Age and Sex in Lake County, Indiana (County)

Age Structure#1

Percentage in each age cohort per year of age.1 Gray areas represent percentile bands from the counties in Indiana.
Scope: population of Indiana, Lake County, and other counties in Indiana
Lake County
Indiana
Percentile:
0th - 100th
10th - 90th
20th - 80th
30th - 70th
40th - 60th
0.0%0.5%1.0%1.5%Count%85+80-8475-7970-7467-6965-6662-6460-6155-5950-5445-4940-4435-3930-3425-2922-24212018-1915-1710-145-90-410,02110.0k2.046%2.05%9,3251.904%1.90%12,13612.1k2.478%2.48%16,72716.7k3.416%3.42%13,00613.0k2.656%2.66%10,25710.3k2.095%2.09%17,54917.5k3.584%3.58%12,59412.6k2.572%2.57%35,62335.6k7.274%7.27%35,02235.0k7.152%7.15%31,45931.5k6.424%6.42%30,35430.4k6.199%6.20%30,87730.9k6.305%6.31%31,35731.4k6.403%6.40%29,12629.1k5.948%5.95%19,35419.4k3.952%3.95%6,4241.312%1.31%6,2481.276%1.28%12,23612.2k2.499%2.50%21,39021.4k4.368%4.37%33,61233.6k6.864%6.86%34,23434.2k6.991%6.99%30,76730.8k6.283%6.28%
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 Indiana and Lake County
Female Male
Indiana
Lake County
Shaded bar tips show excess over facing bar.
0.5%0.0%0.5%Count%Senior2Older Adult3Younger Adult4College5Children6-0.172504%-0.060411%-0.172412%-0.051561%-0.232916%0.23%0.172504%0.172412%0.172504%0.17%71,47271.5k14.595%14.6%-0.638671%-0.050831%-0.642868%-0.018113%-0.689503%0.69%0.638671%0.642868%0.638671%0.64%162,601163k33.204%33.2%-0.616797%-0.022440%-0.639000%-0.639238%0.64%0.616797%0.639000%0.010534%0.616797%0.62%110,714111k22.609%22.6%-0.620893%-0.731090%-0.620893%0.62%0.620893%0.029814%0.731090%0.021018%0.650707%0.65%24,90824.9k5.086%5.09%-0.667203%-0.652042%-0.667203%0.67%0.667203%0.027012%0.652042%0.029665%0.694215%0.69%120,003120k24.506%24.5%
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 Indiana and Lake County
Female Male
Indiana
Lake County
Shaded bar tips show excess over facing bar.
0.5%0.0%0.5%Count%85+80-8475-7970-7467-6965-6662-6460-6155-5950-5445-4940-4435-3930-3425-2922-24212018-1915-1710-145-90-4-0.043726%-0.040446%-0.038371%-0.041087%-0.084172%0.08%0.043726%0.038371%0.043726%0.04%10,02110.0k2.046%2.05%-0.154503%-0.071840%-0.145375%-0.070123%-0.226344%0.23%0.154503%0.145375%0.154503%0.15%9,3251.904%1.90%-0.206331%-0.082990%-0.213255%-0.063191%-0.289321%0.29%0.206331%0.213255%0.206331%0.21%12,13612.1k2.478%2.48%-0.306842%-0.069471%-0.312563%-0.053041%-0.376314%0.38%0.306842%0.312563%0.306842%0.31%16,72716.7k3.416%3.42%-0.407190%-0.070928%-0.406647%-0.058957%-0.478118%0.48%0.407190%0.406647%0.407190%0.41%13,00613.0k2.656%2.66%-0.475293%-0.096692%-0.508492%-0.045079%-0.571985%0.57%0.475293%0.508492%0.475293%0.48%10,25710.3k2.095%2.09%-0.565587%-0.063372%-0.556525%-0.029365%-0.628959%0.63%0.565587%0.556525%0.565587%0.57%17,54917.5k3.584%3.58%-0.623037%-0.039820%-0.616185%-0.029304%-0.662858%0.66%0.623037%0.616185%0.623037%0.62%12,59412.6k2.572%2.57%-0.703699%-0.047499%-0.660883%-0.038588%-0.751198%0.75%0.703699%0.660883%0.703699%0.70%35,62335.6k7.274%7.27%-0.687689%-0.054973%-0.694384%-0.018211%-0.742662%0.74%0.687689%0.694384%0.687689%0.69%35,02235.0k7.152%7.15%-0.622016%-0.040801%-0.647013%-0.004131%-0.662817%0.66%0.622016%0.647013%0