Age and Sex in the Portland Township, Plymouth 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 Plymouth County.
Scope: population of Plymouth County, the Portland Township, and other county subdivisions in Plymouth County
Portland Township
Plymouth County
Percentile:
0th - 100th
10th - 90th
20th - 80th
30th - 70th
40th - 60th
0.0%0.5%1.0%1.5%2.0%Count%85+80-8475-7970-7467-6965-6662-6460-6155-5950-5445-4940-4435-3930-3425-2922-24212018-1915-1710-145-90-4824.316%4.32%1316.895%6.89%432.263%2.26%874.579%4.58%392.053%2.05%331.737%1.74%301.579%1.58%452.368%2.37%834.368%4.37%1025.368%5.37%1065.579%5.58%1688.842%8.84%934.895%4.89%1166.105%6.11%743.895%3.89%492.579%2.58%70.368%0.37%40.211%0.21%683.579%3.58%804.211%4.21%22711.947%11.9%1115.842%5.84%1226.421%6.42%
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 Plymouth County and the Portland Township
Female Male
Plymouth County
Portland Township
Shaded bar tips show excess over facing bar.
0.5%0.0%0.5%Count%Senior2Older Adult3Younger Adult4College5Children6-0.244152%-0.118421%-0.214907%-0.061402%-0.362573%0.36%0.244152%0.214907%0.244152%0.24%41521.842%21.8%-0.503158%-0.655134%-0.503158%0.50%0.503158%0.117895%0.655134%0.032837%0.621053%0.62%53428.105%28.1%-0.464912%-0.040936%-0.533931%-0.016240%-0.505848%0.51%0.464912%0.533931%0.464912%0.46%33217.474%17.5%-0.421053%-0.197368%-0.497557%-0.030034%-0.618421%0.62%0.421053%0.497557%0.421053%0.42%794.158%4.16%-0.660819%-0.257310%-0.688771%-0.918129%0.92%0.660819%0.688771%0.018243%0.660819%0.66%54028.421%28.4%
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 Plymouth County and the Portland Township
Female Male
Plymouth County
Portland Township
Shaded bar tips show excess over facing bar.
1%0%1%Count%85+80-8475-7970-7467-6965-6662-6460-6155-5950-5445-4940-4435-3930-3425-2922-24212018-1915-1710-145-90-4-0.095395%-0.078947%-0.069828%-0.061819%-0.174342%0.2%0.095395%0.069828%0.095395%0.1%824.316%4.32%-0.536842%-0.305263%-0.161781%-0.167387%-0.842105%0.8%0.536842%0.161781%0.536842%0.5%1316.895%6.89%-0.210526%-0.031579%-0.289124%-0.032036%-0.242105%0.2%0.210526%0.289124%0.210526%0.2%432.263%2.26%-0.431579%-0.313952%-0.058465%-0.431579%0.4%0.431579%0.052632%0.313952%0.484211%0.5%874.579%4.58%-0.192982%-0.298246%-0.508570%-0.491228%0.5%0.192982%0.508570%0.056063%0.192982%0.2%392.053%2.05%-0.263158%-0.342105%-0.550617%-0.050056%-0.605263%0.6%0.263158%0.550617%0.263158%0.3%331.737%1.74%-0.210526%-0.441828%-0.210526%0.2%0.210526%0.105263%0.441828%0.233595%0.315789%0.3%301.579%1.58%-0.447368%-0.289474%-0.772866%-0.200224%-0.736842%0.7%0.447368%0.772866%0.447368%0.4%452.368%2.37%-0.421053%-0.741631%-0.421053%0.4%0.421053%0.031579%0.741631%0.003204%0.452632%0.5%834.368%4.37%-0.494737%-0.731219%-0.022425%-0.494737%0.5%0.494737%0.084211%0.731219%0.578947%0.6%1025.368%5.37%-0.378947%-0.635912%-0.378947%0.4%0.378947%0.357895%0.635912%0.062470%0.736842%0.7%1065.579%5.58%-0.800000%-0.490149%-0.800000%0.8%0.800000%0.168421%0.490149%0.060868%