlandome MnrCedarhurstFlower HillLawrenceMalverne Park OaksMalverne Pk OaksGreat Neck GardensGreat Neck GdnsPlandomeNew CasselMatinecockInwoodKings PointHewlett NeckEast WillistonE WillistonThomastonHewlett HarborHewlett HbrSaddle RockHarbor IsleSouth HempsteadS HempsteadHempsteadLakeviewBaldwinMassapequa ParkMassapequa PkUnited States of AmericaUnited StatesMerrickValley StreamFreeportNassau CountyNassauMassapequaNew York, Newark, and Jersey City Metro AreaNew York AreaMiddle AtlanticOyster Bay CoveNew YorkNortheastHewlettLevittownGlen CoveSaddle Rock EstatesSaddle Rock EstsHicksvilleFarmingdaleUpper BrookvilleRoslynGreat Neck PlazaEast Atlantic BeachE Atlantic BchNorth Hills32.494018%32.494018%32.5%5,704130.948678%30.948678%30.9%597230.575540%30.575540%30.6%85330.354610%30.354610%30.4%856430.250000%30.250000%30.3%363529.892534%29.892534%29.9%2,114629.883139%29.883139%29.9%3,043729.704985%29.704985%29.7%292829.054800%29.054800%29.1%790928.969359%28.969359%29.0%6241028.959276%28.959276%29.0%2561128.562838%28.562838%28.6%1,9001228.526448%28.526448%28.5%1,3591328.516702%28.516702%28.5%1,8611428.483920%28.483920%28.5%1861528.482003%28.482003%28.5%3641628.338762%28.338762%28.3%3481728.056314%28.056314%28.1%3,9061827.840200%27.840200%27.8%2231927.252206%27.252206%27.3%2,6562027.003891%27.003891%27.0%1,3882126.997245%26.997245%27.0%982226.733824%26.733824%26.7%6902326.561929%26.561929%26.6%7272426.303128%26.303128%26.3%3282526.267281%26.267281%26.3%2282626.119403%26.119403%26.1%3152726.019108%26.019108%26.0%8172825.888123%25.888123%25.9%14,35614.4k2925.786833%25.786833%25.8%1,6963024.430617%24.430617%24.4%6,1253923.806474%23.806474%23.8%4,0894823.108006%23.108006%23.1%73,612,43873.6M23.005575%23.005575%23.0%4,7875822.622655%22.622655%22.6%8,5126822.250503%22.250503%22.3%9,6167322.141419%22.141419%22.1%300,415300k22.098992%22.098992%22.1%4,8227722.084105%22.084105%22.1%4,423,7654.42M21.597009%21.597009%21.6%8,940,4908.94M21.543561%21.543561%21.5%4558721.456623%21.456623%21.5%4,226,4094.23M21.341491%21.341491%21.3%11,965,27112.0M20.867119%20.867119%20.9%1,2619620.466783%20.466783%20.5%10,45310.5k10320.384644%20.384644%20.4%5,55410619.191919%19.191919%19.2%5711518.132817%18.132817%18.1%7,77112417.885607%17.885607%17.9%1,52612515.789474%15.789474%15.8%25813115.633903%15.633903%15.6%43913214.095898%14.095898%14.1%97613312.850812%12.850812%12.9%26113410.719557%10.719557%10.7%581135
Count number of children
# rank of place out of 135 by %

Age Cohorts by County Subdivision in Nassau County

There are 5 county subdivisions in Nassau County. This section compares all 5 of those to each other, Nassau County, and other entities that contain or substantially overlap with Nassau County.

Children by County Subdivision#32

Percentage of population aged 0 to 17 (%):
Scope: population of Nassau County, selected county subdivisions in Nassau County, and entities that contain Nassau County
0%5%10%15%20%Count#United States of AmericaUnited StatesTown of North HempsteadN HempsteadTown of HempsteadHempsteadNassau CountyNassauNew York, Newark, and Jersey City Metro AreaNew York AreaMiddle AtlanticTown of Oyster BayOyster BayNew YorkNortheastGlen CoveLong Beach23.108006%23.108006%23.1%73,612,43873.6M22.930239%22.930239%22.9%52,65752.7k122.467309%22.467309%22.5%172,708173k222.141419%22.141419%22.1%300,415300k22.084105%22.084105%22.1%4,423,7654.42M21.597009%21.597009%21.6%8,940,4908.94M21.562024%21.562024%21.6%64,15564.2k321.456623%21.456623%21.5%4,226,4094.23M21.341491%21.341491%21.3%11,965,27112.0M20.384644%20.384644%20.4%5,554415.862786%15.862786%15.9%5,3415
Count number of children
# rank of county subdivision out of 5 by %

Age Cohorts by County in the New York Area

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

Children by County#41

Percentage of population aged 0 to 17 (%):
Scope: population of Nassau County, selected other counties in the New York Area, and entities that contain Nassau 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 Nassau County to the 50 most populous counties in New York and to those entities that contain or substantially overlap with Nassau 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 Nassau County, selected other counties in New York, and entities that contain Nassau 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 Nassau County to the 50 most populous counties in the United States and to those entities that contain or substantially overlap with Nassau 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 Nassau County, selected other counties in the United States, and entities that contain Nassau 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.

