Age and Sex in the Fairfield Township, Grundy County, Iowa (Township)

Age Structure#1

Percentage in each age cohort per year of age.1 Gray areas represent percentile bands from the county subdivisions in Grundy County.
Scope: population of Grundy County, the Fairfield Township, and other county subdivisions in Grundy County
Fairfield Township
Grundy County
Percentile:
0th - 100th
10th - 90th
20th - 80th
30th - 70th
40th - 60th
0%2%4%6%8%10%Count%85+80-8475-7970-7467-6965-6662-6460-6155-5950-5445-4940-4435-3930-3425-2922-24212018-1915-1710-145-90-491.804%1.80%71.403%1.40%71.403%1.40%91.804%1.80%306.012%6.01%00.000%0%00.000%0%153.006%3.01%5310.621%10.6%71.403%1.40%367.214%7.21%214.208%4.21%438.617%8.62%428.417%8.42%00.000%0%81.603%1.60%163.206%3.21%5010.020%10.0%142.806%2.81%122.405%2.40%316.212%6.21%5010.020%10.0%397.816%7.82%
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 Grundy County and the Fairfield Township
Female Male
Grundy County
Fairfield Township
Shaded bar tips show excess over facing bar.
3%2%1%0%1%2%3%Count%Senior2Older Adult3Younger Adult4College5Children6-0.133601%-0.238198%-0.072066%-0.133601%0.1%0.133601%0.077934%0.238198%0.211534%0.2%6212.425%12.4%-0.472946%-0.660470%-0.472946%0.5%0.472946%0.112224%0.660470%0.007436%0.585170%0.6%13226.453%26.5%-0.445335%-0.144734%-0.530276%-0.010327%-0.590069%0.6%0.445335%0.530276%0.445335%0.4%9318.637%18.6%-0.701403%-0.438455%-0.701403%0.7%0.701403%2.605210%0.438455%0.173765%3.306613%3.3%8016.032%16.0%-0.556669%-0.651508%-0.556669%0.6%0.556669%0.356268%0.651508%0.006286%0.912937%0.9%13226.453%26.5%
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 Grundy County and the Fairfield Township
Female Male
Grundy County
Fairfield Township
Shaded bar tips show excess over facing bar.
10%5%0%5%10%Count%85+80-8475-7970-7467-6965-6662-6460-6155-5950-5445-4940-4435-3930-3425-2922-24212018-1915-1710-145-90-4-0.000000%-0.046977%-0.090419%0.000000%0.0%0.000000%0.112725%0.046977%0.112725%0.1%91.804%1.80%-0.000000%-0.274792%-0.129314%0.000000%0.0%0.000000%0.280561%0.274792%0.280561%0.3%71.403%1.40%-0.000000%-0.280561%-0.341065%-0.024246%-0.280561%0.3%0.000000%0.341065%0.000000%0.0%71.403%1.40%-0.000000%-0.362079%-0.064657%0.000000%0.0%0.000000%0.360721%0.362079%0.360721%0.4%91.804%1.80%-0.868403%-0.267201%-0.581912%-1.135605%1.1%0.868403%0.581912%0.008082%0.868403%0.9%306.012%6.01%-0.000000%-0.581912%-0.040411%0.000000%0.0%0.000000%0.000000%0.581912%0.000000%0.0%00.000%0%-0.000000%-0.595382%-0.080821%0.000000%0.0%0.000000%0.000000%0.595382%0.000000%0.0%00.000%0%-0.000000%-1.503006%-0.686980%-1.503006%1.5%0.000000%0.686980%0.068698%0.000000%0.0%153.006%3.01%-1.042