Age and Sex in the Elm Grove Township, Louisa 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 Louisa County.
Scope: population of Louisa County, the Elm Grove Township, and other county subdivisions in Louisa County
Elm Grove Township
0%1%2%3%4%Count%85+80-8475-7970-7467-6965-6662-6460-6155-5950-5445-4940-4435-3930-3425-2922-24212018-1915-1710-145-90-400.000%0%93.846%3.85%00.000%0%72.991%2.99%00.000%0%62.564%2.56%62.564%2.56%83.419%3.42%3816.239%16.2%104.274%4.27%166.838%6.84%2510.684%10.7%93.846%3.85%125.128%5.13%72.991%2.99%20.855%0.85%00.000%0%114.701%4.70%20.855%0.85%104.274%4.27%4418.803%18.8%125.128%5.13%00.000%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

Age and Sex#2

Percentage in each age cohort per year of age.1
Scope: population of Louisa County and the Elm Grove Township
Female Male
Louisa County
Elm Grove Township
Shaded bar tips show excess over facing bar.
0.5%0.0%0.5%Count%Senior2Older Adult3Younger Adult4College5Children6-0.071225%-0.200970%-0.051107%-0.071225%0.07%0.071225%0.118708%0.200970%0.189934%0.19%229.402%9.40%-0.786325%-0.659497%-0.786325%0.79%0.786325%0.188034%0.659497%0.073593%0.974359%0.97%10344.017%44.0%-0.284900%-0.142450%-0.568345%-0.427350%0.43%0.284900%0.568345%0.012345%0.284900%0.28%3012.821%12.8%-0.534188%-0.488845%-0.534188%0.53%0.534188%0.320513%0.488845%0.137766%0.854701%0.85%135.556%5.56%-0.735992%-0.618217%-0.735992%0.74%0.735992%0.094967%0.618217%0.081968%0.830959%0.83%6628.205%28.2%
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 Louisa County and the Elm Grove Township
Female Male
Louisa County
Elm Grove Township
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%-0.063883%-0.017776%0.000000%0.0%0.000000%0.000000%0.063883%0.000000%0.0%00.000%0%-0.000000%-0.181317%-0.071105%0.000000%0.0%0.000000%0.769231%0.181317%0.769231%0.8%93.846%3.85%-0.000000%-0.232868%-0.133321%0.000000%0.0%0.000000%0.000000%0.232868%0.000000%0.0%00.000%0%-0.256410%-0.396409%-0.033775%-0.256410%0.3%0.256410%0.085470%0.396409%0.341880%0.3%72.991%2.99%-0.000000%-0.334785%-0.177762%0.000000%0.0%0.000000%0.000000%0.334785%0.000000%0.0%00.000%0%-0.641026%-0.493289%-0.641026%0.6%0.641026%0.000000%0.493289%0.084437%0.641026%0.6%62.564%2.56%-0.000000%-0.554025%-0.192575%0.000000%0.0%0.000000%0.854701%0.554025%0.854701%0.9%62.564%2.56%-0.000000%-0.573282%0.000000%0.0%0.000000%1.709402%0.573282%0.226647%1.709402%1.7%83.419%3.42%-0.683761%-1.880342%-0.647054%-2.564103%2.6%0.683761%0.647054%0.133321%0.683761%0.7%3816.239%16.2%-0.170940%-0.803484%-0.170940%0.2%0.170940%0.512821%0.803484%0.042663%0.683761%0.7%104.274%4.27%-0.683761%-0.629277%-0.683761%0.7%0.683761%0.000000%0.629277%0.042663%0.683761%0.7%166.838%6.84%-0.512821%-0.540396%-0.512821%0.5%0.512821%1.111111%0.540396%0.174207%1.623932%1.6%2510.684%10.7%-0.000000%-0.769231%-0.561728%-0.104880%-0.769231%0.8%0.000000%0.561728%0.000000%0.0%93.846%3.85%-0.427350%-0.568838%-0.427350%0.4%0.427350%0.170940%0.568838%0.088881%0.598291%0.6%125.128%5.13%-0.170940%-0.463959%-0.170940%0.2%0.170940%0.256410%0.463959%0.007110%0.427350%0.4%72.991%2.99%-0.000000%-0.284900%-0.577726%-0.284900%0.3%0.000000%0.577726%0.088881%0.000000%0.0%20.855%0.85%-0.000000%-0.257755%0.000000%0.0%0.000000%0.000000%0.257755%0.222202%0.000000%0.0%00.000%0%-2.136752%-0.399964%-2.136752%2.1%2.136752%0.427350%0.399964%0.231091%2.564103%2.6%114.701%4.70%-0.000000%-0.648831%0.000000%0.0%0.000000%0.427350%0.648831%0.048885%0.427350%0.4%20.855%0.85%-0.427350%-0.569801%-0.714011%-0.997151%1.0%0.427350%0.714011%0.136284%0.427350%0.4%104.274%4.27%-1.709402%-0.341880%-0.636388%-2.051282%2.1%1.709402%0.636388%0.279086%1.709402%1.7%4418.803%18.8%-0.000000%-0.536841%-0.055106%0.000000%0.0%0.000000%1.025641%0.536841%1.025641%1.0%125.128%5.13%-0.000000%-0.558173%-0.010666%0.000000%0.0%0.000000%0.000000%0.558173%0.000000%0.0%00.000%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