.622016%0.62%31,45931.5k6.424%6.42%-0.591385%-0.056933%-0.631673%-0.000297%-0.648318%0.65%0.591385%0.631673%0.591385%0.59%30,35430.4k6.199%6.20%-0.619688%-0.021687%-0.615445%-0.641375%0.64%0.619688%0.615445%0.000449%0.619688%0.62%30,87730.9k6.305%6.31%-0.618218%-0.044231%-0.638836%-0.662449%0.66%0.618218%0.638836%0.001275%0.618218%0.62%31,35731.4k6.403%6.40%-0.584442%-0.020666%-0.640429%-0.605108%0.61%0.584442%0.640429%0.006999%0.584442%0.58%29,12629.1k5.948%5.95%-0.653872%-0.676149%-0.653872%0.65%0.653872%0.009666%0.676149%0.048668%0.663538%0.66%19,35419.4k3.952%3.95%-0.631205%-0.049418%-0.767925%-0.680624%0.68%0.631205%0.767925%0.010987%0.631205%0.63%6,4241.312%1.31%-0.592406%-0.776286%-0.592406%0.59%0.592406%0.091077%0.776286%0.001169%0.683482%0.68%6,2481.276%1.28%-0.605271%-0.690075%-0.605271%0.61%0.605271%0.038799%0.690075%0.035958%0.644070%0.64%12,23612.2k2.499%2.50%-0.716904%-0.674682%-0.716904%0.72%0.716904%0.022191%0.674682%0.028808%0.739095%0.74%21,39021.4k4.368%4.37%-0.675110%-0.666222%-0.675110%0.68%0.675110%0.022545%0.666222%0.022775%0.697654%0.70%33,61233.6k6.864%6.86%-0.681849%-0.654148%-0.681849%0.68%0.681849%0.034470%0.654148%0.036266%0.716319%0.72%34,23434.2k6.991%6.99%-0.614828%-0.622173%-0.614828%0.61%0.614828%0.026915%0.622173%0.030466%0.641742%0.64%30,76730.8k6.283%6.28%
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 Indiana and Lake County
More Females More Males
Indiana
Lake County
100%50%0%M:FFM85+80-8475-7970-7467-6965-6662-6460-6155-5950-5445-4940-4435-3930-3425-2922-24212018-1915-1710-145-90-4-92.498541%-107.076824%-92.498541%92.5%0.5190.5265.812%65.8%34.188%34.2%-46.497489%-48.235834%-46.497489%46.5%0.6830.6859.432%59.4%40.568%40.6%-40.221694%-29.631527%-40.221694%40.2%0.7130.7158.372%58.4%41.628%41.6%-22.640756%-16.969791%-22.640756%22.6%0.8150.8255.085%55.1%44.915%44.9%-17.418923%-14.498252%-17.418923%17.4%0.8520.8554.006%54.0%45.994%46.0%-20.343716%-8.865179%-20.343716%20.3%0.8310.8354.616%54.6%45.384%45.4%-11.204718%-5.276409%-11.204718%11.2%0.8990.9052.653%52.7%47.347%47.3%-6.391347%-4.755689%-6.391347%6.4%0.9400.9451.548%51.5%48.452%48.5%-6.749855%-5.838886%-6.749855%6.7%0.9370.9451.632%51.6%48.368%48.4%-7.993823%-2.622550%-7.993823%8.0%0.9260.9351.922%51.9%48.078%48.1%-6.559422%-0.638437%-6.559422%6.6%0.9380.9451.588%51.6%48.412%48.4%-9.627072%-0.047088%-9.627072%9.6%0.9120.9152.296%52.3%47.704%47.7%-3.499638%-3.499638%3.5%0.072987%0.9660.9750.860%50.9%49.140%49.1%-7.154654%-7.154654%7.2%0.199541%0.9330.9351.727%51.7%48.273%48.3%-3.535989%-3.535989%3.5%1.092850%0.9660.9750.869%50.9%49.131%49.1%1.478243%7.197792%1.478243%1.5%1.0151.0149.633%49.6%50.367%50.4%-7.829181%-7.829181%7.8%1.430745%0.9270.9351.884%51.9%48.116%48.1%15.374009%0.150526%15.374009%15.4%1.1541.1546.431%46.4%53.569%53.6%6.410256%5.210784%6.410256%6.4%1.0641.0648.447%48.4%51.553%51.6%3.095329%4.269884%3.095329%3.1%1.0311.0349.238%49.2%50.762%50.8%3.339383%3.418585%3.339383%3.3%1.0331.0349.179%49.2%50.821%50.8%5.055406%5.544059%5.055406%5.1%1.0511.0548.767%48.8%51.233%51.2%4.377574%4.896753%4.377574%4.4%1.0441.0448.929%48.9%51.071%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 Lake County

