Age and Sex in Johnston, 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, Johnston, and other places in Iowa
Johnston
Iowa
Percentile:
0th - 100th
10th - 90th
20th - 80th
30th - 70th
40th - 60th
0.0%0.5%1.0%1.5%2.0%Count%85+80-8475-7970-7467-6965-6662-6460-6155-5950-5445-4940-4435-3930-3425-2922-24212018-1915-1710-145-90-42561.313%1.31%3992.047%2.05%3241.662%1.66%5953.053%3.05%3171.626%1.63%4002.052%2.05%7023.602%3.60%5252.694%2.69%1,2786.557%6.56%1,5628.014%8.01%1,3677.013%7.01%1,8649.563%9.56%1,4977.680%7.68%1,0535.402%5.40%1,1816.059%6.06%3681.888%1.89%440.226%0.23%1460.749%0.75%3421.755%1.75%1,1716.008%6.01%1,5177.783%7.78%1,5818.111%8.11%1,0025.141%5.14%
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 Johnston
Female Male
Iowa
Johnston
Shaded bar tips show excess over facing bar.
0.5%0.0%0.5%Count%Senior2Older Adult3Younger Adult4College5Children6-0.139096%-0.048313%-0.192490%-0.053856%-0.187408%0.19%0.139096%0.192490%0.139096%0.14%2,29111.754%11.8%-0.720538%-0.056642%-0.638182%-0.777179%0.78%0.720538%0.638182%0.001353%0.720538%0.72%7,29837.443%37.4%-0.514767%-0.138811%-0.619125%-0.653578%0.65%0.514767%0.619125%0.025145%0.514767%0.51%4,09921.030%21.0%-0.334770%-0.735381%-0.334770%0.33%0.334770%0.012826%0.735381%0.054111%0.347596%0.35%5322.729%2.73%-0.725976%-0.634612%-0.725976%0.73%0.725976%0.050451%0.634612%0.031800%0.776427%0.78%5,27127.043%27.0%
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 Johnston
Female Male
Iowa
Johnston
Shaded bar tips show excess over facing bar.
1.0%0.5%0.0%0.5%1.0%Count%85+80-8475-7970-7467-6965-6662-6460-6155-5950-5445-4940-4435-3930-3425-2922-24212018-1915-1710-145-90-4-0.023088%-0.035914%-0.051411%-0.053545%-0.059002%0.06%0.023088%0.051411%0.023088%0.02%2561.313%1.31%-0.175466%-0.058489%-0.174468%-0.075066%-0.233954%0.23%0.175466%0.174468%0.175466%0.18%3992.047%2.05%-0.115951%-0.100559%-0.248144%-0.065989%-0.216510%0.22%0.115951%0.248144%0.115951%0.12%3241.662%1.66%-0.279103%-0.052332%-0.334521%-0.038389%-0.331435%0.33%0.279103%0.334521%0.279103%0.28%5953.053%3.05%-0.232586%-0.076959%-0.424367%-0.036879%-0.309545%0.31%0.232586%0.424367%0.232586%0.23%3171.626%1.63%-0.482274%-0.524144%-0.037115%-0.482274%0.48%0.482274%0.061567%0.524144%0.543841%0.54%4002.052%2.05%-0.593436%-0.013682%-0.595229%-0.000536%-0.607118%0.61%0.593436%0.595229%0.593436%0.59%7023.602%3.60%-0.649017%-0.663219%-0.010462%-0.649017%0.65%0.649017%0.048740%0.663219%0.697758%0.70%5252.694%2.69%-0.605408%-0.100559%-0.675983%-0.012541%-0.705967%0.71%0.605408%0.675983%0.605408%0.61%1,2786.557%6.56%-0.794213%-0.690906%-0.006245%-0.794213%0.79%0.794213%0.014366%0.690906%0.808578%0.81%1,5628.014%8.01%-0.595146%-0.212406%-0.607007%-0.807552%0.81%0.595146%0.607007%0.012683%0.595146%0.60%1,3677.013%7.01%-0.954287%-0.571295%-0.954287%0.95%0.954287%0.004104%0.571295%0.017376%0.958391%0.96%1,8649.563%9.56%-0.754194%-0.587487%-0.754194%0.75%0.754194%0.027705%0.587