Age and Sex in Waterloo, Black Hawk County, Iowa (City)

Age Structure#1

Percentage in each age cohort per year of age.1 Gray areas represent percentile bands from the county subdivisions in Black Hawk County.
Scope: population of Black Hawk County, Waterloo, and other county subdivisions in Black Hawk County
Waterloo
Black Hawk County
Percentile:
0th - 100th
10th - 90th
20th - 80th
30th - 70th
40th - 60th
0.0%0.5%1.0%1.5%2.0%2.5%Count%85+80-8475-7970-7467-6965-6662-6460-6155-5950-5445-4940-4435-3930-3425-2922-24212018-1915-1710-145-90-41,6982.484%2.48%1,2941.893%1.89%1,8342.683%2.68%2,2843.341%3.34%1,7592.573%2.57%1,3892.032%2.03%2,5073.668%3.67%1,8292.676%2.68%4,1746.106%6.11%4,4876.564%6.56%3,9535.783%5.78%3,8375.613%5.61%4,5076.593%6.59%4,8077.032%7.03%4,8547.101%7.10%4,0025.855%5.85%6510.952%0.95%8391.227%1.23%1,4342.098%2.10%2,3013.366%3.37%4,3896.421%6.42%4,8377.076%7.08%4,6916.863%6.86%
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 Black Hawk County and Waterloo
Female Male
Black Hawk County
Waterloo
Shaded bar tips show excess over facing bar.
0.5%0.0%0.5%Count%Senior2Older Adult3Younger Adult4College5Children6-0.179084%-0.058679%-0.180109%-0.051469%-0.237763%0.24%0.179084%0.180109%0.179084%0.18%10,25810.3k15.007%15.0%-0.604474%-0.007432%-0.570151%-0.015178%-0.611905%0.61%0.604474%0.570151%0.604474%0.60%20,78720.8k30.409%30.4%-0.733242%-0.685342%-0.733242%0.73%0.733242%0.010240%0.685342%0.054878%0.743482%0.74%18,17018.2k26.581%26.6%-0.476177%-0.972926%-0.321297%-0.476177%0.48%0.476177%0.117033%0.972926%0.593209%0.59%2,9244.278%4.28%-0.654407%-0.585667%-0.654407%0.65%0.654407%0.009265%0.585667%0.026644%0.663673%0.66%16,21816.2k23.725%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 Black Hawk County and Waterloo
Female Male
Black Hawk County
Waterloo
Shaded bar tips show excess over facing bar.
1.0%0.5%0.0%0.5%1.0%Count%85+80-8475-7970-7467-6965-6662-6460-6155-5950-5445-4940-4435-3930-3425-2922-24212018-1915-1710-145-90-4-0.048916%-0.057419%-0.045456%-0.054585%-0.106335%0.11%0.048916%0.045456%0.048916%0.05%1,6982.484%2.48%-0.160042%-0.058516%-0.154494%-0.052401%-0.218558%0.22%0.160042%0.154494%0.160042%0.16%1,2941.893%1.89%-0.239332%-0.057931%-0.245744%-0.071374%-0.297263%0.30%0.239332%0.245744%0.239332%0.24%1,8342.683%2.68%-0.300774%-0.066709%-0.301458%-0.034332%-0.367482%0.37%0.300774%0.301458%0.300774%0.30%2,2843.341%3.34%-0.404250%-0.402045%-0.404250%0.40%0.404250%0.049251%0.402045%0.054208%0.453501%0.45%1,7592.573%2.57%-0.401568%-0.212853%-0.439690%-0.175801%-0.614421%0.61%0.401568%0.439690%0.401568%0.40%1,3892.032%2.03%-0.589552%-0.043400%-0.558396%-0.055212%-0.632952%0.63%0.589552%0.558396%0.589552%0.59%2,5073.668%3.67%-0.668549%-0.630924%-0.010164%-0.668549%0.67%0.668549%0.000731%0.630924%0.669280%0.67%1,8292.676%2.68%-0.583115%-0.055005%-0.626708%-0.045475%-0.638120%0.64%0.583115%0.626708%0.583115%0.58%4,1746.106%6.11%-0.651579%-0.589515%-0.025147%-0.651579%0.65%0.651579%0.009655%0.589515%0.661234%0.66%4,4876.564%6.56%-0.543031%-0.525068%-0.543031%0.54%0.543031%0.070512%0.525068%0.020328%0.613544%0.61%3,9535.783%5.78%-0.543031