Age and Sex in Hartwick, Iowa (City)

Age Structure#1

Percentage in each age cohort per year of age.1 Gray areas represent percentile bands from the places in Iowa.
Scope: population of Iowa, Hartwick, and other places in Iowa
Hartwick
Iowa
Percentile:
0th - 100th
10th - 90th
20th - 80th
30th - 70th
40th - 60th
0%1%2%3%4%Count%85+80-8475-7970-7467-6965-6662-6460-6155-5950-5445-4940-4435-3930-3425-2922-24212018-1915-1710-145-90-411.020%1.02%00.000%0%55.102%5.10%44.082%4.08%44.082%4.08%33.061%3.06%22.041%2.04%11.020%1.02%33.061%3.06%66.122%6.12%33.061%3.06%33.061%3.06%1414.286%14.3%33.061%3.06%2020.408%20.4%00.000%0%00.000%0%00.000%0%22.041%2.04%33.061%3.06%44.082%4.08%33.061%3.06%1414.286%14.3%
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 Hartwick
Female Male
Iowa
Hartwick
Shaded bar tips show excess over facing bar.
1.0%0.5%0.0%0.5%1.0%Count%Senior2Older Adult3Younger Adult4College5Children6-0.198413%-0.085034%-0.192490%-0.053856%-0.283447%0.28%0.198413%0.192490%0.198413%0.20%1717.347%17.3%-0.326531%-0.081633%-0.638182%-0.408163%0.41%0.326531%0.638182%0.001353%0.326531%0.33%1818.367%18.4%-1.020408%-0.056689%-0.619125%-1.077098%1.08%1.020408%0.619125%0.025145%1.020408%1.02%3737.755%37.8%-0.000000%-0.510204%-0.735381%-0.510204%0.51%0.000000%0.735381%0.054111%0.000000%0.00%22.041%2.04%-0.680272%-0.634612%-0.680272%0.68%0.680272%0.000000%0.634612%0.031800%0.680272%0.68%2424.490%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 Iowa and Hartwick
Female Male
Iowa
Hartwick
Shaded bar tips show excess over facing bar.
2%1%0%1%2%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%-0.063776%-0.051411%-0.053545%-0.063776%0.1%0.000000%0.051411%0.000000%0.0%11.020%1.02%-0.000000%-0.174468%-0.075066%0.000000%0.0%0.000000%0.000000%0.174468%0.000000%0.0%00.000%0%-0.204082%-0.248144%-0.065989%-0.204082%0.2%0.204082%0.612245%0.248144%0.816327%0.8%55.102%5.10%-0.000000%-0.816327%-0.334521%-0.038389%-0.816327%0.8%0.000000%0.334521%0.000000%0.0%44.082%4.08%-0.340136%-0.424367%-0.036879%-0.340136%0.3%0.340136%0.680272%0.424367%1.020408%1.0%44.082%4.08%-0.000000%-1.530612%-0.524144%-0.037115%-1.530612%1.5%0.000000%0.524144%0.000000%0.0%33.061%3.06%-0.000000%-0.595229%-0.000536%0.000000%0.0%0.000000%0.680272%0.595229%0.680272%0.7%22.041%2.04%-0.000000%-0.663219%-0.010462%0.000000%0.0%0.000000%0.510204%0.663219%0.510204%0.5%11.020%1.02%-0.000000%-0.612245%-0.675983%-0.012541%-0.612245%0.6%0.000000%0.675983%0.000000%0.0%33.061%3.06%-0.408163%-0.408163%-0.690906%-0.006245%-0.816327%0.8%0.408163%0.690906%0.408163%0.4%66.122%6.12%-0.000000%-0.607007%0.000