487%0.012483%0.781899%0.78%1,4977.680%7.68%-0.449438%-0.181622%-0.628104%-0.631060%0.63%0.449438%0.628104%0.026170%0.449438%0.45%1,0535.402%5.40%-0.483300%-0.245241%-0.601386%-0.728541%0.73%0.483300%0.601386%0.033864%0.483300%0.48%1,1816.059%6.06%-0.230876%-0.167599%-0.686455%-0.398475%0.40%0.230876%0.686455%0.030011%0.230876%0.23%3681.888%1.89%-0.076959%-0.733441%-0.076959%0.08%0.076959%0.071828%0.733441%0.046900%0.148787%0.15%440.226%0.23%-0.051306%-0.770169%-0.051306%0.05%0.051306%0.646452%0.770169%0.056074%0.697758%0.70%1460.749%0.75%-0.271920%-0.333487%-0.718956%-0.605408%0.61%0.271920%0.718956%0.056734%0.271920%0.27%3421.755%1.75%-0.942315%-0.640338%-0.942315%0.94%0.942315%0.118003%0.640338%0.030076%1.060318%1.06%1,1716.008%6.01%-0.719306%-0.639003%-0.719306%0.72%0.719306%0.118003%0.639003%0.033033%0.837310%0.84%1,5177.783%7.78%-0.776769%-0.068750%-0.643465%-0.845518%0.85%0.776769%0.643465%0.031842%0.776769%0.78%1,5818.111%8.11%-0.483300%-0.617932%-0.483300%0.48%0.483300%0.061567%0.617932%0.031559%0.544867%0.54%1,0025.141%5.14%
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 Johnston
More Females More Males
Iowa
Johnston
0%500%1,000%M:FFM85+80-8475-7970-7467-6965-6662-6460-6155-5950-5445-4940-4435-3930-3425-2922-24212018-1915-1710-145-90-4-155.555556%-104.151992%-155.555556%155.6%0.3910.3971.875%71.9%28.125%28.1%-33.333333%-43.025830%-33.333333%33.3%0.7500.7557.143%57.1%42.857%42.9%-86.725664%-26.592985%-86.725664%86.7%0.5360.5465.123%65.1%34.877%34.9%-18.750000%-11.475915%-18.750000%18.8%0.8420.8454.286%54.3%45.714%45.7%-33.088235%-8.690265%-33.088235%33.1%0.7510.7557.098%57.1%42.902%42.9%-7.081005%12.765957%12.765957%12.8%1.1281.1347.000%47.0%53.000%53.0%-2.305476%-0.090132%-2.305476%2.3%0.9770.9850.570%50.6%49.430%49.4%-1.577402%7.509881%7.509881%7.5%1.0751.0848.190%48.2%51.810%51.8%-16.610169%-1.855238%-16.610169%16.6%0.8580.8653.834%53.8%46.166%46.2%-0.903856%1.808786%1.808786%1.8%1.0181.0249.552%49.6%50.448%50.4%-35.689655%-35.689655%35.7%2.089388%0.7370.7457.571%57.6%42.429%42.4%0.430108%3.041504%0.430108%0.4%1.0041.0049.893%49.9%50.107%50.1%3.673469%2.124838%3.673469%3.7%1.0371.0449.098%49.1%50.902%50.9%-40.410959%-40.410959%40.4%4.166539%0.7120.7158.405%58.4%41.595%41.6%-50.743100%-50.743100%50.7%5.630908%0.6630.6660.119%60.1%39.881%39.9%-72.592593%-72.592593%72.6%4.371952%0.5790.5863.315%63.3%36.685%36.7%93.333333%6.394558%93.333333%93.3%1.9331.9334.091%34.1%65.909%65.9%1,000.000000%7.280782%1,000.000000%> 1000%13.60013.66.849%6.85%93.151%93.2%-122.641509%-122.641509%122.6%7.891202%0.4490.4569.006%69.0%30.994%31.0%12.522686%4.696873%12.522686%12.5%1.1251.1347.054%47.1%52.946%52.9%16.405136%5.169461%16.405136%16.4%1.1641.1646.210%46.2%53.790%53.8%-8.850727%-8.850727%8.9%4.948524%0.9190.9252.119%52.1%47.881%47.9%12.738854%5.107154%12.738854%12.7%1.1271.1347.006%47.0%52.994%53.0%
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 Tract in Johnston