Children Age Cohorts by County Subdivision#5

Percentage of population aged 0 to 17 (%):
16.6%19.1%21.6%24.1%26.6%29.2%

College Age Cohorts by County Subdivision#6

Percentage of population aged 18 to 21 (%):
3.9%4.7%5.5%6.2%7.0%7.8%

20s Age Cohorts by County Subdivision#7

Percentage of population aged 22 to 29 (%):
6.2%7.3%8.3%9.3%10.3%11.3%

30s Age Cohorts by County Subdivision#8

Percentage of population aged 30 to 39 (%):
8.2%9.6%11.0%12.4%13.8%15.2%

40s Age Cohorts by County Subdivision#9

Percentage of population aged 40 to 49 (%):
10.6%11.9%13.2%14.5%15.7%17.1%

50s Age Cohorts by County Subdivision#10

Percentage of population aged 50 to 59 (%):
12.8%13.5%14.2%14.9%15.6%16.4%

60s Age Cohorts by County Subdivision#11

Percentage of population aged 60 to 69 (%):
9.1%10.9%12.6%14.3%16.1%17.8%

70s Age Cohorts by County Subdivision#12

Percentage of population aged 70 to 79 (%):
3.5%4.4%5.2%6.1%6.9%7.8%

80+ Age Cohorts by County Subdivision#13

Percentage of population aged 80 and older (%):
2.5%3.1%3.7%4.2%4.8%5.5%
Road Data ©OpenStreetMap

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Map of Age Cohorts by Tract in Lake County

Children Age Cohorts by Tract#14

Percentage of population aged 0 to 17 (%):
12%19%25%31%37%44%

College Age Cohorts by Tract#15

Percentage of population aged 18 to 21 (%):
0.8%3.7%6.6%9.4%12.3%15.2%

20s Age Cohorts by Tract#16

Percentage of population aged 22 to 29 (%):
2.5%6.1%9.6%13.2%16.7%20.3%

30s Age Cohorts by Tract#17

Percentage of population aged 30 to 39 (%):
6.1%8.8%11.4%14.1%16.7%19.4%

40s Age Cohorts by Tract#18

Percentage of population aged 40 to 49 (%):
5.0%7.9%10.8%13.7%16.6%19.6%

50s Age Cohorts by Tract#19

Percentage of population aged 50 to 59 (%):
6.9%10.3%13.7%17.1%20.5%24.0%

60s Age Cohorts by Tract#20

Percentage of population aged 60 to 69 (%):
4.1%7.2%10.3%13.3%16.4%19.5%

70s Age Cohorts by Tract#21

Percentage of population aged 70 to 79 (%):
0.7%4.0%7.2%10.4%13.6%16.8%

80+ Age Cohorts by Tract#22

Percentage of population aged 80 and older (%):
0.5%2.9%5.2%7.6%9.9%12.3%
Road Data ©OpenStreetMap

