Age and Sex in Fort Atkinson, 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, Fort Atkinson, and other places in Iowa
Fort Atkinson
Iowa
Percentile:
0th - 100th
10th - 90th
20th - 80th
30th - 70th
40th - 60th
0.0%0.5%1.0%1.5%2.0%Count%85+80-8475-7970-7467-6965-6662-6460-6155-5950-5445-4940-4435-3930-3425-2922-24212018-1915-1710-145-90-4114.247%4.25%124.633%4.63%186.950%6.95%93.475%3.47%124.633%4.63%51.931%1.93%93.475%3.47%103.861%3.86%2911.197%11.2%228.494%8.49%83.089%3.09%114.247%4.25%145.405%5.41%114.247%4.25%228.494%8.49%83.089%3.09%10.386%0.39%00.000%0%31.158%1.16%145.405%5.41%83.089%3.09%62.317%2.32%166.178%6.18%

Age and Sex#2

Percentage in each age cohort per year of age.1
Scope: population of Iowa and Fort Atkinson
Female Male
Iowa
Fort Atkinson
Shaded bar tips show excess over facing bar.
0.5%0.0%0.5%Count%Senior2Older Adult3Younger Adult4College5Children6-0.257400%-0.203775%-0.192490%-0.053856%-0.461175%0.46%0.257400%0.192490%0.257400%0.26%6725.869%25.9%-0.648649%-0.638182%-0.648649%0.65%0.648649%0.077220%0.638182%0.001353%0.725869%0.73%8934.363%34.4%-0.579151%-0.619125%-0.579151%0.58%0.579151%0.021450%0.619125%0.025145%0.600601%0.60%5521.236%21.2%-0.000000%-0.386100%-0.735381%-0.386100%0.39%0.000000%0.735381%0.054111%0.000000%0.00%41.544%1.54%-0.450450%-0.634612%-0.450450%0.45%0.450450%0.042900%0.634612%0.031800%0.493350%0.49%4416.988%17.0%

Detailed Age and Sex#3

Percentage in each age cohort per year of age.1
Scope: population of Iowa and Fort Atkinson
Female Male
Iowa
Fort Atkinson
Shaded bar tips show excess over facing bar.
1.5%1.0%0.5%0.0%0.5%1.0%1.5%Count%85+80-8475-7970-7467-6965-6662-6460-6155-5950-5445-4940-4435-3930-3425-2922-24212018-1915-1710-145-90-4-0.120656%-0.024131%-0.051411%-0.053545%-0.144788%0.14%0.120656%0.051411%0.120656%0.12%114.247%4.25%-0.154440%-0.617761%-0.174468%-0.075066%-0.772201%0.77%0.154440%0.174468%0.154440%0.15%124.633%4.63%-0.617761%-0.154440%-0.248144%-0.065989%-0.772201%0.77%0.617761%0.248144%0.617761%0.62%186.950%6.95%-0.231660%-0.231660%-0.334521%-0.038389%-0.463320%0.46%0.231660%0.334521%0.231660%0.23%93.475%3.47%-0.772201%-0.424367%-0.036879%-0.772201%0.77%0.772201%0.000000%0.424367%0.772201%0.77%124.633%4.63%-0.000000%-0.965251%-0.524144%-0.037115%-0.965251%0.97%0.000000%0.524144%0.000000%0.00%51.931%1.93%-0.514801%-0.128700%-0.595229%-0.000536%-0.643501%0.64%0.514801%0.595229%0.514801%0.51%93.475%3.47%-0.579151%-0.663219%-0.010462%-0.579151%0.58%0.579151%0.772201%0.663219%1.351351%1.35%103.861%3.86%-0.694981%-0.675983%-0.012541%-0.694981%0.69%0.694981%0.849421%0.675983%1.544402%1.54%2911.197%11.2%-0.772201%-0.154440%-0.690906%-0.006245%-0.926641%0.93%0.772201%0.690906%0.772201%0.77%228.494%8.49%-0.231660%-0.154440%-0.607007%-0.386100%0.39%0.231660%0.607007%0.012683%0.231660%0.23%83.089%3.09%-0.231660%-0.386100%-0.571295%-0.617761%0.62%0.231660%0.571295%0.017376%0.231660%0.23%114.247%4.25%-0.463320%-0.587487%-0.463320%0.46%0.463320%0.154440%0.587487%0.012483%0.617761%0.62%145.405%5.41%-0.308880%-0.231660%-0.628104%-0.540541%0.54%0.308880%0.628104%0.026170%0.308880%0.31%114.247%4.25%-0.617761%-0.601386%-0.617761%0.62%0.617761%0.463320%0.601386%0.033864%1.081081%1.08%228.494%8.49%-0.257400%-0.514801%-0.686455%-0.772201%0.77%0.257400%0.686455%0.030011%0.257400%0.26%83.089%3.09%-0.000000%-0.386100%-0.733441%-0.386100%0.39%0.000000%0.733441%0.046900%0.000000%0.00%10.386%0.39%-0.000000%-0.770169%0.000000%0.00%0.000000%0.000000%0.770169%0.056074%0.000000%0.00%00.000%0%-0.000000%-0.579151%-0.718956%-0.579151%0.58%0.000000%0.718956%0.056734%0.000000%0.00%31.158%1.16%-0.643501%-0.640338%-0.643501%0.64%0.643501%0.514801%0.640338%0.030076%1.158301%1.16%145.405%5.41%-0.077220%-0.639003%-0.077220%0.08%0.077220%0.463320%0.639003%0.033033%0.540541%0.54%83.089%3.09%-0.154440%-0.154440%-0.643465%-0.308880%0.31%0.154440%0.643465%0.031842%0.154440%0.15%62.317%2.32%-0.386100%-0.463320%-0.617932%-0.849421%0.85%0.386100%0.617932%0.031559%0.386100%0.39%166.178%6.18%

