Age and Sex in Pottawattamie County, Iowa (County)

Age Structure#1

Percentage in each age cohort per year of age.1 Gray areas represent percentile bands from the counties in Iowa.
Scope: population of Iowa, Pottawattamie County, and other counties in Iowa
Pottawattamie County
Iowa
Percentile:
0th - 100th
10th - 90th
20th - 80th
30th - 70th
40th - 60th
0.0%0.5%1.0%1.5%Count%85+80-8475-7970-7467-6965-6662-6460-6155-5950-5445-4940-4435-3930-3425-2922-24212018-1915-1710-145-90-42,3532.525%2.52%1,7911.922%1.92%2,4092.585%2.58%3,1623.393%3.39%2,6412.834%2.83%2,2632.428%2.43%3,2943.534%3.53%2,5712.759%2.76%6,9157.420%7.42%6,9367.442%7.44%5,8776.306%6.31%5,6976.113%6.11%5,2505.633%5.63%5,8346.260%6.26%5,7246.142%6.14%3,5903.852%3.85%1,0101.084%1.08%1,3021.397%1.40%2,5082.691%2.69%3,6533.920%3.92%6,0506.492%6.49%6,3736.838%6.84%5,9956.433%6.43%
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 Iowa and Pottawattamie County
Female Male
Iowa
Pottawattamie County
Shaded bar tips show excess over facing bar.
0.5%0.0%0.5%Count%Senior2Older Adult3Younger Adult4College5Children6-0.190037%-0.055646%-0.192490%-0.053856%-0.245684%0.25%0.190037%0.192490%0.190037%0.19%14,61914.6k15.686%15.7%-0.660615%-0.021717%-0.638182%-0.682332%0.68%0.660615%0.638182%0.001353%0.660615%0.66%31,29031.3k33.574%33.6%-0.606475%-0.619125%-0.606475%0.61%0.606475%0.002981%0.619125%0.025145%0.609455%0.61%20,39820.4k21.887%21.9%-0.577802%-0.735381%-0.577802%0.58%0.577802%0.137342%0.735381%0.054111%0.715144%0.72%4,8205.172%5.17%-0.638664%-0.634612%-0.638664%0.64%0.638664%0.038329%0.634612%0.031800%0.676994%0.68%22,07122.1k23.682%23.7%
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 Iowa and Pottawattamie County
Female Male
Iowa
Pottawattamie County
Shaded bar tips show excess over facing bar.
0.5%0.0%0.5%Count%85+80-8475-7970-7467-6965-6662-6460-6155-5950-5445-4940-4435-3930-3425-2922-24212018-1915-1710-145-90-4-0.048687%-0.060422%-0.051411%-0.053545%-0.109109%0.11%0.048687%0.051411%0.048687%0.05%2,3532.525%2.52%-0.164596%-0.055151%-0.174468%-0.075066%-0.219747%0.22%0.164596%0.174468%0.164596%0.16%1,7911.922%1.92%-0.236271%-0.044422%-0.248144%-0.065989%-0.280693%0.28%0.236271%0.248144%0.236271%0.24%2,4092.585%2.58%-0.297646%-0.083264%-0.334521%-0.038389%-0.380909%0.38%0.297646%0.334521%0.297646%0.30%3,1623.393%3.39%-0.469252%-0.424367%-0.036879%-0.469252%0.47%0.469252%0.006080%0.424367%0.475332%0.48%2,6412.834%2.83%-0.571901%-0.070280%-0.524144%-0.037115%-0.642181%0.64%0.571901%0.524144%0.571901%0.57%2,2632.428%2.43%-0.587280%-0.003577%-0.595229%-0.000536%-0.590857%0.59%0.587280%0.595229%0.587280%0.59%3,2943.534%3.53%-0.658276%-0.062770%-0.663219%-0.010462%-0.721046%0.72%0.658276%0.663219%0.658276%0.66%2,5712.759%2.76%-0.727483%-0.028971%-0.675983%-0.012541%-0.756454%0.76%0.727483%0.675983%0.727483%0.73%6,9157.420%7.42%-0.730059%-0.028327%-0.690906%-0.006245%-0.758385%0.76%0.730059%0.690906%0.730059%0.73%6,9367.442%7.44%-0.629198%-0.607007%-0.629198%0.63%0.629198%0.002790%0.607007%0.012683%0.631988%0.63%5,8776.306%6.31%-0.597867%-0.026825%-0.571