0.968421%1.0%1688.842%8.84%-0.473684%-0.601474%-0.061669%-0.473684%0.5%0.473684%0.031579%0.601474%0.505263%0.5%934.895%4.89%-0.305263%-0.610526%-0.551818%-0.001602%-0.915789%0.9%0.305263%0.551818%0.305263%0.3%1166.105%6.11%-0.336842%-0.439692%-0.336842%0.3%0.336842%0.105263%0.439692%0.000801%0.442105%0.4%743.895%3.89%-0.157895%-0.540605%-0.157895%0.2%0.157895%0.543860%0.540605%0.006674%0.701754%0.7%492.579%2.58%-0.157895%-0.492552%-0.040045%-0.157895%0.2%0.157895%0.052632%0.492552%0.210526%0.2%70.368%0.37%-0.000000%-0.312350%-0.080090%0.000000%0.0%0.000000%0.210526%0.312350%0.210526%0.2%40.211%0.21%-0.631579%-0.526316%-0.592664%-1.157895%1.2%0.631579%0.592664%0.000000%0.631579%0.6%683.579%3.58%-0.368421%-0.760852%-0.041380%-0.368421%0.4%0.368421%0.666667%0.760852%1.035088%1.0%804.211%4.21%-0.494737%-1.400000%-0.688771%-1.894737%1.9%0.494737%0.688771%0.080891%0.494737%0.5%22711.947%11.9%-0.568421%-0.659138%-0.568421%0.6%0.568421%0.031579%0.659138%0.074483%0.600000%0.6%1115.842%5.84%-0.621053%-0.585456%-0.064873%-0.621053%0.6%0.621053%0.042105%0.585456%0.663158%0.7%1226.421%6.42%
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 Plymouth County and the Portland Township
More Females More Males
Plymouth County
Portland Township
200%0%200%M:FFM85+80-8475-7970-7467-6965-6662-6460-6155-5950-5445-4940-4435-3930-3425-2922-242118-1915-1710-145-90-4-82.758621%-88.530466%-82.758621%82.8%0.5470.5564.634%64.6%35.366%35.4%-56.862745%-103.465347%-56.862745%56.9%0.6380.6461.069%61.1%38.931%38.9%-15.000000%-11.080332%-15.000000%15.0%0.8700.8753.488%53.5%46.512%46.5%-18.622449%12.195122%12.195122%12.2%1.1221.1247.126%47.1%52.874%52.9%-154.545455%-154.545455%154.5%11.023622%0.3930.3971.795%71.8%28.205%28.2%-130.000000%-9.090909%-130.000000%130.0%0.4350.4369.697%69.7%30.303%30.3%50.000000%52.870091%50.000000%50.0%1.5001.5040.000%40.0%60.000%60.0%-64.705882%-25.906736%-64.705882%64.7%0.6070.6162.222%62.2%37.778%37.8%7.500000%0.431965%7.500000%7.5%1.0751.0848.193%48.2%51.807%51.8%-3.066813%17.021277%17.021277%17.0%1.1701.1746.078%46.1%53.922%53.9%94.444444%9.823678%94.444444%94.4%1.9441.9433.962%34.0%66.038%66.0%21.052632%12.418301%21.052632%21.1%1.2111.2145.238%45.2%54.762%54.8%-10.252996%6.666667%6.666667%6.7%1.0671.0748.387%48.4%51.613%51.6%-200.000000%-0.290276%-200.000000%200.0%0.3330.3375.000%75.0%25.000%25.0%31.250000%0.182149%31.250000%31.3%1.3131.3143.243%43.2%56.757%56.8%344.444444%1.234568%344.444444%344.4%4.4444.4418.367%18.4%81.633%81.6%-8.130081%33.333333%33.333333%33.3%1.3331.3342.857%42.9%57.143%57.1%-83.333333%0.000000%-83.333333%83.3%0.5450.5564.706%64.7%35.294%35.3%-5.438596%180.952381%180.952381%181.0%2.8102.8126.250%26.3%73.750%73.8%-282.978723%-282.978723%283.0%11.744186%0.2610.2679.295%79.3%20.705%20.7%5.555556%11.300122%5.555556%5.6%1.0561.0648.649%48.6%51.351%51.4%-11.080711%6.779661%6.779661%6.8%1.0681.0748.361%48.4%51.639%51.6%
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 Group in the Portland Township