Children Age Cohorts by Tract#5

Percentage of population aged 0 to 17 (%):
19.8%22.6%25.3%28.0%30.7%33.5%

College Age Cohorts by Tract#6

Percentage of population aged 18 to 21 (%):
1.17%1.63%2.07%2.52%2.97%3.42%

20s Age Cohorts by Tract#7

Percentage of population aged 22 to 29 (%):
3.8%5.2%6.4%7.7%9.0%10.3%

30s Age Cohorts by Tract#8

Percentage of population aged 30 to 39 (%):
12.0%13.2%14.3%15.4%16.5%17.7%

40s Age Cohorts by Tract#9

Percentage of population aged 40 to 49 (%):
10.3%11.9%13.4%15.0%16.5%18.0%

50s Age Cohorts by Tract#10

Percentage of population aged 50 to 59 (%):
10.6%12.2%13.8%15.4%17.0%18.6%

60s Age Cohorts by Tract#11

Percentage of population aged 60 to 69 (%):
6.4%8.0%9.4%10.9%12.4%14.0%

70s Age Cohorts by Tract#12

Percentage of population aged 70 to 79 (%):
3.2%4.0%4.8%5.6%6.4%7.2%

80+ Age Cohorts by Tract#13

Percentage of population aged 80 and older (%):
0.8%2.7%4.6%6.4%8.3%10.2%
Road Data ©OpenStreetMap

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Map of Age Cohorts by Block Group in Johnston

Children Age Cohorts by Block Group#14

Percentage of population aged 0 to 17 (%):
13.1%17.4%21.6%25.8%30.1%34.3%

College Age Cohorts by Block Group#15

Percentage of population aged 18 to 21 (%):
1.1%2.0%2.8%3.7%4.5%5.4%

20s Age Cohorts by Block Group#16

Percentage of population aged 22 to 29 (%):
2.6%7.5%12.3%17.1%21.9%26.8%

30s Age Cohorts by Block Group#17

Percentage of population aged 30 to 39 (%):
8.6%10.6%12.6%14.7%16.7%18.7%

40s Age Cohorts by Block Group#18

Percentage of population aged 40 to 49 (%):
6.6%9.6%12.4%15.3%18.2%21.1%

50s Age Cohorts by Block Group#19

Percentage of population aged 50 to 59 (%):
3.6%7.3%11.0%14.6%18.3%22.0%

60s Age Cohorts by Block Group#20

Percentage of population aged 60 to 69 (%):
3.8%6.3%8.8%11.2%13.7%16.2%

70s Age Cohorts by Block Group#21

Percentage of population aged 70 to 79 (%):
1.5%2.8%4.0%5.3%6.5%7.8%

80+ Age Cohorts by Block Group#22

Percentage of population aged 80 and older (%):
0.7%4.0%7.2%10.3%13.5%16.8%
Road Data ©OpenStreetMap

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Map of Age Cohorts by Block in Johnston

Children Age Cohorts by Block#23

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

College Age Cohorts by Block#24

Percentage of population aged 18 to 21 (%):
0.0%4.0%8.0%12.0%16.0%20.0%

20s Age Cohorts by Block#25

Percentage of population aged 22 to 29 (%):
0%10%20%30%40%50%

30s Age Cohorts by Block#26

Percentage of population aged 30 to 39 (%):
0%10%20%30%40%50%

40s Age Cohorts by Block#27

Percentage of population aged 40 to 49 (%):
0%20%40%60%80%100%

50s Age Cohorts by Block#28

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

60s Age Cohorts by Block#29

Percentage of population aged 60 to 69 (%):
0%10%20%30%40%50%

70s Age Cohorts by Block#30

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

80+ Age Cohorts by Block#31

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 the Des Moines Area

There are 66 places in the Des Moines Area. This section compares Johnston to all of the places in the Des Moines Area and to those entities that contain or substantially overlap with Johnston.