295%-0.624692%0.62%0.597867%0.571295%0.017376%0.597867%0.60%5,6976.113%6.11%-0.540999%-0.587487%-0.540999%0.54%0.540999%0.044636%0.587487%0.012483%0.585635%0.59%5,2505.633%5.63%-0.618897%-0.628104%-0.618897%0.62%0.618897%0.014163%0.628104%0.026170%0.633061%0.63%5,8346.260%6.26%-0.603876%-0.020601%-0.601386%-0.624477%0.62%0.603876%0.601386%0.033864%0.603876%0.60%5,7246.142%6.14%-0.619112%-0.045781%-0.686455%-0.664893%0.66%0.619112%0.686455%0.030011%0.619112%0.62%3,5903.852%3.85%-0.476405%-0.733441%-0.476405%0.48%0.476405%0.130904%0.733441%0.046900%0.607309%0.61%1,0101.084%1.08%-0.557952%-0.770169%-0.557952%0.56%0.557952%0.281122%0.770169%0.056074%0.839074%0.84%1,3021.397%1.40%-0.638426%-0.718956%-0.638426%0.64%0.638426%0.068671%0.718956%0.056734%0.707097%0.71%2,5082.691%2.69%-0.646294%-0.640338%-0.646294%0.65%0.646294%0.013949%0.640338%0.030076%0.660243%0.66%3,6533.920%3.92%-0.610957%-0.639003%-0.610957%0.61%0.610957%0.076396%0.639003%0.033033%0.687354%0.69%6,0506.492%6.49%-0.677268%-0.643465%-0.677268%0.68%0.677268%0.013090%0.643465%0.031842%0.690358%0.69%6,3736.838%6.84%-0.623189%-0.617932%-0.623189%0.62%0.623189%0.040130%0.617932%0.031559%0.663319%0.66%5,9956.433%6.43%
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 Iowa and Pottawattamie County
More Females More Males
Iowa
Pottawattamie County
100%50%0%50%M:FFM85+80-8475-7970-7467-6965-6662-6460-6155-5950-5445-4940-4435-3930-3425-2922-24212018-1915-1710-145-90-4-124.104683%-104.151992%-124.104683%124.1%0.4460.4569.146%69.1%30.854%30.9%-33.507171%-43.025830%-33.507171%33.5%0.7490.7557.175%57.2%42.825%42.8%-18.801090%-26.592985%-18.801090%18.8%0.8420.8454.296%54.3%45.704%45.7%-27.974045%-11.475915%-27.974045%28.0%0.7810.7856.135%56.1%43.865%43.9%-8.690265%1.295732%1.295732%1.3%1.0131.0149.678%49.7%50.322%50.3%-12.288931%-7.081005%-12.288931%12.3%0.8910.8952.894%52.9%47.106%47.1%-0.609013%-0.090132%-0.609013%0.6%0.9940.9950.152%50.2%49.848%49.8%-9.535452%-1.577402%-9.535452%9.5%0.9130.9152.275%52.3%47.725%47.7%-3.982301%-1.855238%-3.982301%4.0%0.9620.9650.976%51.0%49.024%49.0%-3.880071%-0.903856%-3.880071%3.9%0.9630.9650.952%51.0%49.048%49.0%0.443383%2.089388%0.443383%0.4%1.0041.0049.889%49.9%50.111%50.1%-4.486719%-4.486719%4.5%3.041504%0.9570.9651.097%51.1%48.903%48.9%8.250694%2.124838%8.250694%8.3%1.0831.0848.019%48.0%51.981%52.0%2.288488%4.166539%2.288488%2.3%1.0231.0249.434%49.4%50.566%50.6%-3.411514%-3.411514%3.4%5.630908%0.9670.9750.839%50.8%49.161%49.2%-7.394570%-7.394570%7.4%4.371952%0.9310.9351.783%51.8%48.217%48.2%27.477477%6.394558%27.477477%27.5%1.2751.2743.960%44.0%56.040%56.0%50.384615%7.280782%50.384615%50.4%1.5041.5039.939%39.9%60.061%60.1%10.756303%7.891202%10.756303%10.8%1.1081.1147.448%47.4%52.552%52.6%2.158273%4.696873%2.158273%2.2%1.0221.0249.466%49.5%50.534%50.5%12.504391%5.169461%12.504391%12.5%1.1251.1347.058%47.1%52.942%52.9%1.932826%4.948524%1.932826%1.9%1.0191.0249.521%49.5%50.479%50.5%6.439394%5.107154%6.439394%6.4%1.0641.0648.440%48.4%51.560%51.6%
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 Pottawattamie County