Detailed Sex Ratio#4

Percentage more males or females in selected age cohorts.
Scope: population of Iowa and Fort Atkinson
More Females More Males
Iowa
Fort Atkinson
1,000%500%0%500%M:FFM85+80-8475-7970-7467-6965-6662-6460-6155-5950-5445-4940-4435-3930-3425-2922-242118-1915-1710-145-90-4-20.000000%-104.151992%-20.000000%20.0%0.8330.8354.545%54.5%45.455%45.5%-400.000000%-43.025830%-400.000000%400.0%0.2000.2083.333%83.3%16.667%16.7%-25.000000%-26.592985%-25.000000%25.0%0.8000.8055.556%55.6%44.444%44.4%-100.000000%-11.475915%-100.000000%100.0%0.5000.5066.667%66.7%33.333%33.3%0.000000%-8.690265%0.000000%0.0%1.0001.0050.000%50.0%50.000%50.0%-1,000.000000%-7.081005%-1,000.000000%> 1000%0.0000100.000%100%0.000%0%-25.000000%-0.090132%-25.000000%25.0%0.8000.8055.556%55.6%44.444%44.4%-1.577402%133.333333%133.333333%133.3%2.3332.3330.000%30.0%70.000%70.0%-1.855238%122.222222%122.222222%122.2%2.2222.2231.034%31.0%68.966%69.0%-20.000000%-0.903856%-20.000000%20.0%0.8330.8354.545%54.5%45.455%45.5%-66.666667%-66.666667%66.7%2.089388%0.6000.6062.500%62.5%37.500%37.5%-166.666667%-166.666667%166.7%3.041504%0.3750.3872.727%72.7%27.273%27.3%33.333333%2.124838%33.333333%33.3%1.3331.3342.857%42.9%57.143%57.1%-75.000000%-75.000000%75.0%4.166539%0.5710.5763.636%63.6%36.364%36.4%75.000000%5.630908%75.000000%75.0%1.7501.7536.364%36.4%63.636%63.6%-200.000000%-200.000000%200.0%4.371952%0.3330.3375.000%75.0%25.000%25.0%-1,000.000000%-1,000.000000%> 1000%6.394558%0.0000100.000%100%0.000%0%-1,000.000000%-1,000.000000%> 1000%7.891202%0.0000100.000%100%0.000%0%80.000000%4.696873%80.000000%80.0%1.8001.8035.714%35.7%64.286%64.3%600.000000%5.169461%600.000000%600.0%7.0007.0012.500%12.5%87.500%87.5%-100.000000%-100.000000%100.0%4.948524%0.5000.5066.667%66.7%33.333%33.3%-120.000000%-120.000000%120.0%5.107154%0.4550.4568.750%68.8%31.250%31.3%