%-0.036573%-0.490133%-0.579604%0.58%0.543031%0.490133%0.011595%0.543031%0.54%3,8375.613%5.61%-0.643094%-0.032477%-0.603368%-0.675571%0.68%0.643094%0.603368%0.001205%0.643094%0.64%4,5076.593%6.59%-0.673230%-0.615264%-0.673230%0.67%0.673230%0.059979%0.615264%0.014907%0.733209%0.73%4,8077.032%7.03%-0.658601%-0.102989%-0.645229%-0.761590%0.76%0.658601%0.645229%0.056316%0.658601%0.66%4,8547.101%7.10%-0.882134%-1.005614%-0.882134%0.88%0.882134%0.187252%1.005614%0.208551%1.069386%1.07%4,0025.855%5.85%-0.422780%-0.106792%-1.041251%-0.268783%-0.529573%0.53%0.422780%1.041251%0.422780%0.42%6510.952%0.95%-0.541276%-1.157197%-0.557141%-0.541276%0.54%0.541276%0.144828%1.157197%0.686104%0.69%8391.227%1.23%-0.416929%-0.846628%-0.229632%-0.416929%0.42%0.416929%0.215047%0.846628%0.631976%0.63%1,4342.098%2.10%-0.527622%-0.066806%-0.544844%-0.046177%-0.594428%0.59%0.527622%0.544844%0.527622%0.53%2,3013.366%3.37%-0.619395%-0.548407%-0.619395%0.62%0.619395%0.045350%0.548407%0.059479%0.664745%0.66%4,3896.421%6.42%-0.695174%-0.585751%-0.695174%0.70%0.695174%0.024869%0.585751%0.032224%0.720043%0.72%4,8377.076%7.08%-0.684641%-0.619631%-0.684641%0.68%0.684641%0.003218%0.619631%0.031923%0.687859%0.69%4,6916.863%6.86%
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 Black Hawk County and Waterloo
More Females More Males
Black Hawk County
Waterloo
100%50%0%50%M:FFM85+80-8475-7970-7467-6965-6662-6460-6155-5950-5445-4940-4435-3930-3425-2922-24212018-1915-1710-145-90-4-117.383178%-120.082816%-117.383178%117.4%0.4600.4668.492%68.5%31.508%31.5%-36.563071%-33.918129%-36.563071%36.6%0.7320.7357.728%57.7%42.272%42.3%-24.205379%-29.044118%-24.205379%24.2%0.8050.8155.398%55.4%44.602%44.6%-22.178988%-11.388611%-22.178988%22.2%0.8180.8254.991%55.0%45.009%45.0%12.183353%13.483146%12.183353%12.2%1.1221.1247.129%47.1%52.871%52.9%-53.005464%-39.982877%-53.005464%53.0%0.6540.6560.475%60.5%39.525%39.5%-7.361456%-9.887640%-7.361456%7.4%0.9310.9351.775%51.8%48.225%48.2%-1.610979%0.109409%0.109409%0.1%1.0011.0049.973%50.0%50.027%50.0%-9.433016%-7.256127%-9.433016%9.4%0.9140.9152.252%52.3%47.748%47.7%-4.265645%1.481814%1.481814%1.5%1.0151.0149.632%49.6%50.368%50.4%12.984914%3.871523%12.984914%13.0%1.1301.1346.952%47.0%53.048%53.0%-6.734914%-6.734914%6.7%2.365591%0.9370.9451.629%51.6%48.371%48.4%-5.050045%-5.050045%5.1%0.199651%0.9520.9551.231%51.2%48.769%48.8%8.909170%2.422907%8.909170%8.9%1.0891.0947.868%47.9%52.132%52.1%-15.637494%-15.637494%15.6%8.728121%0.8650.8653.626%53.6%46.374%46.4%21.227197%20.738707%21.227197%21.2%1.2121.2145.202%45.2%54.798%54.8%-25.259516%-25.813449%-25.259516%25.3%0.7980.8055.607%55.6%44.393%44.4%-48.145738%26.756757%26.756757%26.8%1.2681.2744.100%44.1%55.900%55.9%-27.123166%51.578947%51.578947%51.6%1.5161.5239.749%39.7%60.251%60.3%-12.661738%-8.475357%-12.661738%12.7%0.8880.8952.977%53.0%47.023%47.0%7.321682%10.845689%7.321682%7.3%1.0731.0748.234%48.2%51.766%51.8%3.577441%5.501285%3.577441%3.6%1.0361.0449.121%49.1%50.879%50.9%0.470085%5.151883%0.470085%0.5%1.0051.0049.883%49.9%50.117%50.1%
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 Neighborhood in Waterloo