000%0.0%0.000000%0.612245%0.607007%0.012683%0.612245%0.6%33.061%3.06%-0.000000%-0.612245%-0.571295%-0.612245%0.6%0.000000%0.571295%0.017376%0.000000%0.0%33.061%3.06%-1.428571%-0.587487%-1.428571%1.4%1.428571%0.000000%0.587487%0.012483%1.428571%1.4%1414.286%14.3%-0.204082%-0.204082%-0.628104%-0.408163%0.4%0.204082%0.628104%0.026170%0.204082%0.2%33.061%3.06%-2.040816%-0.601386%-2.040816%2.0%2.040816%0.000000%0.601386%0.033864%2.040816%2.0%2020.408%20.4%-0.000000%-0.686455%0.000000%0.0%0.000000%0.000000%0.686455%0.030011%0.000000%0.0%00.000%0%-0.000000%-0.733441%0.000000%0.0%0.000000%0.000000%0.733441%0.046900%0.000000%0.0%00.000%0%-0.000000%-0.770169%0.000000%0.0%0.000000%0.000000%0.770169%0.056074%0.000000%0.0%00.000%0%-0.000000%-1.020408%-0.718956%-1.020408%1.0%0.000000%0.718956%0.056734%0.000000%0.0%22.041%2.04%-0.340136%-0.340136%-0.640338%-0.680272%0.7%0.340136%0.640338%0.030076%0.340136%0.3%33.061%3.06%-0.204082%-0.639003%-0.204082%0.2%0.204082%0.408163%0.639003%0.033033%0.612245%0.6%44.082%4.08%-0.204082%-0.204082%-0.643465%-0.408163%0.4%0.204082%0.643465%0.031842%0.204082%0.2%33.061%3.06%-1.428571%-0.617932%-1.428571%1.4%1.428571%0.000000%0.617932%0.031559%1.428571%1.4%1414.286%14.3%
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 Hartwick
More Females More Males
Iowa
Hartwick
1,000%500%0%M:FFM85+75-7970-7467-6965-6655-5950-5440-4435-3930-3425-2918-1915-1710-145-90-4-1,000.000000%-104.151992%-1,000.000000%> 1000%0.0000100.000%100%0.000%0%-26.592985%300.000000%300.000000%300.0%4.0004.0020.000%20.0%80.000%80.0%-1,000.000000%-11.475915%-1,000.000000%> 1000%0.0000100.000%100%0.000%0%-8.690265%200.000000%200.000000%200.0%3.0003.0025.000%25.0%75.000%75.0%-1,000.000000%-7.081005%-1,000.000000%> 1000%0.0000100.000%100%0.000%0%-1,000.000000%-1.855238%-1,000.000000%> 1000%0.0000100.000%100%0.000%0%-100.000000%-0.903856%-100.000000%100.0%0.5000.5066.667%66.7%33.333%33.3%-1,000.000000%-1,000.000000%> 1000%3.041504%0.0000100.000%100%0.000%0%0.000000%0.000000%0.0%2.124838%1.0001.0050.000%50.0%50.000%50.0%-100.000000%-100.000000%100.0%4.166539%0.5000.5066.667%66.7%33.333%33.3%0.000000%0.000000%0.0%5.630908%1.0001.0050.000%50.0%50.000%50.0%-1,000.000000%-1,000.000000%> 1000%7.891202%0.0000100.000%100%0.000%0%-100.000000%-100.000000%100.0%4.696873%0.5000.5066.667%66.7%33.333%33.3%200.000000%5.169461%200.000000%200.0%3.0003.0025.000%25.0%75.000%75.0%-100.000000%-100.000000%100.0%4.948524%0.5000.5066.667%66.7%33.333%33.3%0.000000%0.000000%0.0%5.107154%1.0001.0050.000%50.0%50.000%50.0%
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 Hartwick