084%-0.704760%-1.042084%1.0%1.042084%0.040080%0.704760%0.059808%1.082164%1.1%5310.621%10.6%-0.000000%-0.712842%-0.061424%0.000000%0.0%0.000000%0.280561%0.712842%0.280561%0.3%71.403%1.40%-0.400802%-0.617474%-0.400802%0.4%0.400802%0.641283%0.617474%0.003233%1.042084%1.0%367.214%7.21%-0.320641%-0.525337%-0.320641%0.3%0.320641%0.200401%0.525337%0.056575%0.521042%0.5%214.208%4.21%-0.841683%-0.617474%-0.009699%-0.841683%0.8%0.841683%0.040080%0.617474%0.881764%0.9%438.617%8.62%-0.721443%-0.240481%-0.575447%-0.961924%1.0%0.721443%0.575447%0.008082%0.721443%0.7%428.417%8.42%-0.000000%-0.457448%0.000000%0.0%0.000000%0.000000%0.457448%0.032328%0.000000%0.0%00.000%0%-0.000000%-0.534402%-0.363695%-0.113150%-0.534402%0.5%0.000000%0.363695%0.000000%0.0%81.603%1.60%-0.000000%-0.533420%0.000000%0.0%0.000000%3.206413%0.533420%0.088903%3.206413%3.2%163.206%3.21%-0.000000%-0.299038%0.000000%0.0%0.000000%10.020040%0.299038%0.444516%10.020040%10.0%5010.020%10.0%-0.000000%-1.402806%-0.460681%-1.402806%1.4%0.000000%0.460681%0.080821%0.000000%0.0%142.806%2.81%-0.000000%-0.705838%0.000000%0.0%0.000000%0.801603%0.705838%0.008082%0.801603%0.8%122.405%2.40%-0.440882%-0.360721%-0.539885%-0.801603%0.8%0.440882%0.539885%0.058191%0.440882%0.4%316.212%6.21%-0.881764%-0.787198%-0.881764%0.9%0.881764%0.240481%0.787198%0.008082%1.122244%1.1%5010.020%10.0%-0.320641%-0.546351%-0.048493%-0.320641%0.3%0.320641%0.921844%0.546351%1.242485%1.2%397.816%7.82%
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 Grundy County and the Fairfield Township
More Females More Males
Grundy County
Fairfield Township
1,000%500%0%M:FFM75-7967-6960-6155-5945-4940-4435-3930-3422-2418-1910-145-90-4-1,000.000000%-7.109005%-1,000.000000%> 1000%0.0000100.000%100%0.000%0%-30.769231%-30.769231%30.8%1.388889%0.7650.7656.667%56.7%43.333%43.3%-1,000.000000%-1,000.000000%> 1000%10.000000%0.0000100.000%100%0.000%0%3.846154%8.486239%3.846154%3.8%1.0381.0449.057%49.1%50.943%50.9%160.000000%0.523560%160.000000%160.0%2.6002.6027.778%27.8%72.222%72.2%62.500000%10.769231%62.500000%62.5%1.6251.6338.095%38.1%61.905%61.9%-1.570681%4.761905%4.761905%4.8%1.0481.0548.837%48.8%51.163%51.2%-33.333333%-33.333333%33.3%1.404494%0.7500.7557.143%57.1%42.857%42.9%-1,000.000000%-31.111111%-1,000.000000%> 1000%0.0000100.000%100%0.000%0%-1,000.000000%-1,000.000000%> 1000%17.543860%0.0000100.000%100%0.000%0%-81.818182%-81.818182%81.8%10.778443%0.5500.5564.516%64.5%35.484%35.5%27.272727%1.026694%27.272727%27.3%1.2731.2744.000%44.0%56.000%56.0%-8.875740%287.500000%287.500000%287.5%3.8753.8820.513%20.5%79.487%79.5%
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 Block in the Fairfield Township