Children Age Cohorts by Neighborhood#5

Percentage of population aged 0 to 17 (%):
13.7%17.5%21.3%25.0%28.8%32.6%

College Age Cohorts by Neighborhood#6

Percentage of population aged 18 to 21 (%):
1.5%3.6%5.7%7.7%9.7%11.8%

20s Age Cohorts by Neighborhood#7

Percentage of population aged 22 to 29 (%):
4.7%7.9%11.1%14.2%17.4%20.6%

30s Age Cohorts by Neighborhood#8

Percentage of population aged 30 to 39 (%):
1.7%5.8%9.8%13.9%17.9%22.0%

40s Age Cohorts by Neighborhood#9

Percentage of population aged 40 to 49 (%):
4.6%7.6%10.5%13.4%16.3%19.3%

50s Age Cohorts by Neighborhood#10

Percentage of population aged 50 to 59 (%):
7.5%10.4%13.2%16.1%18.9%21.8%

60s Age Cohorts by Neighborhood#11

Percentage of population aged 60 to 69 (%):
4.9%7.9%10.8%13.8%16.8%19.8%

70s Age Cohorts by Neighborhood#12

Percentage of population aged 70 to 79 (%):
1.7%4.8%7.8%10.8%13.8%16.9%

80+ Age Cohorts by Neighborhood#13

Percentage of population aged 80 and older (%):
1.4%3.5%5.5%7.6%9.6%11.7%
Road Data ©OpenStreetMap

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Map of Age Cohorts by Tract in Waterloo

Children Age Cohorts by Tract#14

Percentage of population aged 0 to 17 (%):
13.5%17.7%21.9%26.1%30.3%34.5%

College Age Cohorts by Tract#15

Percentage of population aged 18 to 21 (%):
1.5%3.2%4.9%6.6%8.3%10.1%

20s Age Cohorts by Tract#16

Percentage of population aged 22 to 29 (%):
6.8%9.2%11.5%13.8%16.1%18.4%

30s Age Cohorts by Tract#17

Percentage of population aged 30 to 39 (%):
7.2%10.2%13.1%16.0%19.0%22.0%

40s Age Cohorts by Tract#18

Percentage of population aged 40 to 49 (%):
5.8%8.0%10.2%12.5%14.7%16.9%

50s Age Cohorts by Tract#19

Percentage of population aged 50 to 59 (%):
8.8%11.4%14.0%16.6%19.2%21.9%

60s Age Cohorts by Tract#20

Percentage of population aged 60 to 69 (%):
3.9%6.2%8.4%10.6%12.8%15.0%

70s Age Cohorts by Tract#21

Percentage of population aged 70 to 79 (%):
1.1%3.3%5.4%7.5%9.7%11.9%

80+ Age Cohorts by Tract#22

Percentage of population aged 80 and older (%):
0.5%3.0%5.5%8.0%10.6%13.1%
Road Data ©OpenStreetMap

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Map of Age Cohorts by Block Group in Waterloo

Children Age Cohorts by Block Group#23

Percentage of population aged 0 to 17 (%):
8%14%19%25%31%37%

College Age Cohorts by Block Group#24

Percentage of population aged 18 to 21 (%):
0.0%2.7%5.5%8.2%11.0%13.8%

20s Age Cohorts by Block Group#25

Percentage of population aged 22 to 29 (%):
4.7%8.2%11.7%15.2%18.7%22.3%

30s Age Cohorts by Block Group#26

Percentage of population aged 30 to 39 (%):
1.7%6.3%10.8%15.3%19.8%24.4%

40s Age Cohorts by Block Group#27

Percentage of population aged 40 to 49 (%):
1.4%5.0%8.5%12.1%15.7%19.3%

50s Age Cohorts by Block Group#28

Percentage of population aged 50 to 59 (%):
6.4%9.5%12.6%15.7%18.7%21.9%

60s Age Cohorts by Block Group#29

Percentage of population aged 60 to 69 (%):
1.7%6.3%10.7%15.2%19.7%24.2%

70s Age Cohorts by Block Group#30

Percentage of population aged 70 to 79 (%):
0.7%4.0%7.2%10.4%13.6%16.9%

80+ Age Cohorts by Block Group#31

Percentage of population aged 80 and older (%):
0.0%4.5%9.0%13.6%18.1%22.7%
Road Data ©OpenStreetMap

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Age Cohorts by Neighborhood in Waterloo

There are 24 neighborhoods in Waterloo. This section compares all 24 of those to each other, Waterloo, and other entities that contain or substantially overlap with Waterloo.