Map of Age Cohorts by Block in Fort Atkinson

Children Age Cohorts by Block#5

Percentage of population aged 0 to 17 (%):
0%11%22%33%44%56%

College Age Cohorts by Block#6

Percentage of population aged 18 to 21 (%):
0%9%17%26%34%43%

20s Age Cohorts by Block#7

Percentage of population aged 22 to 29 (%):
0%7%13%20%27%34%

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%11%21%32%43%54%

60s Age Cohorts by Block#11

Percentage of population aged 60 to 69 (%):
0%20%40%60%80%100%

70s Age Cohorts by Block#12

Percentage of population aged 70 to 79 (%):
0%20%40%60%80%100%

80+ Age Cohorts by Block#13

Percentage of population aged 80 and older (%):
0%7%13%20%27%34%
Road Data ©OpenStreetMap

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Age Cohorts by Place in Winneshiek County

There are 9 places in Winneshiek County. This section compares Fort Atkinson to all of the places in Winneshiek County and to those entities that contain or substantially overlap with Fort Atkinson.

Children by Place#14

Percentage of population aged 0 to 17 (%):
Scope: population of Fort Atkinson, selected other places in Winneshiek County, and entities that contain Fort Atkinson
0%5%10%15%20%25%Count#ZIP Code 52144ZIP 52144Ossian950500-4B.G. 950500-4CalmarWashington TownshipWashingtonTurkey Valley Community School DistrictTurkey ValleyWest North CentralIowaMidwestUnited States of AmericaUnited StatesSpillville950500Tract 950500RidgewayBurr OakJackson JunctionJackson JctWinneshiek CountyWinneshiekFort AtkinsonCastaliaDecorah27.122016%27.122016%27.1%40926.299376%26.299376%26.3%253125.616921%25.616921%25.6%21825.513196%25.513196%25.5%261224.511545%24.511545%24.5%27624.396694%24.396694%24.4%73823.689691%23.689691%23.7%4,971,0164.97M23.418418%23.418418%23.4%727,514728k23.217458%23.217458%23.2%15,712,75815.7M23.108006%23.108006%23.1%73,612,43873.6M23.094688%23.094688%23.1%100322.502938%22.502938%22.5%76622.105263%22.105263%22.1%63421.074380%21.074380%21.1%51519.148936%19.148936%19.1%9618.774352%18.774352%18.8%3,90316.988417%16.988417%17.0%44715.425532%15.425532%15.4%29810.732624%10.732624%10.7%8579

Age Cohorts by Place in Iowa

There are 1,008 places in Iowa. This section compares Fort Atkinson to the 50 most populous places in Iowa and to those entities that contain or substantially overlap with Fort Atkinson. 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 Fort Atkinson, selected other places in Iowa, and entities that contain Fort Atkinson
0%10%20%30%Count#GrimesWaukeeDenisonPerryNorth LibertyAltoonaAnkenyNorwalkStorm LakeCliveZIP Code 52144ZIP 52144JohnstonMarshalltownMuscatineMarionSioux City950500-4B.G. 950500-4BettendorfUrbandaleDes MoinesLe MarsWashington TownshipWashingtonIndianolaTurkey Valley Community School DistrictTurkey ValleyKeokukCarrollBurlingtonWaterlooWest North CentralDavenportSpencerPleasant HillIowaCrestonCouncil BluffsOttumwaMidwestNewtonUnited States of AmericaUnited StatesCedar RapidsPellaCoralville950500Tract 950500OskaloosaWest Des MoinesW Des MoinesMount PleasantMt PleasantClintonBooneFort MadisonMason CityFort DodgeDubuqueWaverlyGrinnellFairfieldWinneshiek CountyWinneshiekCedar FallsFort AtkinsonIowa 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%4,6621027.122016%27.122016%27.1%40927.043251%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%21,30621.3k1525.616921%25.616921%25.6%21825.530701%25.530701%25.5%8,9481625.426908%25.426908%25.4%10,57210.6k1724.908508%24.908508%24.9%53,02053.0k1824.740484%24.740484%24.7%2,4311924.511545%24.511545%24.5%27624.460666%24.460666%24.5%3,7532024.396694%24.396694%24.4%73823.852089%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%2,2202723.418418%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%4,5343422.502938%22.502938%22.5%76622.352227%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%2,6863921.069737%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%2,0654419.304214%19.304214%19.3%1,7594519.201368%19.201368%19.2%1,9094618.774352%18.774352%18.8%3,90317.796610%17.796610%17.8%7,2664716.988417%16.988417%17.0%4415.598536%15.598536%15.6%11,29111.3k4812.309397%12.309397%12.3%7,8874910.732624%10.732624%10.7%85750