Children Age Cohorts by County Subdivision#5

Percentage of population aged 0 to 17 (%):
15.4%19.1%22.8%26.6%30.3%34.0%

College Age Cohorts by County Subdivision#6

Percentage of population aged 18 to 21 (%):
0.0%3.6%7.2%10.9%14.5%18.2%

20s Age Cohorts by County Subdivision#7

Percentage of population aged 22 to 29 (%):
0.0%2.9%5.9%8.8%11.8%14.8%

30s Age Cohorts by County Subdivision#8

Percentage of population aged 30 to 39 (%):
0.0%4.0%8.0%12.0%16.0%20.0%

40s Age Cohorts by County Subdivision#9

Percentage of population aged 40 to 49 (%):
0.0%4.4%8.8%13.1%17.5%21.9%

50s Age Cohorts by County Subdivision#10

Percentage of population aged 50 to 59 (%):
8%14%20%26%32%39%

60s Age Cohorts by County Subdivision#11

Percentage of population aged 60 to 69 (%):
3%8%13%19%24%29%

70s Age Cohorts by County Subdivision#12

Percentage of population aged 70 to 79 (%):
0.0%3.0%6.0%9.0%12.0%15.0%

80+ Age Cohorts by County Subdivision#13

Percentage of population aged 80 and older (%):
0.0%2.5%5.0%7.5%10.0%12.5%
Road Data ©OpenStreetMap

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Map of Age Cohorts by Tract in Pottawattamie County

Children Age Cohorts by Tract#14

Percentage of population aged 0 to 17 (%):
14.0%17.3%20.6%23.9%27.2%30.5%

College Age Cohorts by Tract#15

Percentage of population aged 18 to 21 (%):
1%6%11%17%22%27%

20s Age Cohorts by Tract#16

Percentage of population aged 22 to 29 (%):
4.2%8.0%11.7%15.4%19.2%22.9%

30s Age Cohorts by Tract#17

Percentage of population aged 30 to 39 (%):
7.0%9.3%11.5%13.8%16.0%18.3%

40s Age Cohorts by Tract#18

Percentage of population aged 40 to 49 (%):
7.6%9.5%11.5%13.4%15.4%17.4%

50s Age Cohorts by Tract#19

Percentage of population aged 50 to 59 (%):
9.0%11.9%14.8%17.6%20.5%23.4%

60s Age Cohorts by Tract#20

Percentage of population aged 60 to 69 (%):
5.3%8.0%10.7%13.3%16.0%18.7%

70s Age Cohorts by Tract#21

Percentage of population aged 70 to 79 (%):
1.7%3.4%5.0%6.7%8.3%10.0%

80+ Age Cohorts by Tract#22

Percentage of population aged 80 and older (%):
1.0%2.7%4.4%6.0%7.6%9.3%
Road Data ©OpenStreetMap

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Map of Age Cohorts by Block Group in Pottawattamie County

Children Age Cohorts by Block Group#23

Percentage of population aged 0 to 17 (%):
3%11%18%26%33%41%

College Age Cohorts by Block Group#24

Percentage of population aged 18 to 21 (%):
0%14%28%42%57%71%

20s Age Cohorts by Block Group#25

Percentage of population aged 22 to 29 (%):
1%8%14%21%28%35%

30s Age Cohorts by Block Group#26

Percentage of population aged 30 to 39 (%):
0.0%4.9%9.7%14.6%19.5%24.4%

40s Age Cohorts by Block Group#27

Percentage of population aged 40 to 49 (%):
0%5%11%16%22%28%

50s Age Cohorts by Block Group#28

Percentage of population aged 50 to 59 (%):
1%8%14%20%26%32%

60s Age Cohorts by Block Group#29

Percentage of population aged 60 to 69 (%):
2.8%6.7%10.5%14.4%18.2%22.1%

70s Age Cohorts by Block Group#30

Percentage of population aged 70 to 79 (%):
0.0%3.9%7.8%11.7%15.6%19.6%

80+ Age Cohorts by Block Group#31

Percentage of population aged 80 and older (%):
0.0%4.9%9.8%14.7%19.6%24.5%
Road Data ©OpenStreetMap

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Age Cohorts by Place in Pottawattamie County

There are 18 places that are fully or partially contained within Pottawattamie County (17 fully and 1 partially). This section compares all 18 of those to each other, Pottawattamie County, and other entities that contain or substantially overlap with Pottawattamie County.