Children by Neighborhood#32

Percentage of population aged 0 to 17 (%):
Scope: population of Waterloo, selected neighborhoods in Waterloo, and entities that contain Waterloo
0%10%20%30%Count#West Central NeighborhoodWest CentralRidgeway Towers NeighborhoodRidgeway TowersUnity NeighborhoodUnityDoe's NeighborhoodDoe'sCedar River NeighborhoodCedar RiverRiverfront NeighborhoodRiverfrontChurch Row Historic NeighborhoodChurch Row HistGates Park NeighborhoodGates ParkCityview NeighborhoodCityviewWaterlooWaterlooWest North CentralAlabar Hills NeighborhoodAlabar HillsGood Shepherd NeighborhoodGood ShepherdIowaMidwestUnited States of AmericaUnited StatesLiberty Park NeighborhoodLiberty ParkWaterloo and Cedar Falls Metro AreaWaterloo AreaBlack Hawk CountyBlack HawkMaywood NeighborhoodMaywoodChautauqua Park NeighborhoodChautauqua PkGreenbrier NeighborhoodGreenbrierAudobon NeighborhoodAudobonFranklin Gateway NeighborhoodFranklin GatewayPark Haven NeighborhoodPark HavenHurst NeighborhoodHurstRiverview NeighborhoodRiverviewHighland NeighborhoodHighlandRoosevelt NeighborhoodRooseveltWalnut NeighborhoodWalnut32.503888%32.503888%32.5%308309132.307692%32.307692%32.3%6566231.729598%31.729598%31.7%302303330.423666%30.423666%30.4%416417429.765207%29.765207%29.8%255528.619973%28.619973%28.6%457458626.355528%26.355528%26.4%1,0061,007725.927774%25.927774%25.9%321824.339534%24.339534%24.3%134135923.725441%23.725441%23.7%16,21816.2k23.725441%23.725441%23.7%16,21816.2k23.689691%23.689691%23.7%4,971,0164.97M23.594995%23.594995%23.6%1911921023.587444%23.587444%23.6%851123.418418%23.418418%23.4%727,514728k23.217458%23.217458%23.2%15,712,75815.7M23.108006%23.108006%23.1%73,612,43873.6M22.957843%22.957843%23.0%1,4061221.775376%21.775376%21.8%36,98737.0k21.563608%21.563608%21.6%28,64128.6k21.427335%21.427335%21.4%2131321.195317%21.195317%21.2%1251421.075838%21.075838%21.1%1461520.738636%20.738636%20.7%96971618.305006%18.305006%18.3%2202211717.791506%17.791506%17.8%3563571817.342968%17.342968%17.3%1361371917.342968%17.342968%17.3%35362015.616798%15.616798%15.6%842114.855876%14.855876%14.9%812213.748137%13.748137%13.7%383923
Count number of children
# rank of neighborhood out of 23 by %

Age Cohorts by County Subdivision in the Waterloo Area

There are 50 county subdivisions in the Waterloo Area. This section compares Waterloo to all of the county subdivisions in the Waterloo Area and to those entities that contain or substantially overlap with Waterloo.