Children Age Cohorts by Block#5

Percentage of population aged 0 to 17 (%):
0%13%25%38%50%63%

College Age Cohorts by Block#6

Percentage of population aged 18 to 21 (%):
0%5%10%15%20%25%

20s Age Cohorts by Block#7

Percentage of population aged 22 to 29 (%):
0.0%4.5%9.1%13.6%18.2%22.8%

30s Age Cohorts by Block#8

Percentage of population aged 30 to 39 (%):
0%13%27%40%53%67%

40s Age Cohorts by Block#9

Percentage of population aged 40 to 49 (%):
0%15%30%45%60%75%

50s Age Cohorts by Block#10

Percentage of population aged 50 to 59 (%):
0%10%20%30%40%50%

60s Age Cohorts by Block#11

Percentage of population aged 60 to 69 (%):
0%7%15%22%29%37%

70s Age Cohorts by Block#12

Percentage of population aged 70 to 79 (%):
0%5%11%16%22%28%

80+ Age Cohorts by Block#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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Age Cohorts by County Subdivision in the Waterloo Area

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

Children by County Subdivision#14

Percentage of population aged 0 to 17 (%):
Scope: population of the Fairfield Township, selected other county subdivisions in the Waterloo Area, and entities that contain the Fairfield Township
0%10%20%30%Count#Douglas TownshipDouglasFox TownshipCedar Falls TownshipCedar FallsBarclay TownshipBarclayFrederika TownshipFrederikaColfax TownshipColfaxLincoln TownshipLincolnLester TownshipLesterMaxfield TownshipMaxfieldGrant TownshipGrantFairfield TownshipFairfieldBig Creek TownshipBig CrkDike-New Hartford Community School DistrictDike-New HartfordSumnerFremont TownshipFremontBlack Hawk TownshipBlack HawkWashington TownshipWashingtonLafayette TownshipLafayetteWaterloo960100Tract 960100West North CentralPalermo TownshipPalermoGrundy CountyGrundyIowaBennington TownshipBenningtonMidwestJefferson TownshipJeffersonUnited States of AmericaUnited StatesCedar TownshipCedarClay TownshipShiloh TownshipShiloh960100-2B.G. 960100-2Washington TownshipWashingtonSpring Creek TownshipSpg CrkBlack Hawk TownshipBlack HawkBeaver TownshipBeaverWaterloo and Cedar Falls Metro AreaWaterloo AreaWaverlyGerman 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%7171224.898155%24.898155%24.9%1,03924.829157%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%16,21816.2k1823.700859%23.700859%23.7%1,04923.689691%23.689691%23.7%4,971,0164.97M23.602484%23.602484%23.6%6841923.567445%23.567445%23.6%2,91623.418418%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%2682422.646310%22.646310%22.6%17822.568807%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%36,98737.0k20.549308%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 the Fairfield Township to the 50 most populous county subdivisions in Iowa and to those entities that contain or substantially overlap with the Fairfield Township. The least populous of the compared county subdivisions has a population of 9,112.

Children by County Subdivision#23

Percentage of population aged 0 to 17 (%):
Scope: population of the Fairfield Township, selected other county subdivisions in Iowa, and entities that contain the Fairfield Township
0%10%20%30%Count#Jefferson TownshipJeffersonWalnut TownshipWalnutPenn TownshipCrocker TownshipCrockerTaylor TownshipTaylorClay TownshipStorm LakeLee TownshipBoone TownshipBooneFairfield TownshipFairfieldWebster TownshipWebsterSioux CityMarion TownshipMarionBloomfield TownshipBloomfieldBloomington TownshipBloomingtonPleasant Valley TownshipPleasant VlyLewis TownshipLewisAmerica TownshipAmericaDike-New Hartford Community School DistrictDike-New HartfordIndianolaLake Prairie TownshipLk PrairieKeokukCarrollBurlingtonWaterloo960100Tract 960100West North CentralDavenportSpencerGrundy CountyGrundyKane TownshipIowaKnoxville TownshipKnoxvilleMidwestUnited States of AmericaUnited StatesCedar RapidsFranklin TownshipFranklinDes Moines TownshipDes Moines960100-2B.G. 960100-2Four Mile TownshipFour MileCenter TownshipCtrNewton TownshipNewtonOskaloosaWalnut TownshipWalnutTimber Creek TownshipTimber CrkWaterloo and Cedar Falls Metro AreaWaterloo AreaMonroe TownshipMonroeClintonDes 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%6,091926.452906%26.452906%26.5%13225.906350%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%2,5681724.898155%24.898155%24.9%1,03924.460666%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%16,21816.2k2323.700859%23.700859%23.7%1,04923.689691%23.689691%23.7%4,971,0164.97M23.631299%23.631299%23.6%24,17624.2k2423.630505%23.630505%23.6%2,6402523.567445%23.567445%23.6%2,91623.501754%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%23,15623.2k3022.646310%22.646310%22.6%17822.572125%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%2,8313721.500688%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 the Fairfield Township to the 50 most populous county subdivisions in the Midwest and to those entities that contain or substantially overlap with the Fairfield Township. The least populous of the compared county subdivisions has a population of 112,821.