Children by Place#32

Percentage of population aged 0 to 17 (%):
Scope: population of Pottawattamie County, selected places in Pottawattamie County, and entities that contain Pottawattamie County
0%10%20%30%Count#NeolaUnderwoodMindenTreynorAvocaOmaha and Council Bluffs Metro AreaOmaha AreaCarsonOaklandWest North CentralPottawattamie CountyPottawattamieIowaCouncil BluffsMidwestUnited States of AmericaUnited StatesCrescentMcClellandCarter LakeShelbyBentleyWalnutHancockMacedoniaWestonLoveland35.071575%35.071575%35.1%343133.663366%33.663366%33.7%272231.230284%31.230284%31.2%198329.571578%29.571578%29.6%283427.063599%27.063599%27.1%400525.902873%25.902873%25.9%234,378234k25.656325%25.656325%25.7%215625.582902%25.582902%25.6%395723.689691%23.689691%23.7%4,971,0164.97M23.681839%23.681839%23.7%22,07122.1k23.418418%23.418418%23.4%727,514728k23.227866%23.227866%23.2%14,47714.5k823.217458%23.217458%23.2%15,712,75815.7M23.108006%23.108006%23.1%73,612,43873.6M22.988506%22.988506%23.0%120922.727273%22.727273%22.7%401021.620186%21.620186%21.6%8141118.807339%18.807339%18.8%1231218.691589%18.691589%18.7%201318.413598%18.413598%18.4%1301418.134715%18.134715%18.1%351517.937220%17.937220%17.9%401613.669065%13.669065%13.7%19170.000000%0.000000%0.0%018
Count number of children
# rank of place out of 18 by %

Age Cohorts by County Subdivision in Pottawattamie County

There are 29 county subdivisions in Pottawattamie County. This section compares all 29 of those to each other, Pottawattamie County, and other entities that contain or substantially overlap with Pottawattamie County.

Children by County Subdivision#41

Percentage of population aged 0 to 17 (%):
Scope: population of Pottawattamie County, selected county subdivisions in Pottawattamie County, and entities that contain Pottawattamie County
0%10%20%30%Count#Norwalk TownshipNorwalkKeg Creek TownshipKeg CrkNeola TownshipNeolaWashington TownshipWashingtonPleasant TownshipPleasantWright TownshipWrightRockford TownshipRockfordWaveland TownshipWavelandCarson TownshipCarsonSilver Creek TownshipSilver CrkCenter TownshipCtrOmaha and Council Bluffs Metro AreaOmaha AreaKnox TownshipHazel Dell TownshipHazel DellMinden TownshipMindenLewis TownshipLewisBelknap TownshipBelknapValley TownshipVlyWest North CentralPottawattamie CountyPottawattamieKane TownshipIowaMidwestUnited States of AmericaUnited StatesHardin TownshipHardinLake TownshipGrove TownshipGrvMacedonia TownshipMacedoniaLayton TownshipLaytonYork TownshipBoomer TownshipBoomerCrescent TownshipCrescentJames TownshipJamesGarner TownshipGarnerLincoln TownshipLincoln33.981281%33.981281%34.0%472131.658291%31.658291%31.7%252231.244779%31.244779%31.2%374330.249110%30.249110%30.2%170428.070175%28.070175%28.1%48527.843137%27.843137%27.8%71627.708978%27.708978%27.7%179726.993865%26.993865%27.0%44826.265823%26.265823%26.3%249926.255230%26.255230%26.3%2511026.235741%26.235741%26.2%691125.902873%25.902873%25.9%234,378234k25.900621%25.900621%25.9%4171225.668073%25.668073%25.7%3651325.602410%25.602410%25.6%2551425.083790%25.083790%25.1%3,2931524.799506%24.799506%24.8%4021624.330900%24.330900%24.3%1001723.689691%23.689691%23.7%4,971,0164.97M23.681839%23.681839%23.7%22,07122.1k23.501754%23.501754%23.5%12,39612.4k1823.418418%23.418418%23.4%727,514728k23.217458%23.217458%23.2%15,712,75815.7M23.108006%23.108006%23.1%73,612,43873.6M22.123894%22.123894%22.1%2251922.047970%22.047970%22.0%2392021.527778%21.527778%21.5%312121.122995%21.122995%21.1%792220.150862%20.150862%20.2%1872319.838057%19.838057%19.8%492419.512195%19.512195%19.5%1362519.058296%19.058296%19.1%1702618.787879%18.787879%18.8%312718.188494%18.188494%18.2%1,4862815.422886%15.422886%15.4%3129
Count number of children
# rank of county subdivision out of 29 by %

Age Cohorts by County in the Omaha Area

There are 8 counties in the Omaha Area. This section compares Pottawattamie County to all of the counties in the Omaha Area and to those entities that contain or substantially overlap with Pottawattamie County.