Children by County Subdivision#41

Percentage of population aged 0 to 17 (%):
Scope: population of Waterloo, selected other county subdivisions in the Waterloo Area, and entities that contain Waterloo
0%10%20%30%Count#Douglas TownshipDouglasFox TownshipCedar Falls TownshipCedar FallsBarclay TownshipBarclayFrederika TownshipFrederikaColfax TownshipColfaxLincoln TownshipLincolnLester TownshipLesterMaxfield TownshipMaxfieldGrant TownshipGrantFairfield TownshipFairfieldBig Creek TownshipBig CrkSumnerFremont TownshipFremontBlack Hawk TownshipBlack HawkWashington TownshipWashingtonLafayette TownshipLafayetteWaterlooWaterlooWest North CentralPalermo TownshipPalermoIowaBennington TownshipBenningtonMidwestJefferson TownshipJeffersonUnited States of AmericaUnited StatesCedar TownshipCedarClay TownshipShiloh TownshipShilohWashington TownshipWashingtonSpring Creek TownshipSpg CrkBlack Hawk TownshipBlack HawkBeaver TownshipBeaverWaterloo and Cedar Falls Metro AreaWaterloo AreaBlack Hawk CountyBlack HawkWaverlyGerman TownshipGermanFranklin TownshipFranklinPoyner TownshipPoynerEvansdaleJackson TownshipJacksonFelix TownshipFelixUnion TownshipUnionLe Roy TownshipLe RoyPleasant Valley TownshipPleasant VlyWashington TownshipWashingtonCedar FallsPolk TownshipWarren TownshipWarrenSumner No. 2 TownshipSumner No. 2Mount Vernon TownshipMt VernonEast Waterloo TownshipE WaterlooMelrose TownshipMelroseDayton TownshipDaytonOrange TownshipOrangeEagle TownshipEagleLincoln TownshipLincoln39.243499%39.243499%39.2%166137.390213%37.390213%37.4%298231.404959%31.404959%31.4%152331.237323%31.237323%31.2%154430.800821%30.800821%30.8%150530.645161%30.645161%30.6%152630.149254%30.149254%30.1%101727.650341%27.650341%27.7%446827.560241%27.560241%27.6%366926.503759%26.503759%26.5%4231026.452906%26.452906%26.5%1321126.399116%26.399116%26.4%7171224.829157%24.829157%24.8%5451324.824356%24.824356%24.8%4241424.572883%24.572883%24.6%6761524.050633%24.050633%24.1%571624.012638%24.012638%24.0%1521723.725441%23.725441%23.7%16,21816.2k23.725441%23.725441%23.7%16,21816.2k1823.689691%23.689691%23.7%4,971,0164.97M23.602484%23.602484%23.6%6841923.418418%23.418418%23.4%727,514728k23.251029%23.251029%23.3%1132023.217458%23.217458%23.2%15,712,75815.7M23.185232%23.185232%23.2%7412123.108006%23.108006%23.1%73,612,43873.6M23.016393%23.016393%23.0%3512223.001949%23.001949%23.0%3542322.692633%22.692633%22.7%2682422.568807%22.568807%22.6%1232521.806854%21.806854%21.8%702621.796071%21.796071%21.8%4662721.777778%21.777778%21.8%982821.775376%21.775376%21.8%36,98737.0k21.563608%21.563608%21.6%28,64128.6k20.549308%20.549308%20.5%2,0652920.168067%20.168067%20.2%483020.127796%20.127796%20.1%633120.074983%20.074983%20.1%5893219.920734%19.920734%19.9%9553319.834711%19.834711%19.8%2643419.730942%19.730942%19.7%443519.515012%19.515012%19.5%1693619.323671%19.323671%19.3%403718.873239%18.873239%18.9%673818.783784%18.783784%18.8%1393917.796610%17.796610%17.8%7,2664015.913978%15.913978%15.9%1484114.946071%14.946071%14.9%974214.705882%14.705882%14.7%554313.627255%13.627255%13.6%1364413.288478%13.288478%13.3%1584511.702128%11.702128%11.7%224610.508475%10.508475%10.5%31474.938272%4.938272%4.9%16484.337349%4.337349%4.3%18490.000000%0.000000%0.0%050
Count number of children
# rank of county subdivision out of 50 by %

Age Cohorts by County Subdivision in Iowa

There are 1,662 county subdivisions in Iowa. This section compares Waterloo to the 50 most populous county subdivisions in Iowa and to those entities that contain or substantially overlap with Waterloo. The least populous of the compared county subdivisions has a population of 9,112.