Children Age Cohorts by Block Group#5

Percentage of population aged 0 to 17 (%):
18.9%21.6%24.2%26.9%29.5%32.2%

College Age Cohorts by Block Group#6

Percentage of population aged 18 to 21 (%):
4.33%4.39%4.46%4.52%4.58%4.65%

20s Age Cohorts by Block Group#7

Percentage of population aged 22 to 29 (%):
3.8%4.9%6.0%7.1%8.2%9.3%

30s Age Cohorts by Block Group#8

Percentage of population aged 30 to 39 (%):
7.2%8.2%9.2%10.2%11.2%12.3%

40s Age Cohorts by Block Group#9

Percentage of population aged 40 to 49 (%):
8.6%10.3%11.8%13.4%15.0%16.6%

50s Age Cohorts by Block Group#10

Percentage of population aged 50 to 59 (%):
7.9%9.4%10.8%12.3%13.7%15.2%

60s Age Cohorts by Block Group#11

Percentage of population aged 60 to 69 (%):
8.0%8.9%9.7%10.5%11.4%12.3%

70s Age Cohorts by Block Group#12

Percentage of population aged 70 to 79 (%):
6.9%7.5%8.0%8.6%9.1%9.7%

80+ Age Cohorts by Block Group#13

Percentage of population aged 80 and older (%):
7.9%9.2%10.4%11.7%12.9%14.2%
Road Data ©OpenStreetMap

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Map of Age Cohorts by Block in the Portland Township

Children Age Cohorts by Block#14

Percentage of population aged 0 to 17 (%):
0%13%27%40%53%67%

College Age Cohorts by Block#15

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

20s Age Cohorts by Block#16

Percentage of population aged 22 to 29 (%):
0%15%30%45%60%75%

30s Age Cohorts by Block#17

Percentage of population aged 30 to 39 (%):
0%8%16%24%32%40%

40s Age Cohorts by Block#18

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

50s Age Cohorts by Block#19

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

60s Age Cohorts by Block#20

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

70s Age Cohorts by Block#21

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

80+ Age Cohorts by Block#22

Percentage of population aged 80 and older (%):
0%14%28%43%57%72%
Road Data ©OpenStreetMap

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Age Cohorts by County Subdivision in the Sioux City Area

There are 89 county subdivisions in the Sioux City Area. This section compares the Portland Township to the 50 most populous county subdivisions in the Sioux City Area and to those entities that contain or substantially overlap with the Portland Township. The least populous of the compared county subdivisions has a population of 342.

Children by County Subdivision#23

Percentage of population aged 0 to 17 (%):
Scope: population of the Portland Township, selected other county subdivisions in the Sioux City Area, and entities that contain the Portland Township
0%10%20%30%Count#Ottercreek TownshipOttercreekWoodbury TownshipWoodburySioux TownshipSiouxGrant TownshipGrantSouth Sioux CityS Sioux CityMarion TownshipMarionRutland TownshipRutlandHancock TownshipHancockBeresfordArlington TownshipArlingtonDakota CityEmerson TownshipEmersonEmerson PrecinctEmersonRemsen TownshipRemsenPortland TownshipPortlandSt. Johns PrecinctSt. JohnsGarfield TownshipGarfieldUnion TownshipUnionBig Sioux TownshipBig SiouxSpringbank TownshipSpringbankSloan TownshipSloanElk PointLiberty TownshipLibertyAlcesterCovington PrecinctCovingtonHubbard PrecinctHubbardSioux City Metro AreaSioux CityBanner TownshipBanner970300Tract 970300Hungerford TownshipHungerfordSioux CityPlymouth CountyPlymouthJefferson TownshipJeffersonAmerica TownshipAmericaFloyd TownshipFloydZIP Code 51001ZIP 51001Stanton TownshipStantonRock TownshipWakefield TownshipWakefieldWest North CentralIowaMidwestPerry TownshipPerryUnited States of AmericaUnited StatesWillow TownshipWillowNewcastle TownshipNewcastlePoncaDakota PrecinctDakotaJeffersonNorth Sioux CityN Sioux CityOmadi PrecinctOmadiConcord TownshipConcordKedron TownshipKedronListon TownshipListonWestfield TownshipWestfieldPlymouth TownshipPlymouthLittle Sioux TownshipLittle SiouxElgin TownshipElgin38.304094%38.304094%38.3%131136.910905%36.910905%36.9%2,146236.813187%36.813187%36.8%134331.858407%31.858407%31.9%180430.547181%30.547181%30.5%4,053530.185497%30.185497%30.2%179629.972376%29.972376%30.0%217729.958678%29.958678%30.0%145829.749867%29.749867%29.7%559929.503408%29.503408%29.5%6061029.493333%29.493333%29.5%5531129.382304%29.382304%29.4%1761229.197080%29.197080%29.2%2001328.696099%28.696099%28.7%5591428.421053%28.421053%28.4%5401528.199320%28.199320%28.2%2491627.883397%27.883397%27.9%4401727.337278%27.337278%27.3%2311827.129788%27.129788%27.1%9491926.846847%26.846847%26.8%1492026.739927%26.739927%26.7%3652126.650943%26.650943%26.7%5652226.619433%26.619433%26.6%2632326.600000%26.600000%26.6%2662426.414027%26.414027%26.4%4672526.359833%26.359833%26.4%1262626.290401%26.290401%26.3%44,36444.4k26.281530%26.281530%26.3%3232725.878294%25.878294%25.9%82525.817757%25.817757%25.8%4422825.773595%25.773595%25.8%21,30621.3k2925.124139%25.124139%25.1%6,27425.094103%25.094103%25.1%2003024.944148%24.944148%24.9%2,5683124.936709%24.936709%24.9%1973224.822695%24.822695%24.8%59524.822695%24.822695%24.8%1053324.247788%24.247788%24.2%1373424.075417%24.075417%24.1%3323523.689691%23.689691%23.7%4,971,0164.97M23.418418%23.418418%23.4%727,514728k23.217458%23.217458%23.2%15,712,75815.7M23.115578%23.115578%23.1%2763623.108006%23.108006%23.1%73,612,43873.6M23.031496%23.031496%23.0%1173722.851153%22.851153%22.9%1093822.704837%22.704837%22.7%2303922.576361%22.576361%22.6%1704022.260274%22.260274%22.3%1304121.578345%21.578345%21.6%5664221.276596%21.276596%21.3%2104321.065375%21.065375%21.1%2614420.526316%20.526316%20.5%1564519.064125%19.064125%19.1%1104617.112299%17.112299%17.1%644716.603053%16.603053%16.6%1744815.890411%15.890411%15.9%584914.936709%14.936709%14.9%5950
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 Portland Township to the 50 most populous county subdivisions in Iowa and to those entities that contain or substantially overlap with the Portland Township. The least populous of the compared county subdivisions has a population of 9,112.