Children by County#50

Percentage of population aged 0 to 17 (%):
Scope: population of Pottawattamie County, selected other counties in the Omaha Area, and entities that contain Pottawattamie County
0%10%20%Count#Sarpy CountySarpyOmaha and Council Bluffs Metro AreaOmaha AreaDouglas CountyDouglasSaunders CountySaundersCass CountyCassWashington CountyWashingtonMills CountyMillsWest North CentralPottawattamie CountyPottawattamieIowaMidwestUnited States of AmericaUnited StatesHarrison CountyHarrison28.136959%28.136959%28.1%48,52548.5k125.902873%25.902873%25.9%234,378234k25.878918%25.878918%25.9%140,588141k225.136064%25.136064%25.1%5,265324.439383%24.439383%24.4%6,223424.122333%24.122333%24.1%4,906523.920221%23.920221%23.9%3,550623.689691%23.689691%23.7%4,971,0164.97M23.681839%23.681839%23.7%22,07122.1k723.418418%23.418418%23.4%727,514728k23.217458%23.217458%23.2%15,712,75815.7M23.108006%23.108006%23.1%73,612,43873.6M22.671782%22.671782%22.7%3,2508
Count number of children
# rank of county out of 8 by %

Age Cohorts by County in Iowa

There are 99 counties in Iowa. This section compares Pottawattamie County to the 50 most populous counties in Iowa and to those entities that contain or substantially overlap with Pottawattamie County. The least populous of the compared counties has a population of 15,552.