Age Cohorts by Place in the Midwest

There are 9,721 places in the Midwest. This section compares Fort Atkinson to the 50 most populous places in the Midwest and to those entities that contain or substantially overlap with Fort Atkinson. 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 Fort Atkinson, selected other places in the Midwest, and entities that contain Fort Atkinson
0%10%20%30%Count#AuroraDearbornOlatheJolietKansas CityElginSouth BendZIP Code 52144ZIP 52144MilwaukeeNapervilleKenoshaFlintWichitaFort Wayne950500-4B.G. 950500-4RockfordSt. PaulDetroitPeoriaOmahaDes MoinesIndianapolisSioux FallsGreen BayWashington TownshipWashingtonTurkey Valley Community School DistrictTurkey ValleyRochesterGrand RapidsLansingTopekaWest North CentralDavenportIowaKansas CityToledoOverland ParkMidwestUnited States of AmericaUnited StatesClevelandCedar RapidsWarrenColumbusLincoln950500Tract 950500IndependenceSpringfieldDaytonCincinnatiChicagoEvansvilleAkronSt. LouisSterling HeightsSterling HtsMinneapolisFargoWinneshiek CountyWinneshiekColumbiaSpringfieldMadisonFort AtkinsonAnn 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%28,12328.1k727.122016%27.122016%27.1%40926.475933%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%67,42967.4k1325.616921%25.616921%25.6%21825.506528%25.506528%25.5%38,15738.2k1425.318684%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%25,77625.8k2224.511545%24.511545%24.5%27624.396694%24.396694%24.4%73824.207332%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%24,17624.2k2723.418418%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%61,75561.8k3522.502938%22.502938%22.5%76622.480528%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%42,96143.0k4220.242382%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%23,09423.1k4618.774352%18.774352%18.8%3,90318.454317%18.454317%18.5%21,62221.6k4718.124235%18.124235%18.1%29,93029.9k4817.137062%17.137062%17.1%42,16342.2k4916.988417%16.988417%17.0%4413.862661%13.862661%13.9%16,37016.4k50

Age Cohorts by Place in the United States

There are 29,322 places in the United States. This section compares Fort Atkinson to the 50 most populous places in the United States and to those entities that contain or substantially overlap with Fort Atkinson. 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 Fort Atkinson, selected other places in the United States, and entities that contain Fort Atkinson
0%10%20%Count#FresnoFort WorthEl PasoZIP Code 52144ZIP 52144PhoenixMilwaukeeArlingtonWichitaOklahoma CitySan AntonioDallas950500-4B.G. 950500-4HoustonMemphisDetroitOmahaIndianapolisTulsaCharlotteWashington TownshipWashingtonTurkey Valley Community School DistrictTurkey ValleyMesaLong BeachLas VegasColorado SpringsColorado SpgsSacramentoWest North CentralSan JoseIowaKansas CityMidwestAlbuquerqueJacksonvilleUnited States of AmericaUnited StatesClevelandLouisvilleVirginia BeachVirginia BchColumbus950500Tract 950500PhiladelphiaChicagoRaleighTucsonLos AngelesNashville-DavidsonAustinNew YorkBaltimoreDenverSan DiegoOaklandMinneapolisWinneshiek CountyWinneshiekAtlantaPortlandMiamiWashingtonFort AtkinsonBostonSeattleSan Francisco29.163869%29.163869%29.2%149,846150k128.577574%28.577574%28.6%233,173233k227.481425%27.481425%27.5%186,340186k327.122016%27.122016%27.1%40926.837431%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%159,778160k825.703473%25.703473%25.7%369,965370k925.650464%25.650464%25.7%327,924328k1025.616921%25.616921%25.6%21825.319180%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%198,493198k1724.511545%24.511545%24.5%27624.396694%24.396694%24.4%73824.297490%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%236,955237k2323.418418%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%190,226190k3022.502938%22.502938%22.5%76622.168125%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%1,793,8611.79M3821.123671%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%84,01584.0k4219.962439%19.962439%20.0%80,78280.8k4318.774352%18.774352%18.8%3,90318.722638%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%114,685115k4716.988417%16.988417%17.0%4416.549062%16.549062%16.5%108,939109k4815.290895%15.290895%15.3%102,273102k4913.481174%13.481174%13.5%114,628115k50

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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