Children by County Subdivision#32

Percentage of population aged 0 to 17 (%):
Scope: population of the Portland Township, selected other county subdivisions in Iowa, and entities that contain the Portland Township
0%10%20%30%Count#Jefferson TownshipJeffersonWalnut TownshipWalnutPenn TownshipCrocker TownshipCrockerPortland TownshipPortlandTaylor TownshipTaylorClay TownshipStorm LakeLee TownshipBoone TownshipBooneSioux City Metro AreaSioux CityWebster TownshipWebster970300Tract 970300Sioux CityMarion TownshipMarionBloomfield TownshipBloomfieldBloomington TownshipBloomingtonPleasant Valley TownshipPleasant VlyPlymouth CountyPlymouthLewis TownshipLewisAmerica TownshipAmericaZIP Code 51001ZIP 51001IndianolaLake Prairie TownshipLk PrairieKeokukCarrollBurlingtonWaterlooWest North CentralDavenportSpencerKane TownshipIowaKnoxville TownshipKnoxvilleMidwestUnited States of AmericaUnited StatesCedar RapidsFranklin TownshipFranklinDes Moines TownshipDes MoinesFour Mile TownshipFour MileCenter TownshipCtrNewton TownshipNewtonOskaloosaWalnut TownshipWalnutTimber Creek TownshipTimber CrkMonroe 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%15,44415.4k428.421053%28.421053%28.4%54028.192913%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%6,091926.290401%26.290401%26.3%44,36444.4k25.906350%25.906350%25.9%14,94914.9k1025.878294%25.878294%25.9%82525.773595%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%9,2041525.124139%25.124139%25.1%6,27425.083790%25.083790%25.1%3,2931624.944148%24.944148%24.9%2,5681724.822695%24.822695%24.8%59524.460666%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%16,21816.2k2323.689691%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%2,5123621.771899%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 Portland Township to the 50 most populous county subdivisions in the Midwest and to those entities that contain or substantially overlap with the Portland Township. The least populous of the compared county subdivisions has a population of 112,821.