Children Age Cohorts by Block#5

Percentage of population aged 0 to 17 (%):
0%10%20%30%40%50%

College Age Cohorts by Block#6

Percentage of population aged 18 to 21 (%):
0.0%2.5%5.0%7.5%10.0%12.5%

20s Age Cohorts by Block#7

Percentage of population aged 22 to 29 (%):
0%5%10%15%20%25%

30s Age Cohorts by Block#8

Percentage of population aged 30 to 39 (%):
0%6%11%17%23%29%

40s Age Cohorts by Block#9

Percentage of population aged 40 to 49 (%):
0%7%13%20%27%34%

50s Age Cohorts by Block#10

Percentage of population aged 50 to 59 (%):
0%20%40%60%80%100%

60s Age Cohorts by Block#11

Percentage of population aged 60 to 69 (%):
0.0%2.7%5.4%8.1%10.8%13.5%

70s Age Cohorts by Block#12

Percentage of population aged 70 to 79 (%):
0.0%2.5%5.0%7.5%10.0%12.5%

80+ Age Cohorts by Block#13

Percentage of population aged 80 and older (%):
0%20%40%60%80%100%
Road Data ©OpenStreetMap

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Age Cohorts by Place in Poweshiek County

There are 11 places in Poweshiek County. This section compares Hartwick to all of the places in Poweshiek County and to those entities that contain or substantially overlap with Hartwick.

Children by Place#14

Percentage of population aged 0 to 17 (%):
Scope: population of Hartwick, selected other places in Poweshiek County, and entities that contain Hartwick
0%10%20%Count#VictorMontezumaGuernseySearsboroDeep RiverBarnes CityJefferson TownshipJeffersonH-L-V Community School DistrictH-L-VHartwickBrooklynWest North CentralZIP Code 52232ZIP 52232IowaMidwestUnited States of AmericaUnited States370100Tract 370100Poweshiek CountyPoweshiekGrinnellMalcom370100-2B.G. 370100-2Holiday Lake29.239766%29.239766%29.2%300128.975487%28.975487%29.0%461227.777778%27.777778%27.8%20327.717391%27.717391%27.7%51427.380952%27.380952%27.4%69526.037736%26.037736%26.0%69625.757576%25.757576%25.8%6825.462012%25.462012%25.5%62024.489796%24.489796%24.5%24724.120956%24.120956%24.1%343823.689691%23.689691%23.7%4,971,0164.97M23.463687%23.463687%23.5%4223.418418%23.418418%23.4%727,514728k23.217458%23.217458%23.2%15,712,75815.7M23.108006%23.108006%23.1%73,612,43873.6M21.142857%21.142857%21.1%62920.191172%20.191172%20.2%3,76019.304214%19.304214%19.3%1,759917.171717%17.171717%17.2%511016.756757%16.756757%16.8%1554.024768%4.024768%4.0%1311
Count number of children
# rank of place out of 11 by %

Age Cohorts by Place in Iowa

There are 1,008 places in Iowa. This section compares Hartwick to the 50 most populous places in Iowa and to those entities that contain or substantially overlap with Hartwick. The least populous of the compared places has a population of 7,876.