Children by Place#32

Percentage of population aged 0 to 17 (%):
Scope: population of Johnston, selected other places in the Des Moines Area, and entities that contain Johnston
0%10%20%30%Count#BondurantHartfordTruroSpring HillBoutonEarlhamGrimesVan MeterWaukeeNew VirginiaDexterWoodwardPolk CityCummingMartensdaleGrangerMenloYaleSandyvilleMinburnCarlisleMiloPerryRunnellsLaconaAltoonaDawsonAnkenyNorwalkCliveJohnston Community School DistrictJohnstonJohnstonBevingtonDes Moines and West Des Moines Metro AreaDes MoinesUrbandalePolk CountyPolkDes MoinesAllemanWest North CentralIowaBagleyMidwestUnited States of AmericaUnited StatesWest Des MoinesW Des MoinesEast PeruRedfieldSt. MarysDiamondhead LakeDiamondhead LkLake PanoramaAckworthLinden38.235873%38.235873%38.2%1,942135.194175%35.194175%35.2%290234.429825%34.429825%34.4%157333.333333%33.333333%33.3%20432.919255%32.919255%32.9%53532.764281%32.764281%32.8%499632.431395%32.431395%32.4%3,380732.165605%32.165605%32.2%404831.772339%31.772339%31.8%5,387931.645570%31.645570%31.6%1751031.553398%31.553398%31.6%2601131.338680%31.338680%31.3%5081230.886999%30.886999%30.9%1,2711330.602410%30.602410%30.6%1271430.530973%30.530973%30.5%1381530.390144%30.390144%30.4%4441630.000000%30.000000%30.0%1231729.965157%29.965157%30.0%861829.729730%29.729730%29.7%221929.234973%29.234973%29.2%1072028.925825%28.925825%28.9%1,1662128.771552%28.771552%28.8%2672228.504317%28.504317%28.5%2,2452328.404669%28.404669%28.4%1462428.389831%28.389831%28.4%1342527.875629%27.875629%27.9%4,6532627.848101%27.848101%27.8%442727.824687%27.824687%27.8%14,86214.9k2827.473854%27.473854%27.5%2,7322927.388086%27.388086%27.4%4,6623027.219203%27.219203%27.2%9,61627.043251%27.043251%27.0%5,2713325.925926%25.925926%25.9%143825.663215%25.663215%25.7%156,996157k25.426908%25.426908%25.4%10,57210.6k3925.291021%25.291021%25.3%116,126116k24.908508%24.908508%24.9%53,02053.0k4223.847695%23.847695%23.8%1194723.689691%23.689691%23.7%4,971,0164.97M23.418418%23.418418%23.4%727,514728k23.283582%23.283582%23.3%785223.217458%23.217458%23.2%15,712,75815.7M23.108006%23.108006%23.1%73,612,43873.6M22.340322%22.340322%22.3%13,76713.8k5321.428571%21.428571%21.4%215617.500000%17.500000%17.5%1196115.714286%15.714286%15.7%336214.779874%14.779874%14.8%476314.038286%14.038286%14.0%1546413.636364%13.636364%13.6%96511.290323%11.290323%11.3%2166
Count number of children
# rank of place out of 66 by %

Age Cohorts by Place in Iowa

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

Children by Place#41

Percentage of population aged 0 to 17 (%):
Scope: population of Johnston, selected other places in Iowa, and entities that contain Johnston
0%10%20%30%Count#GrimesWaukeeDenisonPerryNorth LibertyAltoonaAnkenyNorwalkStorm LakeCliveJohnston Community School DistrictJohnstonJohnstonMarshalltownMuscatineMarionSioux CityDes Moines and West Des Moines Metro AreaDes MoinesBettendorfUrbandalePolk CountyPolkDes MoinesLe MarsIndianolaKeokukCarrollBurlingtonWaterlooWest North CentralDavenportSpencerPleasant HillIowaCrestonCouncil BluffsOttumwaMidwestNewtonUnited States of AmericaUnited StatesCedar RapidsPellaCoralvilleOskaloosaWest Des MoinesW Des MoinesMount PleasantMt PleasantClintonBooneFort MadisonMason CityFort DodgeDubuqueWaverlyGrinnellFairfieldCedar FallsIowa 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%4,6621027.219203%27.219203%27.2%9,61627.043251%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%21,30621.3k1525.663215%25.663215%25.7%156,996157k25.530701%25.530701%25.5%8,9481625.426908%25.426908%25.4%10,57210.6k1725.291021%25.291021%25.3%116,126116k24.908508%24.908508%24.9%53,02053.0k1824.740484%24.740484%24.7%2,4311924.460666%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%2,2202723.418418%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%2,6863921.069737%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%1,9094617.796610%17.796610%17.8%7,2664715.598536%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 Johnston to the 50 most populous places in the Midwest and to those entities that contain or substantially overlap with Johnston. The least populous of the compared places has a population of 95,520.