Children by County Subdivision#41

Percentage of population aged 0 to 17 (%):
Scope: population of the Portland Township, selected other county subdivisions in the Midwest, and entities that contain the Portland Township
0%10%20%Count#OlatheAurora TownshipAuroraPortland TownshipPortlandKansas CityWayne TownshipWayneMilwaukeeSioux City Metro AreaSioux CityWichita970300Tract 970300Lawrence TownshipLawrenceNorth TownshipNSt. PaulDetroitPlymouth CountyPlymouthOmahaZIP Code 51001ZIP 51001Thornton TownshipThorntonSioux FallsRockford TownshipRockfordMilton TownshipMiltonBlue TownshipGrand RapidsTopekaWest North CentralPalatine TownshipPalatineProviso TownshipProvisoIowaDowners Grove TownshipDowners GrvToledoOverland ParkMidwestUnited States of AmericaUnited StatesWorth TownshipWorthClevelandCedar RapidsWarrenLincolnColumbusBloomingdale TownshipBloomingdaleCapital TownshipCapitalLisle TownshipLisleWheeling TownshipWheelingYork TownshipSchaumburg TownshipSchaumburgDaytonCincinnatiChicagoAkronCenter TownshipCtrMaine TownshipMaineWashington TownshipWashingtonSt. LouisSterling HeightsSterling HtsMinneapolisFargoKaw TownshipSpringfield TownshipSpringfieldMadisonAnn Arbor29.310098%29.310098%29.3%38,92038.9k128.976809%28.976809%29.0%42,91942.9k228.421053%28.421053%28.4%54028.278188%28.278188%28.3%42,34842.3k327.826444%27.826444%27.8%39,26239.3k426.475933%26.475933%26.5%158,504159k526.290401%26.290401%26.3%44,36444.4k25.967894%25.967894%26.0%100,764101k625.878294%25.878294%25.9%82525.854317%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%172,353172k1025.124139%25.124139%25.1%6,27425.047396%25.047396%25.0%110,978111k1124.822695%24.822695%24.8%59524.478487%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%30,23730.2k1823.689691%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%594,733595k3821.641949%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 Portland Township to the 50 most populous county subdivisions in the United States and to those entities that contain or substantially overlap with the Portland Township. The least populous of the compared county subdivisions has a population of 547,300.

Children by County Subdivision#50

Percentage of population aged 0 to 17 (%):
Scope: population of the Portland Township, selected other county subdivisions in the United States, and entities that contain the Portland Township
0%10%20%Count#San BernardinoSouthwest DallasSW DallasNorthwest HarrisNW HarrisPortland TownshipPortlandFresnoFort WorthSalt Lake CitySalt Lk CityNortheast TarrantNE TarrantHoustonMilwaukeeSioux City Metro AreaSioux CitySan Antonio CentralSan Antonio CntrlEl Paso970300Tract 970300Northeast DallasNE DallasBronxPlanoTulsaDetroitPlymouth CountyPlymouthZIP Code 51001ZIP 51001PhoenixOntarioTownship 1:Charlotte1, CharlotteAnaheim-Santa Ana-Garden GroveAnaheim-Santa An…SacramentoLong Beach-LakewoodLong Bch-LakewoodLas VegasWest North CentralOceanside-EscondidoOceanside-Escond…IowaBrooklynMidwestUnited States of AmericaUnited StatesAlbuquerqueSan JoseEast San Gabriel ValleyE San Gabriel VlySeattle EastColumbusTown of HempsteadHempsteadOrlandoPhiladelphiaSan DiegoChicagoTampaAustinSan 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%215,729216k328.421053%28.421053%28.4%54028.397448%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%158,504159k926.290401%26.290401%26.3%44,36444.4k26.202297%26.202297%26.2%183,823184k1026.125729%26.125729%26.1%143,291143k1125.878294%25.878294%25.9%82525.730246%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%172,353172k1625.124139%25.124139%25.1%6,27424.822695%24.822695%24.8%59524.820142%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%448,315448k2323.689691%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%594,733595k3521.700117%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:
Plymouth
Metro Area:
Sioux City Area
City:
Akron
ZIP Code:
51001
Unified School Districts:
Akron-Westfield, West Sioux
Congressional District:
IA-4
State Senate District:
IA-3
State House District:
IA-5
Neighboring Townships:
Johnson, Logan, Preston, Sioux Valley, Virginia, Washington, Westfield
Neighboring Unorganized Territories:
Richland
Nearby Townships:
Big Springs, Buncombe, Eagle, Grant, Liberty, Reading, Sioux, Spink, Washington