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Map of Age Cohorts by Block Group in Lake County

Children Age Cohorts by Block Group#23

Percentage of population aged 0 to 17 (%):
0%11%21%32%43%54%

College Age Cohorts by Block Group#24

Percentage of population aged 18 to 21 (%):
0%5%10%15%20%26%

20s Age Cohorts by Block Group#25

Percentage of population aged 22 to 29 (%):
0%9%19%28%37%47%

30s Age Cohorts by Block Group#26

Percentage of population aged 30 to 39 (%):
0%7%13%20%27%34%

40s Age Cohorts by Block Group#27

Percentage of population aged 40 to 49 (%):
0%6%13%19%25%32%

50s Age Cohorts by Block Group#28

Percentage of population aged 50 to 59 (%):
0%6%13%19%26%33%

60s Age Cohorts by Block Group#29

Percentage of population aged 60 to 69 (%):
0%7%14%21%27%35%

70s Age Cohorts by Block Group#30

Percentage of population aged 70 to 79 (%):
0%9%18%27%37%46%

80+ Age Cohorts by Block Group#31

Percentage of population aged 80 and older (%):
0.0%4.4%8.7%13.1%17.4%21.8%
Road Data ©OpenStreetMap

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Age Cohorts by Place in Lake County

There are 22 places that are fully or partially contained within Lake County (21 fully and 1 partially). This section compares all 22 of those to each other, Lake County, and other entities that contain or substantially overlap with Lake County.

Children by Place#32

Percentage of population aged 0 to 17 (%):
Scope: population of Lake County, selected places in Lake County, and entities that contain Lake County
0%10%20%30%Count#ShelbyEast ChicagoWinfieldCedar LakeLake DalecarliaLk DalecarliaLake StationWhitingHammondGaryLowellSt. JohnMerrillvilleLake CountyLakeIndianaChicago, Naperville, and Elgin Metro AreaChicago AreaGriffithMidwestUnited States of AmericaUnited StatesEast North CentralMunsterScherervilleHobartNew ChicagoCrown PointHighlandLakes of the Four SeasonsLks of the Four Se…SchneiderDyer39.823009%39.823009%39.8%180129.529367%29.529367%29.5%8,552229.505064%29.505064%29.5%1,544327.956536%27.956536%28.0%3,319426.657825%26.657825%26.7%402526.641528%26.641528%26.6%3,250626.509240%26.509240%26.5%1,291726.321970%26.321970%26.3%20,62320.6k826.110355%26.110355%26.1%20,32920.3k925.703067%25.703067%25.7%2,4221025.321671%25.321671%25.3%3,9951124.846887%24.846887%24.8%8,7631224.505512%24.505512%24.5%120,003120k24.007486%24.007486%24.0%1,581,9921.58M23.818290%23.818290%23.8%2,269,5012.27M23.487909%23.487909%23.5%3,8951323.217458%23.217458%23.2%15,712,75815.7M23.108006%23.108006%23.1%73,612,43873.6M23.005234%23.005234%23.0%10,741,74210.7M22.040428%22.040428%22.0%5,0921421.737776%21.737776%21.7%6,2821521.353640%21.353640%21.4%6,1271621.052632%21.052632%21.1%3801721.041645%21.041645%21.0%6,0481820.967672%20.967672%21.0%4,8451920.773226%20.773226%20.8%1,4402019.111111%19.111111%19.1%432118.985929%18.985929%19.0%3,06322
Count number of children
# rank of place out of 22 by %

Age Cohorts by County Subdivision in Lake County

There are 12 county subdivisions in Lake County. This section compares all 12 of those to each other, Lake County, and other entities that contain or substantially overlap with Lake County.