Children by Place#23

Percentage of population aged 0 to 17 (%):
Scope: population of Hartwick, selected other places in Iowa, and entities that contain Hartwick
0%10%20%30%Count#GrimesWaukeeDenisonPerryNorth LibertyAltoonaAnkenyNorwalkStorm LakeCliveJohnstonMarshalltownMuscatineMarionSioux CityJefferson TownshipJeffersonBettendorfH-L-V Community School DistrictH-L-VUrbandaleDes MoinesLe MarsHartwickIndianolaKeokukCarrollBurlingtonWaterlooWest North CentralDavenportSpencerPleasant HillZIP Code 52232ZIP 52232IowaCrestonCouncil BluffsOttumwaMidwestNewtonUnited States of AmericaUnited StatesCedar RapidsPellaCoralvilleOskaloosaWest Des MoinesW Des MoinesMount PleasantMt PleasantClintonBoone370100Tract 370100Fort MadisonMason CityFort DodgeDubuqueWaverlyPoweshiek CountyPoweshiekGrinnellFairfieldCedar Falls370100-2B.G. 370100-2Iowa CityAmesDecorah32.431395%32.431395%32.4%3,380131.772339%31.772339%31.8%5,387230.290656%30.290656%30.3%2,522328.504317%28.504317%28.5%2,245428.208902%28.208902%28.2%4,791527.875629%27.875629%27.9%4,653627.824687%27.824687%27.8%14,86214.9k727.473854%27.473854%27.5%2,732827.405275%27.405275%27.4%2,951927.388086%27.388086%27.4%4,6621027.043251%27.043251%27.0%5,2711126.091833%26.091833%26.1%7,2111226.006943%26.006943%26.0%6,2181325.896554%25.896554%25.9%9,6331425.773595%25.773595%25.8%21,30621.3k1525.757576%25.757576%25.8%6825.530701%25.530701%25.5%8,9481625.462012%25.462012%25.5%62025.426908%25.426908%25.4%10,57210.6k1724.908508%24.908508%24.9%53,02053.0k1824.740484%24.740484%24.7%2,4311924.489796%24.489796%24.5%2424.460666%24.460666%24.5%3,7532023.852089%23.852089%23.9%2,5352123.813814%23.813814%23.8%2,3792223.799623%23.799623%23.8%6,0672323.725441%23.725441%23.7%16,21816.2k2423.689691%23.689691%23.7%4,971,0164.97M23.631299%23.631299%23.6%24,17624.2k2523.630505%23.630505%23.6%2,6402623.601956%23.601956%23.6%2,2202723.463687%23.463687%23.5%4223.418418%23.418418%23.4%727,514728k23.257585%23.257585%23.3%1,8322823.227866%23.227866%23.2%14,47714.5k2923.218261%23.218261%23.2%5,7373023.217458%23.217458%23.2%15,712,75815.7M23.127899%23.127899%23.1%3,4903123.108006%23.108006%23.1%73,612,43873.6M22.994202%22.994202%23.0%29,78629.8k3222.908560%22.908560%22.9%2,3553322.581930%22.581930%22.6%4,5343422.352227%22.352227%22.4%2,5793522.340322%22.340322%22.3%13,76713.8k3621.705335%21.705335%21.7%1,8433721.500688%21.500688%21.5%5,6223821.302244%21.302244%21.3%2,6863921.142857%21.142857%21.1%62921.069737%21.069737%21.1%2,2694021.048428%21.048428%21.0%5,7984121.014375%21.014375%21.0%5,1754220.761937%20.761937%20.8%12,15312.2k4320.549308%20.549308%20.5%2,0654420.191172%20.191172%20.2%3,76019.304214%19.304214%19.3%1,7594519.201368%19.201368%19.2%1,9094617.796610%17.796610%17.8%7,2664716.756757%16.756757%16.8%15515.598536%15.598536%15.6%11,29111.3k4812.309397%12.309397%12.3%7,8874910.732624%10.732624%10.7%85750
Count number of children
# rank of place out of 50 by %

Age Cohorts by Place in the Midwest

There are 9,721 places in the Midwest. This section compares Hartwick to the 50 most populous places in the Midwest and to those entities that contain or substantially overlap with Hartwick. The least populous of the compared places has a population of 95,520.