Children by County#59

Percentage of population aged 0 to 17 (%):
Scope: population of Pottawattamie County, selected other counties in Iowa, and entities that contain Pottawattamie County
0%10%20%Count#Dallas CountyDallasSioux CountySiouxBuchanan CountyBuchananWoodbury CountyWoodburyMadison CountyMadisonCrawford CountyCrawfordOmaha and Council Bluffs Metro AreaOmaha AreaMuscatine CountyMuscatineBuena Vista CountyBuena VistaPolk CountyPolkWarren CountyWarrenPlymouth CountyPlymouthMarshall CountyMarshallWashington CountyWashingtonBenton CountyBentonTama CountyTamaCarroll CountyCarrollMarion CountyMarionScott CountyScottDelaware CountyDelawareLinn CountyLinnWest North CentralPottawattamie CountyPottawattamieMahaska CountyMahaskaIowaIowa CountyIowaMidwestCedar CountyCedarUnited States of AmericaUnited StatesDubuque CountyDubuqueClinton CountyClintonDes Moines CountyDes MoinesClay CountyClayFloyd CountyFloydWapello CountyWapelloHenry CountyHenryBoone CountyBooneJackson CountyJacksonJasper CountyJasperHardin CountyHardinClayton CountyClaytonBremer CountyBremerJones CountyJonesLee CountyLeeBlack Hawk CountyBlack HawkWebster CountyWebsterFayette CountyFayettePage CountyPageCerro Gordo CountyCerro GordoPoweshiek CountyPoweshiekJohnson CountyJohnsonJefferson CountyJeffersonDickinson CountyDickinsonWinneshiek CountyWinneshiekStory CountyStory28.497323%28.497323%28.5%22,24922.2k127.044279%27.044279%27.0%9,363226.679663%26.679663%26.7%5,611326.290200%26.290200%26.3%26,92826.9k425.994509%25.994509%26.0%4,071525.928734%25.928734%25.9%4,446625.902873%25.902873%25.9%234,378234k25.406878%25.406878%25.4%10,91210.9k725.375397%25.375397%25.4%5,188825.291021%25.291021%25.3%116,126116k925.204484%25.204484%25.2%12,14112.1k1025.124139%25.124139%25.1%6,2741125.003069%25.003069%25.0%10,18510.2k1224.752430%24.752430%24.8%5,4741324.642302%24.642302%24.6%6,3381424.203639%24.203639%24.2%4,2171524.169302%24.169302%24.2%4,9681624.119649%24.119649%24.1%8,0071724.059118%24.059118%24.1%41,16941.2k1824.029808%24.029808%24.0%4,1921923.886168%23.886168%23.9%52,09052.1k2023.689691%23.689691%23.7%4,971,0164.97M23.681839%23.681839%23.7%22,07122.1k2123.588963%23.588963%23.6%5,2662223.418418%23.418418%23.4%727,514728k23.349259%23.349259%23.3%3,8122323.217458%23.217458%23.2%15,712,75815.7M23.171461%23.171461%23.2%4,2612423.108006%23.108006%23.1%73,612,43873.6M23.102149%23.102149%23.1%22,26122.3k2523.017594%23.017594%23.0%11,04211.0k2622.899736%22.899736%22.9%9,1862722.812234%22.812234%22.8%3,7592822.663084%22.663084%22.7%3,6272922.436298%22.436298%22.4%7,9073022.416128%22.416128%22.4%4,4703122.335391%22.335391%22.3%5,8993222.300169%22.300169%22.3%4,3553322.187117%22.187117%22.2%8,1463422.102286%22.102286%22.1%3,8293522.058077%22.058077%22.1%3,9123622.016786%22.016786%22.0%5,4303721.683512%21.683512%21.7%4,4413821.630843%21.630843%21.6%7,6083921.563608%21.563608%21.6%28,64128.6k4021.511471%21.511471%21.5%7,9704121.362366%21.362366%21.4%4,3564221.129115%21.129115%21.1%3,2864320.804563%20.804563%20.8%9,0094420.191172%20.191172%20.2%3,7604520.137881%20.137881%20.1%28,59728.6k4619.516476%19.516476%19.5%3,4474719.400446%19.400446%19.4%3,3074818.774352%18.774352%18.8%3,9034917.082481%17.082481%17.1%16,20016.2k50
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 Pottawattamie County to the 50 most populous counties in the United States and to those entities that contain or substantially overlap with Pottawattamie 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 Pottawattamie County, selected other counties in the United States, and entities that contain Pottawattamie County
0%10%20%Count#Fresno CountyFresnoSalt Lake CountySalt LakeSan Bernardino CountySan BernardinoHarris CountyHarrisTarrant CountyTarrantDallas CountyDallasRiverside CountyRiversideBexar CountyBexarOmaha and Council Bluffs Metro AreaOmaha AreaBronx CountyBronxMaricopa CountyMaricopaWake CountyWakeMecklenburg CountyMecklenburgMilwaukee CountyMilwaukeeSacramento CountySacramentoWayne CountyWayneFairfax CountyFairfaxClark CountyClarkWest North CentralPottawattamie CountyPottawattamieFranklin CountyFranklinFairfield CountyFairfieldMontgomery CountyMontgomeryContra Costa CountyContra CostaIowaKings CountyKingsMidwestHillsborough 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 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%487,339487k825.902873%25.902873%25.9%234,378234k25.573137%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%493,981494k1723.689691%23.689691%23.7%4,971,0164.97M23.681839%23.681839%23.7%22,07122.1k23.668593%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%260,665261k2123.418418%23.418418%23.4%727,514728k23.337305%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%721,172721k2622.943185%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%273,247273k3821.856045%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:
Council Bluffs
Cities:
Avoca, Carson, Carter Lake, Council Bluffs, Crescent, Hancock, Macedonia, McClelland, Minden, Neola, Oakland, Shelby, Treynor, Underwood, Walnut
Townships:
Belknap, Boomer, Carson, Center, Crescent, Garner, Grove, Hardin, Hazel Dell, James, Kane, Keg Creek, Knox, Lake, Layton, Lewis, Lincoln, Macedonia, Minden, Neola, Norwalk, Pleasant, Rockford, Silver Creek, Valley, Washington, Waveland, Wright, York
Unincorporated Places:
Bentley, Loveland, Weston
ZIP Codes:
51501, 51503, 51510, 51521, 51525, 51526, 51532, 51535, 51536, 51541, 51542, 51544, 51548, 51549, 51553, 51555, 51559, 51560, 51566, 51570, 51571, 51575, 51576, 51577
Unified School Districts:
A-H-S-T, Atlantic, Council Bluffs, Glenwood, Griswold, Lewis Central, Missouri Valley, Red Oak, Riverside, Treynor, Tri-Center, Underwood, Walnut
Congressional District:
IA-3
State Senate Districts:
IA-8, IA-11
State House Districts:
IA-15, IA-16, IA-21, IA-22
Neighboring Counties:
Cass, Douglas, Harrison, Mills, Montgomery, Sarpy, Shelby, Washington
Nearby Counties:
Adams, Audubon, Burt, Carroll, Cass, Crawford, Fremont, Monona, Otoe, Page