Children by County Subdivision#41

Percentage of population aged 0 to 17 (%):
Scope: population of Lake County, selected county subdivisions in Lake County, and entities that contain Lake County
0%10%20%Count#Winfield TownshipWinfieldHanover TownshipHanoverCedar Creek TownshipCedar CrkCalumet TownshipCalumetNorth TownshipNLake CountyLakeCenter TownshipCtrIndianaChicago, Naperville, and Elgin Metro AreaChicago AreaMidwestUnited States of AmericaUnited StatesEast North CentralHobart TownshipHobartRoss TownshipSt. John TownshipSt. JohnWest Creek TownshipW CrkEagle Creek TownshipEagle Crk29.122216%29.122216%29.1%3,112127.467744%27.467744%27.5%3,534226.979399%26.979399%27.0%3,261325.621859%25.621859%25.6%25,94725.9k425.508555%25.508555%25.5%40,40340.4k524.505512%24.505512%24.5%120,003120k24.116649%24.116649%24.1%7,815624.007486%24.007486%24.0%1,581,9921.58M23.818290%23.818290%23.8%2,269,5012.27M23.217458%23.217458%23.2%15,712,75815.7M23.108006%23.108006%23.1%73,612,43873.6M23.005234%23.005234%23.0%10,741,74210.7M22.857069%22.857069%22.9%8,845722.546099%22.546099%22.5%10,82110.8k821.783702%21.783702%21.8%14,57714.6k920.941869%20.941869%20.9%1,4231016.656191%16.656191%16.7%26511
Count number of children
# rank of county subdivision out of 11 by %

Age Cohorts by County in the Chicago Area

There are 14 counties in the Chicago Area. This section compares Lake County to all of the counties in the Chicago Area and to those entities that contain or substantially overlap with Lake County.

Children by County#50

Percentage of population aged 0 to 17 (%):
Scope: population of Lake County, selected other counties in the Chicago Area, and entities that contain Lake County
0%10%20%Count#Kendall CountyKendallKane CountyKaneWill CountyWillGrundy CountyGrundyLake CountyLakeMcHenry CountyMcHenryLake CountyLakeJasper CountyJasperKenosha CountyKenoshaIndianaChicago, Naperville, and Elgin Metro AreaChicago AreaDuPage CountyDuPageMidwestUnited States of AmericaUnited StatesEast North CentralPorter CountyPorterCook CountyCookNewton CountyNewtonDeKalb CountyDeKalb29.816718%29.816718%29.8%36,21336.2k127.145638%27.145638%27.1%142,953143k226.688338%26.688338%26.7%182,916183k325.888990%25.888990%25.9%13,03213.0k425.491471%25.491471%25.5%179,177179k525.044369%25.044369%25.0%76,90776.9k624.505512%24.505512%24.5%120,003120k724.428439%24.428439%24.4%8,174824.216777%24.216777%24.2%40,65940.7k924.007486%24.007486%24.0%1,581,9921.58M23.818290%23.818290%23.8%2,269,5012.27M23.510769%23.510769%23.5%218,771219k1023.217458%23.217458%23.2%15,712,75815.7M23.108006%23.108006%23.1%73,612,43873.6M23.005234%23.005234%23.0%10,741,74210.7M22.950496%22.950496%23.0%38,33138.3k1122.694997%22.694997%22.7%1,186,3981.19M1222.072458%22.072458%22.1%3,0951321.895882%21.895882%21.9%22,87222.9k14
Count number of children
# rank of county out of 14 by %

Age Cohorts by County in Indiana

There are 92 counties in Indiana. This section compares Lake County to the 50 most populous counties in Indiana and to those entities that contain or substantially overlap with Lake County. The least populous of the compared counties has a population of 32,692.