Children by Place#50

Percentage of population aged 0 to 17 (%):
Scope: population of Johnston, selected other places in the Midwest, and entities that contain Johnston
0%10%20%30%Count#AuroraDearbornOlatheJolietKansas CityElginSouth BendJohnston Community School DistrictJohnstonJohnstonMilwaukeeNapervilleKenoshaFlintWichitaFort WayneDes Moines and West Des Moines Metro AreaDes MoinesRockfordSt. PaulPolk CountyPolkDetroitPeoriaOmahaDes MoinesIndianapolisSioux FallsGreen BayRochesterGrand RapidsLansingTopekaWest North CentralDavenportIowaKansas CityToledoOverland ParkMidwestUnited States of AmericaUnited StatesClevelandCedar RapidsWarrenColumbusLincolnIndependenceSpringfieldDaytonCincinnatiChicagoEvansvilleAkronSt. LouisSterling HeightsSterling HtsMinneapolisFargoColumbiaSpringfieldMadisonAnn 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%28,12328.1k727.219203%27.219203%27.2%9,61627.043251%27.043251%27.0%5,27126.475933%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%67,42967.4k1325.663215%25.663215%25.7%156,996157k25.506528%25.506528%25.5%38,15738.2k1425.318684%25.318684%25.3%75,23775.2k1525.291021%25.291021%25.3%116,126116k25.218343%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%25,77625.8k2224.207332%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%61,75561.8k3522.480528%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%23,09423.1k4618.454317%18.454317%18.5%21,62221.6k4718.124235%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 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 Johnston to the 50 most populous places in the United States and to those entities that contain or substantially overlap with Johnston. The least populous of the compared places has a population of 383,899.

Children by Place#59

Percentage of population aged 0 to 17 (%):
Scope: population of Johnston, selected other places in the United States, and entities that contain Johnston
0%10%20%Count#FresnoFort WorthEl PasoJohnston Community School DistrictJohnstonJohnstonPhoenixMilwaukeeArlingtonWichitaOklahoma CitySan AntonioDes Moines and West Des Moines Metro AreaDes MoinesDallasHoustonMemphisPolk CountyPolkDetroitOmahaIndianapolisTulsaCharlotteMesaLong BeachLas VegasColorado SpringsColorado SpgsSacramentoWest North CentralSan JoseIowaKansas CityMidwestAlbuquerqueJacksonvilleUnited States of AmericaUnited StatesClevelandLouisvilleVirginia BeachVirginia BchColumbusPhiladelphiaChicagoRaleighTucsonLos AngelesNashville-DavidsonAustinNew YorkBaltimoreDenverSan DiegoOaklandMinneapolisAtlantaPortlandMiamiWashingtonBostonSeattleSan Francisco29.163869%29.163869%29.2%149,846150k128.577574%28.577574%28.6%233,173233k227.481425%27.481425%27.5%186,340186k327.219203%27.219203%27.2%9,61627.043251%27.043251%27.0%5,27126.837431%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%369,965370k925.663215%25.663215%25.7%156,996157k25.650464%25.650464%25.7%327,924328k1025.319180%25.319180%25.3%567,297567k1125.310548%25.310548%25.3%166,001166k1225.291021%25.291021%25.3%116,126116k25.218343%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%198,493198k1724.297490%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%190,226190k3022.168125%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%80,78280.8k4318.722638%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%114,685115k4716.549062%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:
Polk
Metro Area:
Des Moines Area
Townships:
Jefferson, Webster
Unorganized Territory:
Saylorville Reservoir
ZIP Codes:
50109, 50111, 50131, 50322
Unified School District:
Johnston
Congressional District:
IA-3
State Senate District:
IA-20
State House District:
IA-39
Neighboring Cities:
Grimes, Urbandale
Nearby Cities:
Alleman, Ankeny, Clive, Des Moines, Granger, Polk City, Waukee, West Des Moines, Windsor Heights
Nearby Unincorporated Places:
Saylorville