Children by County Subdivision#50

Percentage of population aged 0 to 17 (%):
Scope: population of Waterloo, selected other county subdivisions in Iowa, and entities that contain Waterloo
0%10%20%30%Count#Jefferson TownshipJeffersonWalnut TownshipWalnutPenn TownshipCrocker TownshipCrockerTaylor TownshipTaylorClay TownshipStorm LakeLee TownshipBoone TownshipBooneWebster TownshipWebsterSioux CityMarion TownshipMarionBloomfield TownshipBloomfieldBloomington TownshipBloomingtonPleasant Valley TownshipPleasant VlyLewis TownshipLewisAmerica TownshipAmericaIndianolaLake Prairie TownshipLk PrairieKeokukCarrollBurlingtonWaterlooWaterlooWest North CentralDavenportSpencerKane TownshipIowaKnoxville TownshipKnoxvilleMidwestUnited States of AmericaUnited StatesCedar RapidsFranklin TownshipFranklinDes Moines TownshipDes MoinesFour Mile TownshipFour MileCenter TownshipCtrNewton TownshipNewtonOskaloosaWalnut TownshipWalnutTimber Creek TownshipTimber CrkWaterloo and Cedar Falls Metro AreaWaterloo AreaMonroe TownshipMonroeBlack Hawk CountyBlack HawkClintonDes Moines TownshipDes MoinesMason CityFort DodgeMadison TownshipMadisonDubuqueWaverlyGrinnellFairfieldCedar FallsIowa CityDecorah TownshipDecorahWashington TownshipWashington33.785694%33.785694%33.8%3,585132.167912%32.167912%32.2%8,483229.094891%29.094891%29.1%7,972328.859738%28.859738%28.9%15,44415.4k428.192913%28.192913%28.2%5,267527.901677%27.901677%27.9%5,142627.405275%27.405275%27.4%2,951726.817784%26.817784%26.8%17,48617.5k826.704371%26.704371%26.7%6,091925.906350%25.906350%25.9%14,94914.9k1025.773595%25.773595%25.8%21,30621.3k1125.693630%25.693630%25.7%10,52010.5k1225.600577%25.600577%25.6%8,1631325.385249%25.385249%25.4%6,1611425.264892%25.264892%25.3%9,2041525.083790%25.083790%25.1%3,2931624.944148%24.944148%24.9%2,5681724.460666%24.460666%24.5%3,7531824.273694%24.273694%24.3%3,0581923.852089%23.852089%23.9%2,5352023.813814%23.813814%23.8%2,3792123.799623%23.799623%23.8%6,0672223.725441%23.725441%23.7%16,21816.2k23.725441%23.725441%23.7%16,21816.2k2323.689691%23.689691%23.7%4,971,0164.97M23.631299%23.631299%23.6%24,17624.2k2423.630505%23.630505%23.6%2,6402523.501754%23.501754%23.5%12,39612.4k2623.418418%23.418418%23.4%727,514728k23.311076%23.311076%23.3%2,3742723.217458%23.217458%23.2%15,712,75815.7M23.108006%23.108006%23.1%73,612,43873.6M22.994202%22.994202%23.0%29,78629.8k2822.857143%22.857143%22.9%5,3922922.683503%22.683503%22.7%23,15623.2k3022.572125%22.572125%22.6%2,2223122.507928%22.507928%22.5%5,8913222.476089%22.476089%22.5%3,3843322.352227%22.352227%22.4%2,5793422.269623%22.269623%22.3%15,03415.0k3522.239929%22.239929%22.2%2,5123621.775376%21.775376%21.8%36,98737.0k21.771899%21.771899%21.8%2,8313721.563608%21.563608%21.6%28,64128.6k21.500688%21.500688%21.5%5,6223821.077004%21.077004%21.1%2,8223921.048428%21.048428%21.0%5,7984021.014375%21.014375%21.0%5,1754120.951206%20.951206%21.0%2,2074220.761937%20.761937%20.8%12,15312.2k4320.549308%20.549308%20.5%2,0654419.304214%19.304214%19.3%1,7594519.201368%19.201368%19.2%1,9094617.796610%17.796610%17.8%7,2664715.598536%15.598536%15.6%11,29111.3k4813.333333%13.333333%13.3%1,344498.197348%8.197348%8.2%3,64750
Count number of children
# rank of county subdivision out of 50 by %

Age Cohorts by County Subdivision in the Midwest

There are 19,478 county subdivisions in the Midwest. This section compares Waterloo to the 50 most populous county subdivisions in the Midwest and to those entities that contain or substantially overlap with Waterloo. The least populous of the compared county subdivisions has a population of 112,821.