Children by County#59

Percentage of population aged 0 to 17 (%):
Scope: population of Lake County, selected other counties in Indiana, and entities that contain Lake County
0%10%20%30%Count#LaGrange CountyLaGrangeAdams CountyAdamsHamilton CountyHamiltonElkhart CountyElkhartBoone CountyBooneAllen CountyAllenClinton CountyClintonHendricks CountyHendricksNoble CountyNobleMarshall CountyMarshallJohnson CountyJohnsonDeKalb CountyDeKalbMarion CountyMarionWarrick CountyWarrickKosciusko CountyKosciuskoLake CountyLakeDubois CountyDuboisJackson CountyJacksonJasper CountyJasperHancock CountyHancockBartholomew CountyBartholomewSt. Joseph CountySt. JosephIndianaCass CountyCassChicago, Naperville, and Elgin Metro AreaChicago AreaMorgan CountyMorganGibson CountyGibsonWhitley CountyWhitleyShelby CountyShelbyMidwestDearborn CountyDearbornFloyd CountyFloydMontgomery CountyMontgomeryUnited States of AmericaUnited StatesClark CountyClarkEast North CentralPorter CountyPorterHoward CountyHowardHarrison CountyHarrisonLawrence CountyLawrenceWayne CountyWayneHuntington CountyHuntingtonMadison CountyMadisonLaPorte CountyLaPorteMiami CountyMiamiVanderburgh CountyVanderburghKnox CountyKnoxSteuben CountySteubenHenry CountyHenryGrant CountyGrantVigo CountyVigoTippecanoe CountyTippecanoePutnam CountyPutnamDelaware CountyDelawareMonroe CountyMonroe33.564266%33.564266%33.6%12,88712.9k131.450895%31.450895%31.5%10,94910.9k228.575247%28.575247%28.6%86,59586.6k327.998909%27.998909%28.0%56,45756.5k427.047379%27.047379%27.0%16,73816.7k526.289716%26.289716%26.3%96,10696.1k626.196011%26.196011%26.2%8,564725.992671%25.992671%26.0%40,50140.5k825.668775%25.668775%25.7%12,21512.2k925.507655%25.507655%25.5%11,94611.9k1025.395244%25.395244%25.4%37,47537.5k1125.079432%25.079432%25.1%10,65610.7k1224.928069%24.928069%24.9%232,365232k1324.596676%24.596676%24.6%15,10915.1k1424.517913%24.517913%24.5%19,23719.2k1524.505512%24.505512%24.5%120,003120k1624.503483%24.503483%24.5%10,37610.4k1724.437977%24.437977%24.4%10,66410.7k1824.428439%24.428439%24.4%8,1741924.352720%24.352720%24.4%17,52317.5k2024.178647%24.178647%24.2%19,39219.4k2124.074323%24.074323%24.1%64,44664.4k2224.007486%24.007486%24.0%1,581,9921.58M24.005845%24.005845%24.0%9,2002323.818290%23.818290%23.8%2,269,5012.27M23.646121%23.646121%23.6%16,43516.4k2423.542335%23.542335%23.5%7,9302523.367512%23.367512%23.4%7,7942623.288442%23.288442%23.3%10,34110.3k2723.217458%23.217458%23.2%15,712,75815.7M23.213997%23.213997%23.2%11,50311.5k2823.202255%23.202255%23.2%17,70117.7k2923.142122%23.142122%23.1%8,8193023.108006%23.108006%23.1%73,612,43873.6M23.082119%23.082119%23.1%26,31226.3k3123.005234%23.005234%23.0%10,741,74210.7M22.950496%22.950496%23.0%38,33138.3k3222.900348%22.900348%22.9%18,94518.9k3322.768606%22.768606%22.8%8,9643422.406775%22.406775%22.4%10,23910.2k3522.228320%22.228320%22.2%14,98715.0k3622.206780%22.206780%22.2%8,1493722.148897%22.148897%22.1%28,76328.8k3822.051841%22.051841%22.1%24,47624.5k3921.898983%21.898983%21.9%7,9044021.898047%21.898047%21.9%39,78739.8k4121.200864%21.200864%21.2%8,0474221.176230%21.176230%21.2%7,2594321.030376%21.030376%21.0%10,29510.3k4420.902606%20.902606%20.9%14,27014.3k4520.800377%20.800377%20.8%22,48522.5k4620.714079%20.714079%20.7%37,98938.0k4719.271249%19.271249%19.3%7,2514819.094476%19.094476%19.1%22,23822.2k4915.959021%15.959021%16.0%22,86822.9k50
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 Lake County to the 50 most populous counties in the United States and to those entities that contain or substantially overlap with Lake County. The least populous of the compared counties has a population of 941,618.