Children by County Subdivision#32

Percentage of population aged 0 to 17 (%):
Scope: population of the Fairfield Township, selected other county subdivisions in the Midwest, and entities that contain the Fairfield Township
0%10%20%Count#OlatheAurora TownshipAuroraKansas CityWayne TownshipWayneMilwaukeeFairfield TownshipFairfieldWichitaLawrence TownshipLawrenceNorth TownshipNSt. PaulDetroitOmahaDike-New Hartford Community School DistrictDike-New HartfordThornton TownshipThorntonSioux FallsRockford TownshipRockfordMilton TownshipMiltonBlue TownshipGrand RapidsTopeka960100Tract 960100West North CentralPalatine TownshipPalatineGrundy CountyGrundyProviso TownshipProvisoIowaDowners Grove TownshipDowners GrvToledoOverland ParkMidwestUnited States of AmericaUnited StatesWorth TownshipWorthClevelandCedar RapidsWarren960100-2B.G. 960100-2LincolnColumbusBloomingdale TownshipBloomingdaleCapital TownshipCapitalLisle TownshipLisleWheeling TownshipWheelingYork TownshipSchaumburg TownshipSchaumburgDaytonCincinnatiChicagoWaterloo and Cedar Falls Metro AreaWaterloo AreaAkronCenter 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%158,504159k526.452906%26.452906%26.5%13225.967894%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%110,978111k1124.898155%24.898155%24.9%1,03924.478487%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%46,36846.4k1723.720503%23.720503%23.7%30,23730.2k1823.700859%23.700859%23.7%1,04923.689691%23.689691%23.7%4,971,0164.97M23.596819%23.596819%23.6%26,85226.9k1923.567445%23.567445%23.6%2,91623.475670%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%30,86930.9k2722.646310%22.646310%22.6%17822.619388%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%42,96143.0k3921.428183%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 the Fairfield Township to the 50 most populous county subdivisions in the United States and to those entities that contain or substantially overlap with the Fairfield Township. The least populous of the compared county subdivisions has a population of 547,300.

Children by County Subdivision#41

Percentage of population aged 0 to 17 (%):
Scope: population of the Fairfield Township, selected other county subdivisions in the United States, and entities that contain the Fairfield Township
0%10%20%Count#San BernardinoSouthwest DallasSW DallasNorthwest HarrisNW HarrisFresnoFort WorthSalt Lake CitySalt Lk CityNortheast TarrantNE TarrantHoustonMilwaukeeFairfield TownshipFairfieldSan Antonio CentralSan Antonio CntrlEl PasoNortheast DallasNE DallasBronxPlanoTulsaDetroitDike-New Hartford Community School DistrictDike-New HartfordPhoenixOntarioTownship 1:Charlotte1, CharlotteAnaheim-Santa Ana-Garden GroveAnaheim-Santa An…SacramentoLong Beach-LakewoodLong Bch-LakewoodLas Vegas960100Tract 960100West North CentralGrundy CountyGrundyOceanside-EscondidoOceanside-Escond…IowaBrooklynMidwestUnited States of AmericaUnited StatesAlbuquerqueSan JoseEast San Gabriel ValleyE San Gabriel VlySeattle East960100-2B.G. 960100-2ColumbusTown of HempsteadHempsteadOrlandoPhiladelphiaSan DiegoChicagoWaterloo and Cedar Falls Metro AreaWaterloo AreaTampaAustinSan Fernando ValleySan Fernando VlyTucsonBaltimoreLos 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%158,504159k926.452906%26.452906%26.5%13226.202297%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%172,353172k1624.898155%24.898155%24.9%1,03924.820142%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%448,315448k2323.700859%23.700859%23.7%1,04923.689691%23.689691%23.7%4,971,0164.97M23.567445%23.567445%23.6%2,91623.555887%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%133,247133k2922.646310%22.646310%22.6%17822.597144%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%398,263398k3821.517750%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:
Grundy
Metro Area:
Waterloo Area
ZIP Codes:
50613, 50624, 50660
Unified School District:
Dike-New Hartford
Congressional District:
IA-4
State Senate District:
IA-25
State House District:
IA-50
Neighboring Cities:
Dike
Neighboring Townships:
Albion, Beaver, Beaver, Cedar Falls, Grant, Lincoln, Union
Nearby Townships:
Black Hawk, Black Hawk, Colfax, Jackson, Pleasant Valley, Shell Rock, Washington, Washington