Children by County Subdivision#59

Percentage of population aged 0 to 17 (%):
Scope: population of Waterloo, selected other county subdivisions in the Midwest, and entities that contain Waterloo
0%10%20%Count#OlatheAurora TownshipAuroraKansas CityWayne TownshipWayneMilwaukeeWichitaLawrence TownshipLawrenceNorth TownshipNSt. PaulDetroitOmahaThornton TownshipThorntonSioux FallsRockford TownshipRockfordMilton TownshipMiltonBlue TownshipGrand RapidsWaterlooWaterlooTopekaWest North CentralPalatine TownshipPalatineProviso TownshipProvisoIowaDowners Grove TownshipDowners GrvToledoOverland ParkMidwestUnited States of AmericaUnited StatesWorth TownshipWorthClevelandCedar RapidsWarrenLincolnColumbusBloomingdale TownshipBloomingdaleCapital TownshipCapitalLisle TownshipLisleWheeling TownshipWheelingYork TownshipSchaumburg TownshipSchaumburgDaytonCincinnatiChicagoWaterloo and Cedar Falls Metro AreaWaterloo AreaAkronBlack Hawk CountyBlack HawkCenter TownshipCtrMaine TownshipMaineWashington TownshipWashingtonSt. LouisSterling HeightsSterling HtsMinneapolisFargoKaw TownshipSpringfield TownshipSpringfieldMadisonAnn Arbor29.310098%29.310098%29.3%38,92038.9k128.976809%28.976809%29.0%42,91942.9k228.278188%28.278188%28.3%42,34842.3k327.826444%27.826444%27.8%39,26239.3k426.475933%26.475933%26.5%158,504159k525.967894%25.967894%26.0%100,764101k625.854317%25.854317%25.9%31,62531.6k725.508555%25.508555%25.5%40,40340.4k825.318684%25.318684%25.3%75,23775.2k925.218343%25.218343%25.2%172,353172k1025.047396%25.047396%25.0%110,978111k1124.478487%24.478487%24.5%41,48141.5k1224.232733%24.232733%24.2%34,78134.8k1324.130412%24.130412%24.1%42,05442.1k1424.117607%24.117607%24.1%28,56228.6k1524.112045%24.112045%24.1%38,03038.0k1623.914961%23.914961%23.9%46,36846.4k1723.725441%23.725441%23.7%16,21816.2k23.725441%23.725441%23.7%16,21816.2k23.720503%23.720503%23.7%30,23730.2k1823.689691%23.689691%23.7%4,971,0164.97M23.596819%23.596819%23.6%26,85226.9k1923.475670%23.475670%23.5%35,61435.6k2023.418418%23.418418%23.4%727,514728k23.327643%23.327643%23.3%34,71234.7k2123.297870%23.297870%23.3%65,43365.4k2223.297511%23.297511%23.3%42,81542.8k2323.217458%23.217458%23.2%15,712,75815.7M23.108006%23.108006%23.1%73,612,43873.6M23.039530%23.039530%23.0%35,21535.2k2422.998471%22.998471%23.0%89,50289.5k2522.994202%22.994202%23.0%29,78629.8k2622.854245%22.854245%22.9%30,86930.9k2722.619388%22.619388%22.6%61,75561.8k2822.597144%22.597144%22.6%185,081185k2922.578243%22.578243%22.6%25,47325.5k3022.459425%22.459425%22.5%26,15426.2k3122.348361%22.348361%22.3%26,63526.6k3222.283587%22.283587%22.3%34,53834.5k3322.227271%22.227271%22.2%27,88327.9k3422.157443%22.157443%22.2%29,26429.3k3522.121536%22.121536%22.1%31,22331.2k3622.113949%22.113949%22.1%65,90265.9k3721.913385%21.913385%21.9%594,733595k3821.775376%21.775376%21.8%36,98737.0k21.641949%21.641949%21.6%42,96143.0k3921.563608%21.563608%21.6%28,64128.6k21.428183%21.428183%21.4%31,52331.5k4020.781276%20.781276%20.8%28,36028.4k4120.516567%20.516567%20.5%27,94527.9k4220.242382%20.242382%20.2%63,97264.0k4320.047997%20.047997%20.0%26,39826.4k4419.962439%19.962439%20.0%80,78280.8k4519.917206%19.917206%19.9%23,09423.1k4618.240862%18.240862%18.2%31,31531.3k4718.124235%18.124235%18.1%29,93029.9k4817.137062%17.137062%17.1%42,16342.2k4913.862661%13.862661%13.9%16,37016.4k50
Count number of children
# rank of county subdivision out of 50 by %

Age Cohorts by County Subdivision in the United States

There are 35,600 county subdivisions in the United States. This section compares Waterloo to the 50 most populous county subdivisions in the United States and to those entities that contain or substantially overlap with Waterloo. The least populous of the compared county subdivisions has a population of 547,300.