Children by Place#32

Percentage of population aged 0 to 17 (%):
Scope: population of Hartwick, selected other places in the Midwest, and entities that contain Hartwick
0%10%20%30%Count#AuroraDearbornOlatheJolietKansas CityElginSouth BendMilwaukeeNapervilleKenoshaFlintWichitaFort WayneJefferson TownshipJeffersonRockfordH-L-V Community School DistrictH-L-VSt. PaulDetroitPeoriaOmahaDes MoinesIndianapolisSioux FallsGreen BayHartwickRochesterGrand RapidsLansingTopekaWest North CentralDavenportZIP Code 52232ZIP 52232IowaKansas CityToledoOverland ParkMidwestUnited States of AmericaUnited StatesClevelandCedar RapidsWarrenColumbusLincolnIndependenceSpringfieldDaytonCincinnatiChicagoEvansvilleAkron370100Tract 370100St. LouisPoweshiek CountyPoweshiekSterling HeightsSterling HtsMinneapolisFargoColumbiaSpringfieldMadison370100-2B.G. 370100-2Ann Arbor30.107463%30.107463%30.1%60,48860.5k129.337312%29.337312%29.3%28,02328.0k229.310098%29.310098%29.3%38,92038.9k328.547605%28.547605%28.5%42,11242.1k428.278188%28.278188%28.3%42,34842.3k527.918405%27.918405%27.9%31,24631.2k627.834358%27.834358%27.8%28,12328.1k726.475933%26.475933%26.5%158,504159k826.450555%26.450555%26.5%38,56238.6k926.120262%26.120262%26.1%26,08526.1k1026.042783%26.042783%26.0%25,76125.8k1125.967894%25.967894%26.0%100,764101k1225.839420%25.839420%25.8%67,42967.4k1325.757576%25.757576%25.8%6825.506528%25.506528%25.5%38,15738.2k1425.462012%25.462012%25.5%62025.318684%25.318684%25.3%75,23775.2k1525.218343%25.218343%25.2%172,353172k1625.069403%25.069403%25.1%29,07829.1k1725.047396%25.047396%25.0%110,978111k1824.908508%24.908508%24.9%53,02053.0k1924.805415%24.805415%24.8%210,021210k2024.789140%24.789140%24.8%41,61741.6k2124.560033%24.560033%24.6%25,77625.8k2224.489796%24.489796%24.5%2424.207332%24.207332%24.2%26,96627.0k2323.914961%23.914961%23.9%46,36846.4k2423.889765%23.889765%23.9%27,41927.4k2523.720503%23.720503%23.7%30,23730.2k2623.689691%23.689691%23.7%4,971,0164.97M23.631299%23.631299%23.6%24,17624.2k2723.463687%23.463687%23.5%4223.418418%23.418418%23.4%727,514728k23.365136%23.365136%23.4%110,229110k2823.297870%23.297870%23.3%65,43365.4k2923.297511%23.297511%23.3%42,81542.8k3023.217458%23.217458%23.2%15,712,75815.7M23.108006%23.108006%23.1%73,612,43873.6M22.998471%22.998471%23.0%89,50289.5k3122.994202%22.994202%23.0%29,78629.8k3222.854245%22.854245%22.9%30,86930.9k3322.726089%22.726089%22.7%190,226190k3422.619388%22.619388%22.6%61,75561.8k3522.480528%22.480528%22.5%26,35126.4k3622.468628%22.468628%22.5%26,23126.2k3722.121536%22.121536%22.1%31,22331.2k3822.113949%22.113949%22.1%65,90265.9k3921.913385%21.913385%21.9%594,733595k4021.775858%21.775858%21.8%26,16526.2k4121.641949%21.641949%21.6%42,96143.0k4221.142857%21.142857%21.1%62920.242382%20.242382%20.2%63,97264.0k4320.191172%20.191172%20.2%3,76020.047997%20.047997%20.0%26,39826.4k4419.962439%19.962439%20.0%80,78280.8k4519.917206%19.917206%19.9%23,09423.1k4618.454317%18.454317%18.5%21,62221.6k4718.124235%18.124235%18.1%29,93029.9k4817.137062%17.137062%17.1%42,16342.2k4916.756757%16.756757%16.8%15513.862661%13.862661%13.9%16,37016.4k50
Count number of children
# rank of place out of 50 by %

Age Cohorts by Place in the United States

There are 29,322 places in the United States. This section compares Hartwick to the 50 most populous places in the United States and to those entities that contain or substantially overlap with Hartwick. The least populous of the compared places has a population of 383,899.