Detailed Sex Ratio#4

Percentage more males or females in selected age cohorts.
Scope: population of Louisa County and the Elm Grove Township
More Females More Males
Louisa County
Elm Grove Township
1,000%500%0%M:FFM70-7465-6655-5950-5445-4940-4435-3930-3425-2922-242015-1710-14-8.520179%33.333333%33.333333%33.3%1.3331.3342.857%42.9%57.143%57.1%0.000000%0.000000%0.0%17.117117%1.0001.0050.000%50.0%50.000%50.0%-275.000000%-275.000000%275.0%20.604396%0.2670.2778.947%78.9%21.053%21.1%300.000000%5.309735%300.000000%300.0%4.0004.0020.000%20.0%80.000%80.0%0.000000%0.000000%0.0%6.779661%1.0001.0050.000%50.0%50.000%50.0%216.666667%32.236842%216.666667%216.7%3.1673.1724.000%24.0%76.000%76.0%-1,000.000000%-18.670886%-1,000.000000%> 1000%0.0000100.000%100%0.000%0%40.000000%15.625000%40.000000%40.0%1.4001.4041.667%41.7%58.333%58.3%150.000000%1.532567%150.000000%150.0%2.5002.5028.571%28.6%71.429%71.4%-1,000.000000%-1,000.000000%> 1000%15.384615%0.0000100.000%100%0.000%0%20.000000%57.777778%20.000000%20.0%1.2001.2045.455%45.5%54.545%54.5%-133.333333%-133.333333%133.3%19.087137%0.4290.4370.000%70.0%30.000%30.0%-20.000000%-20.000000%20.0%43.854749%0.8330.8354.545%54.5%45.455%45.5%
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 Elm Grove Township

Children Age Cohorts by Block#5

Percentage of population aged 0 to 17 (%):
0%12%24%36%48%60%

College Age Cohorts by Block#6

Percentage of population aged 18 to 21 (%):
0%6%11%17%23%29%

20s Age Cohorts by Block#7

Percentage of population aged 22 to 29 (%):
0%11%22%33%44%55%

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%20%40%60%80%100%

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%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%6%11%17%23%29%
Road Data ©OpenStreetMap

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Age Cohorts by County Subdivision in Iowa

There are 1,662 county subdivisions in Iowa. This section compares the Elm Grove Township to the 50 most populous county subdivisions in Iowa and to those entities that contain or substantially overlap with the Elm Grove Township. The least populous of the compared county subdivisions has a population of 9,112.