Children by County#68

Percentage of population aged 0 to 17 (%):
Scope: population of Lake County, selected other counties in the United States, and entities that contain Lake County
0%10%20%Count#Fresno CountyFresnoSalt Lake CountySalt LakeSan Bernardino CountySan BernardinoHarris CountyHarrisTarrant CountyTarrantDallas CountyDallasRiverside CountyRiversideBexar CountyBexarBronx CountyBronxMaricopa CountyMaricopaWake CountyWakeMecklenburg CountyMecklenburgLake CountyLakeMilwaukee CountyMilwaukeeSacramento CountySacramentoWayne CountyWayneIndianaFairfax CountyFairfaxClark CountyClarkChicago, Naperville, and Elgin Metro AreaChicago AreaFranklin CountyFranklinFairfield CountyFairfieldMontgomery CountyMontgomeryContra Costa CountyContra CostaKings CountyKingsMidwestHillsborough CountyHillsboroughUnited States of AmericaUnited StatesSanta Clara CountySanta ClaraTravis CountyTravisOrange CountyOrangeEast North CentralWestchester CountyWestchesterFulton CountyFultonLos Angeles CountyLos AngelesOrange CountyOrangeCook CountyCookSt. Louis CountySt. LouisSan Diego CountySan DiegoSuffolk CountySuffolkHennepin CountyHennepinPhiladelphia CountyPhiladelphiaNassau CountyNassauOakland CountyOaklandPima CountyPimaHonolulu CountyHonoluluBroward CountyBrowardCuyahoga CountyCuyahogaAlameda CountyAlamedaKing 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%248,637249k1224.505512%24.505512%24.5%120,003120k24.468076%24.468076%24.5%233,745234k1324.396471%24.396471%24.4%360,897361k1424.179435%24.179435%24.2%427,394427k1524.007486%24.007486%24.0%1,581,9921.58M23.983328%23.983328%24.0%271,704272k1623.862053%23.862053%23.9%493,981494k1723.818290%23.818290%23.8%2,269,5012.27M23.668593%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%608,369608k2223.217458%23.217458%23.2%15,712,75815.7M23.197227%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%721,172721k2623.005234%23.005234%23.0%10,741,74210.7M22.943185%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%273,247273k3821.856045%21.856045%21.9%219,290219k3921.601744%21.601744%21.6%213,209213k4021.598472%21.598472%21.6%402,548403k4121.569623%21.569623%21.6%271,499271k4221.443331%21.443331%21.4%344,212344k4320.896492%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

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More Maps to Explore

Principal City:
Gary
Cities:
Crown Point, East Chicago, Gary, Hammond, Hobart, Lake Station, Whiting
Towns:
Cedar Lake, Dyer, Griffith, Highland, Lowell, Merrillville, Munster, New Chicago, Schererville, Schneider, St. John, Winfield
Townships:
Calumet, Cedar Creek, Center, Eagle Creek, Hanover, Hobart, North, Ross, St. John, West Creek, Winfield
Unincorporated Places:
Lake Dalecarlia, Lakes of the Four Seasons, Shelby
ZIP Codes:
46303, 46307, 46311, 46312, 46319, 46320, 46321, 46322, 46323, 46324, 46327, 46341, 46342, 46356, 46373, 46375, 46376, 46377, 46394, 46402, 46403, 46404, 46405, 46406, 46407, 46408, 46409, 46410
Unified School Districts:
City of East Chicago, Crown Point, Gary, Griffith, Hammond, Hanover, Highland, Hobart, Lake, Lake Ridge, Lake Station, Merrillville, Munster, River Forest, Tri-Creek, Whiting
Congressional District:
IN-1
State Senate Districts:
IN-1, IN-2, IN-3, IN-6
State House Districts:
IN-1, IN-2, IN-3, IN-11, IN-12, IN-14, IN-15, IN-19
Neighboring Counties:
Cook, Jasper, Kankakee, Newton, Porter, Will
Nearby Counties:
Benton, Berrien, DuPage, Iroquois, LaPorte, Lake, Pulaski, Starke, White