Children by Place#41

Percentage of population aged 0 to 17 (%):
Scope: population of Hartwick, selected other places in the United States, and entities that contain Hartwick
0%10%20%Count#FresnoFort WorthEl PasoPhoenixMilwaukeeArlingtonWichitaOklahoma CityJefferson TownshipJeffersonSan AntonioDallasH-L-V Community School DistrictH-L-VHoustonMemphisDetroitOmahaIndianapolisTulsaCharlotteHartwickMesaLong BeachLas VegasColorado SpringsColorado SpgsSacramentoWest North CentralSan JoseZIP Code 52232ZIP 52232IowaKansas CityMidwestAlbuquerqueJacksonvilleUnited States of AmericaUnited StatesClevelandLouisvilleVirginia BeachVirginia BchColumbusPhiladelphiaChicagoRaleighTucsonLos AngelesNashville-DavidsonAustinNew York370100Tract 370100BaltimoreDenverSan DiegoOaklandPoweshiek CountyPoweshiekMinneapolisAtlantaPortlandMiamiWashington370100-2B.G. 370100-2BostonSeattleSan Francisco29.163869%29.163869%29.2%149,846150k128.577574%28.577574%28.6%233,173233k227.481425%27.481425%27.5%186,340186k326.837431%26.837431%26.8%417,409417k426.475933%26.475933%26.5%158,504159k526.113118%26.113118%26.1%100,248100k625.967894%25.967894%26.0%100,764101k725.770022%25.770022%25.8%159,778160k825.757576%25.757576%25.8%6825.703473%25.703473%25.7%369,965370k925.650464%25.650464%25.7%327,924328k1025.462012%25.462012%25.5%62025.319180%25.319180%25.3%567,297567k1125.310548%25.310548%25.3%166,001166k1225.218343%25.218343%25.2%172,353172k1325.047396%25.047396%25.0%110,978111k1424.805415%24.805415%24.8%210,021210k1524.623036%24.623036%24.6%98,46998.5k1624.540635%24.540635%24.5%198,493198k1724.489796%24.489796%24.5%2424.297490%24.297490%24.3%114,309114k1824.070388%24.070388%24.1%113,081113k1923.976553%23.976553%24.0%147,047147k2023.968990%23.968990%24.0%107,563108k2123.750232%23.750232%23.8%115,077115k2223.689691%23.689691%23.7%4,971,0164.97M23.475697%23.475697%23.5%236,955237k2323.463687%23.463687%23.5%4223.418418%23.418418%23.4%727,514728k23.365136%23.365136%23.4%110,229110k2423.217458%23.217458%23.2%15,712,75815.7M23.208388%23.208388%23.2%129,238129k2523.157634%23.157634%23.2%198,372198k2623.108006%23.108006%23.1%73,612,43873.6M22.998471%22.998471%23.0%89,50289.5k2722.928906%22.928906%22.9%140,227140k2822.855339%22.855339%22.9%102,788103k2922.726089%22.726089%22.7%190,226190k3022.168125%22.168125%22.2%345,809346k3121.913385%21.913385%21.9%594,733595k3221.865242%21.865242%21.9%96,49796.5k3321.726884%21.726884%21.7%114,628115k3421.605988%21.605988%21.6%846,711847k3521.537938%21.537938%21.5%138,655139k3621.399702%21.399702%21.4%194,262194k3721.199117%21.199117%21.2%1,793,8611.79M3821.142857%21.142857%21.1%62921.123671%21.123671%21.1%131,178131k3920.705017%20.705017%20.7%137,337137k4020.651042%20.651042%20.7%283,913284k4120.390011%20.390011%20.4%84,01584.0k4220.191172%20.191172%20.2%3,76019.962439%19.962439%20.0%80,78280.8k4318.722638%18.722638%18.7%85,44685.4k4418.415892%18.415892%18.4%114,287114k4517.996773%17.996773%18.0%77,85877.9k4617.402645%17.402645%17.4%114,685115k4716.756757%16.756757%16.8%15516.549062%16.549062%16.5%108,939109k4815.290895%15.290895%15.3%102,273102k4913.481174%13.481174%13.5%114,628115k50
Count number of children
# rank of place 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:
Poweshiek
Township:
Jefferson
ZIP Code:
52232
Unified School District:
H-L-V
Congressional District:
IA-1
State Senate District:
IA-38
State House District:
IA-76
Nearby Cities:
Belle Plaine, Brooklyn, Chelsea, Deep River, Guernsey, Ladora, Luzerne, Malcom, Victor
Nearby Unincorporated Places:
Holiday Lake