Children by County Subdivision#14

Percentage of population aged 0 to 17 (%):
Scope: population of the Elm Grove Township, selected other county subdivisions in Iowa, and entities that contain the Elm Grove Township
0%10%20%30%Count#Jefferson TownshipJeffersonWalnut TownshipWalnutPenn TownshipCrocker TownshipCrockerElm Grove TownshipElm GrvTaylor TownshipTaylorClay TownshipStorm Lake450200-2B.G. 450200-2Lee TownshipBoone TownshipBooneWebster TownshipWebsterSioux CityMarion TownshipMarionBloomfield TownshipBloomfieldBloomington TownshipBloomingtonPleasant Valley TownshipPleasant VlyLewis TownshipLewisAmerica TownshipAmerica450200Tract 450200IndianolaLake Prairie TownshipLk PrairieKeokukCarrollBurlingtonLouisa CountyLouisaWaterlooWest 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%15,44415.4k428.205128%28.205128%28.2%6628.192913%28.192913%28.2%5,267527.901677%27.901677%27.9%5,142627.405275%27.405275%27.4%2,951727.040816%27.040816%27.0%21226.817784%26.817784%26.8%17,48617.5k826.704371%26.704371%26.7%6,091925.906350%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%2,5681724.706446%24.706446%24.7%1,03124.460666%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%6,0672223.731224%23.731224%23.7%2,67023.725441%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 Elm Grove Township to the 50 most populous county subdivisions in the Midwest and to those entities that contain or substantially overlap with the Elm Grove Township. The least populous of the compared county subdivisions has a population of 112,821.

Children by County Subdivision#23

Percentage of population aged 0 to 17 (%):
Scope: population of the Elm Grove Township, selected other county subdivisions in the Midwest, and entities that contain the Elm Grove Township
0%10%20%Count#OlatheAurora TownshipAuroraKansas CityElm Grove TownshipElm GrvWayne TownshipWayne450200-2B.G. 450200-2MilwaukeeWichitaLawrence TownshipLawrenceNorth TownshipNSt. PaulDetroitOmaha450200Tract 450200Thornton TownshipThorntonSioux FallsRockford TownshipRockfordMilton TownshipMiltonBlue TownshipGrand RapidsLouisa CountyLouisaTopekaWest 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%42,91942.9k228.278188%28.278188%28.3%42,34842.3k328.205128%28.205128%28.2%6627.826444%27.826444%27.8%39,26239.3k427.040816%27.040816%27.0%21226.475933%26.475933%26.5%158,504159k525.967894%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%110,978111k1124.706446%24.706446%24.7%1,03124.478487%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%46,36846.4k1723.731224%23.731224%23.7%2,67023.720503%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 Elm Grove Township to the 50 most populous county subdivisions in the United States and to those entities that contain or substantially overlap with the Elm Grove Township. The least populous of the compared county subdivisions has a population of 547,300.

Children by County Subdivision#32

Percentage of population aged 0 to 17 (%):
Scope: population of the Elm Grove Township, selected other county subdivisions in the United States, and entities that contain the Elm Grove Township
0%10%20%Count#San BernardinoSouthwest DallasSW DallasNorthwest HarrisNW HarrisFresnoElm Grove TownshipElm GrvFort WorthSalt Lake CitySalt Lk City450200-2B.G. 450200-2Northeast TarrantNE TarrantHoustonMilwaukeeSan Antonio CentralSan Antonio CntrlEl PasoNortheast DallasNE DallasBronxPlanoTulsaDetroitPhoenix450200Tract 450200OntarioTownship 1:Charlotte1, CharlotteAnaheim-Santa Ana-Garden GroveAnaheim-Santa An…SacramentoLong Beach-LakewoodLong Bch-LakewoodLas VegasLouisa CountyLouisaWest 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%215,729216k328.397448%28.397448%28.4%196,566197k428.205128%28.205128%28.2%6627.641788%27.641788%27.6%235,492235k527.496527%27.496527%27.5%270,755271k627.040816%27.040816%27.0%21226.987978%26.987978%27.0%154,609155k726.725236%26.725236%26.7%882,854883k826.475933%26.475933%26.5%158,504159k926.202297%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%172,353172k1624.820142%24.820142%24.8%790,766791k1724.706446%24.706446%24.7%1,03124.651051%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%448,315448k2323.731224%23.731224%23.7%2,67023.689691%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:
Louisa
ZIP Codes:
52621, 52659, 52738
Unified School Districts:
Columbus, Winfield-Mount Union
Congressional District:
IA-2
State Senate District:
IA-44
State House District:
IA-88
Neighboring Townships:
Columbus City, Crawford, Marshall, Scott, Wayne
Nearby Townships:
Canaan, Concord, Marion, Marion, Morning Sun, Oakland, Oregon, Union, Wapello, Washington