More Topics to Explore

Demographics

Income

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More Maps to Explore

Cities:
Glen Cove, Long Beach
Towns:
Hempstead, North Hempstead, Oyster Bay
Unincorporated Places:
Albertson, Baldwin, Baldwin Harbor, Barnum Island, Bay Park, Bellerose Terrace, Bellmore, Bethpage, Carle Place, East Atlantic Beach, East Massapequa, East Meadow, East Norwich, Elmont, Franklin Square, Garden City Park, Garden City South, Glen Head, Glenwood Landing, Great Neck Gardens, Greenvale, Harbor Hills, Harbor Isle, Herricks, Hewlett, Hicksville, Inwood, Jericho, Lakeview, Levittown, Lido Beach, Locust Valley, Malverne Park Oaks, Manhasset, Manhasset Hills, Massapequa, Merrick, New Cassel, North Amityville, North Bellmore, North Lynbrook, North Massapequa, North Merrick, North New Hyde Park, North Valley Stream, North Wantagh, Oceanside, Old Bethpage, Oyster Bay, Plainedge, Plainview, Point Lookout, Port Washington, Roosevelt, Roslyn Heights, Saddle Rock Estates, Salisbury, Seaford, Searingtown, South Farmingdale, South Hempstead, South Valley Stream, Syosset, Uniondale, University Gardens, Wantagh, West Hempstead, Woodbury, Woodmere
Villages:
Atlantic Beach, Baxter Estates, Bayville, Bellerose, Brookville, Cedarhurst, Centre Island, Cove Neck, East Hills, East Rockaway, East Williston, Farmingdale, Floral Park, Flower Hill, Freeport, Garden City, Great Neck, Great Neck Estates, Great Neck Plaza, Hempstead, Hewlett Bay Park, Hewlett Harbor, Hewlett Neck, Island Park, Kensington, Kings Point, Lake Success, Lattingtown, Laurel Hollow, Lawrence, Lynbrook, Malverne, Manorhaven, Massapequa Park, Matinecock, Mill Neck, Mineola, Munsey Park, Muttontown, New Hyde Park, North Hills, Old Brookville, Old Westbury, Oyster Bay Cove, Plandome, Plandome Heights, Plandome Manor, Port Washington North, Rockville Centre, Roslyn, Roslyn Estates, Roslyn Harbor, Russell Gardens, Saddle Rock, Sands Point, Sea Cliff, South Floral Park, Stewart Manor, Thomaston, Upper Brookville, Valley Stream, Westbury, Williston Park, Woodsburgh
ZIP Codes:
11001, 11003, 11010, 11020, 11021, 11023, 11024, 11030, 11040, 11042, 11050, 11096, 11501, 11507, 11509, 11510, 11514, 11516, 11518, 11520, 11530, 11542, 11545, 11547, 11548, 11549, 11550, 11552, 11553, 11554, 11556, 11557, 11558, 11559, 11560, 11561, 11563, 11565, 11566, 11568, 11569, 11570, 11572, 11575, 11576, 11577, 11579, 11580, 11581, 11590, 11596, 11598, 11709, 11710, 11714, 11732, 11735, 11753, 11756, 11758, 11762, 11765, 11771, 11783, 11791, 11793, 11797, 11801, 11803, 11804
Unified School Districts:
Amityville, Baldwin, Bethpage, Carle Place, Cold Spring Harbor, East Meadow, East Rockaway, East Williston, Farmingdale, Freeport, Garden City, Glen Cove, Great Neck, Hempstead, Herricks, Hewlett-Woodmere, Hicksville, Island Park, Island Trees, Jericho, Lawrence, Levittown, Locust Valley, Long Beach, Lynbrook, Malverne, Manhasset, Massapequa, Mineola, North Shore, Oceanside, Oyster Bay-East Norwich, Plainedge, Plainview-Old Bethpage, Port Washington, Rockville Centre, Roosevelt, Roslyn, Seaford, Syosset, Uniondale, Wantagh, West Hempstead, Westbury
Elementary School Districts:
Bellmore, Elmont, Floral Park-Bellerose, Franklin Square, Merrick, New Hyde Park-Garden City Park, North Bellmore, North Merrick, Valley Stream 13, Valley Stream 24, Valley Stream 30
Secondary School Districts:
Bellmore-Merrick, Sewanhaka, Valley Stream
Congressional Districts:
NY-2, NY-3, NY-4, NY-5
State Senate Districts:
NY-5, NY-6, NY-7, NY-8, NY-9
Assembly Districts:
NY-9, NY-13, NY-14, NY-15, NY-16, NY-17, NY-18, NY-19, NY-20, NY-21, NY-22
Neighboring Counties:
Bronx, Fairfield, Queens, Suffolk, Westchester
Nearby Counties:
Bergen, Essex, Hudson, Kings, Monmouth, New York, Passaic, Richmond, Rockland, Union