Children by County Subdivision#68

Percentage of population aged 0 to 17 (%):
Scope: population of Waterloo, selected other county subdivisions in the United States, and entities that contain Waterloo
0%10%20%Count#San BernardinoSouthwest DallasSW DallasNorthwest HarrisNW HarrisFresnoFort WorthSalt Lake CitySalt Lk CityNortheast TarrantNE TarrantHoustonMilwaukeeSan Antonio CentralSan Antonio CntrlEl PasoNortheast DallasNE DallasBronxPlanoTulsaDetroitPhoenixOntarioTownship 1:Charlotte1, CharlotteAnaheim-Santa Ana-Garden GroveAnaheim-Santa An…SacramentoLong Beach-LakewoodLong Bch-LakewoodLas VegasWaterlooWaterlooWest North CentralOceanside-EscondidoOceanside-Escond…IowaBrooklynMidwestUnited States of AmericaUnited StatesAlbuquerqueSan JoseEast San Gabriel ValleyE San Gabriel VlySeattle EastColumbusTown of HempsteadHempsteadOrlandoPhiladelphiaSan DiegoChicagoWaterloo and Cedar Falls Metro AreaWaterloo AreaTampaAustinSan Fernando ValleySan Fernando VlyBlack Hawk CountyBlack HawkTucsonBaltimoreLos AngelesDenverQueensAtlantaMiamiSeattleWashingtonBostonManhattanSan Francisco28.994345%28.994345%29.0%243,195243k128.849273%28.849273%28.8%278,686279k228.832103%28.832103%28.8%215,729216k328.397448%28.397448%28.4%196,566197k427.641788%27.641788%27.6%235,492235k527.496527%27.496527%27.5%270,755271k626.987978%26.987978%27.0%154,609155k726.725236%26.725236%26.7%882,854883k826.475933%26.475933%26.5%158,504159k926.202297%26.202297%26.2%183,823184k1026.125729%26.125729%26.1%143,291143k1125.730246%25.730246%25.7%398,059398k1225.573137%25.573137%25.6%367,431367k1325.541202%25.541202%25.5%139,787140k1425.334430%25.334430%25.3%150,050150k1525.218343%25.218343%25.2%172,353172k1624.820142%24.820142%24.8%790,766791k1724.651051%24.651051%24.7%158,701159k1824.540635%24.540635%24.5%198,493198k1924.485581%24.485581%24.5%415,583416k2024.105398%24.105398%24.1%270,060270k2124.003737%24.003737%24.0%138,756139k2223.974603%23.974603%24.0%448,315448k2323.725441%23.725441%23.7%16,21816.2k23.725441%23.725441%23.7%16,21816.2k23.689691%23.689691%23.7%4,971,0164.97M23.555887%23.555887%23.6%155,230155k2423.418418%23.418418%23.4%727,514728k23.337305%23.337305%23.3%608,369608k2523.217458%23.217458%23.2%15,712,75815.7M23.108006%23.108006%23.1%73,612,43873.6M23.033158%23.033158%23.0%147,927148k2622.866327%22.866327%22.9%401,701402k2722.814001%22.814001%22.8%218,249218k2822.721955%22.721955%22.7%133,247133k2922.597144%22.597144%22.6%185,081185k3022.467309%22.467309%22.5%172,708173k3122.237882%22.237882%22.2%129,541130k3222.168125%22.168125%22.2%345,809346k3321.982996%21.982996%22.0%523,203523k3421.913385%21.913385%21.9%594,733595k3521.775376%21.775376%21.8%36,98737.0k21.700117%21.700117%21.7%144,592145k3621.692326%21.692326%21.7%186,313186k3721.633042%21.633042%21.6%398,263398k3821.563608%21.563608%21.6%28,64128.6k21.517750%21.517750%21.5%188,032188k3921.123671%21.123671%21.1%131,178131k4020.884750%20.884750%20.9%537,723538k4120.705017%20.705017%20.7%137,337137k4220.470812%20.470812%20.5%472,878473k4319.876571%19.876571%19.9%115,302115k4419.544858%19.544858%19.5%188,182188k4517.999155%17.999155%18.0%187,875188k4617.402645%17.402645%17.4%114,685115k4716.549062%16.549062%16.5%108,939109k4814.639548%14.639548%14.6%239,355239k4913.481174%13.481174%13.5%114,628115k50
Count number of children
# rank of county subdivision 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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State:
Iowa
County:
Black Hawk
Metro Area:
Waterloo Area
City:
Waterloo
ZIP Codes:
50613, 50701, 50702, 50703, 50707
Unified School Districts:
Cedar Falls, Hudson, Waterloo
Neighborhoods:
Alabar Hills, Audobon, Cedar River, Chautauqua Park, Church Row Historic, Cityview, Doe's, Franklin Gateway, Gates Park, Good Shepherd, Greenbrier, Highland, Hurst, Liberty Park, Maywood, Park Haven, Ridgeway Towers, Riverfront, Riverview, Roosevelt, San Souci, Unity, Walnut, West Central
Congressional District:
IA-1
State Senate Districts:
IA-30, IA-31
State House Districts:
IA-60, IA-61, IA-62
Neighboring Townships:
Black Hawk, Cedar, East Waterloo, Mount Vernon, Orange, Poyner
Nearby Townships:
Barclay, Bennington, Cedar Falls, Eagle, Fox, Jefferson, Lester, Lincoln, Union, Washington