Age and Sex in the Silver Creek Township, Ida 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 Ida County.
Scope: population of Ida County, the Silver Creek Township, and other county subdivisions in Ida County
Silver Creek 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%00.000%0%1410.687%10.7%1410.687%10.7%00.000%0%00.000%0%00.000%0%00.000%0%00.000%0%00.000%0%00.000%0%1712.977%13.0%107.634%7.63%00.000%0%129.160%9.16%00.000%0%00.000%0%00.000%0%53.817%3.82%32.290%2.29%2922.137%22.1%1511.450%11.5%129.160%9.16%
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 Ida County and the Silver Creek Township
Female Male
Ida County
Silver Creek Township
Shaded bar tips show excess over facing bar.
1%0%1%Count%Senior2Older Adult3Younger Adult4College5Children6-0.296862%-0.265508%-0.070618%-0.296862%0.3%0.296862%0.000000%0.265508%0.296862%0.3%2821.374%21.4%-0.000000%-0.641386%0.000000%0.0%0.000000%0.519084%0.641386%0.076126%0.519084%0.5%1712.977%13.0%-0.212044%-0.508906%-0.480519%-0.031561%-0.720950%0.7%0.212044%0.480519%0.212044%0.2%2216.794%16.8%-0.000000%-0.340861%0.000000%0.0%0.000000%0.954198%0.340861%0.099418%0.954198%1.0%53.817%3.82%-0.720950%-0.625700%-0.720950%0.7%0.720950%1.060221%0.625700%0.047342%1.781170%1.8%5945.038%45.0%
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 Ida County and the Silver Creek Township
Female Male
Ida County
Silver Creek 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%-0.094092%-0.099418%0.000000%0.0%0.000000%0.000000%0.094092%0.000000%0.0%00.000%0%-0.000000%-0.269848%-0.102258%0.000000%0.0%0.000000%0.000000%0.269848%0.000000%0.0%00.000%0%-0.000000%-0.352223%-0.036927%0.000000%0.0%0.000000%2.137405%0.352223%2.137405%2.1%1410.687%10.7%-0.000000%-2.137405%-0.369266%-0.187473%-2.137405%2.1%0.000000%0.369266%0.000000%0.0%1410.687%10.7%-0.000000%-0.468683%0.000000%0.0%0.000000%0.000000%0.468683%0.052076%0.000000%0.0%00.000%0%-0.000000%-0.504190%0.000000%0.0%0.000000%0.000000%0.504190%0.262747%0.000000%0.0%00.000%0%-0.000000%-0.553899%-0.052076%0.000000%0.0%0.000000%0.000000%0.553899%0.000000%0.0%00.000%0%-0.000000%-0.667519%0.000000%0.0%0.000000%0.000000%0.667519%0.248544%0.000000%0.0%00.000%0%-0.000000%-0.795342%0.000000%0.0%0.000000%0.000000%0.795342%0.088056%0.000000%0.0%00.000%0%-0.000000%-0.707286%0.000000%0.0%0.000000%0.000000%0.707286%0.031246%0.000000%0.0%00.000%0%-0.000000%-0.559580%-0.045448%0.000000%0.0%0.000000%0.000000%0.559580%0.000000%0.0%00.000%0%-0.000000%-0.468683%0.000000%0.0%0.000000%2.595420%0.468683%0.238602%2.595420%2.6%1712.977%13.0%-0.000000%-1.526718%-0.369266%-0.082375%-1.526718%1.5%0.000000%0.369266%0.000000%0.0%107.634%7.63%-0.000000%-0.525494%0.000000%0.0%0.000000%0.000000%0.525494%0.051129%0.000000%0.0%00.000%0%-0.763359%-0.305344%-0.451640%-0.059651%-1.068702%1.1%0.763359%0.451640%0.763359%0.8%129.160%9.16%-0.000000%-0.553899%-0.037873%0.000000%0.0%0.000000%0.000000%0.553899%0.000000%0.0%00.000%0%-0.000000%-0.042608%0.000000%0.0%0.000000%0.000000%0.042608%0.369266%0.000000%0.0%00.000%0%-0.000000%-0.269848%-0.099418%0.000000%0.0%0.000000%0.000000%0.269848%0.000000%0.0%00.000%0%-0.000000%-0.475785%0.000000%0.0%0.000000%1.908397%0.475785%0.063911%1.908397%1.9%53.817%3.82%-0.000000%-0.763359%-0.643848%-0.763359%0.8%0.000000%0.643848%0.042608%0.000000%0.0%32.290%2.29%-1.832061%-0.553899%-1.832061%1.8%1.832061%0.763359%0.553899%0.204516%2.595420%2.6%2922.137%22.1%-0.305344%-0.658997%-0.031246%-0.305344%0.3%0.305344%1.679389%0.658997%1.984733%2.0%1511.450%11.5%-0.000000%-0.593666%-0.028405%0.000000%0.0%0.000000%1.832061%0.593666%1.832061%1.8%129.160%9.16%
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 Ida County and the Silver Creek Township
More Females More Males
Ida County
Silver Creek Township
1,000%500%0%500%M:FFM70-7435-3925-2915-1710-145-9-1,000.000000%-50.769231%-1,000.000000%> 1000%0.0000100.000%100%0.000%0%-1,000.000000%-22.307692%-1,000.000000%> 1000%0.0000100.000%100%0.000%0%-40.000000%-13.207547%-40.000000%40.0%0.7140.7158.333%58.3%41.667%41.7%-1,000.000000%-1,000.000000%> 1000%6.617647%0.0000100.000%100%0.000%0%41.666667%36.923077%41.666667%41.7%1.4171.4241.379%41.4%58.621%58.6%-4.741379%550.000000%550.000000%550.0%6.5006.5013.333%13.3%86.667%86.7%
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 Silver Creek Township

Children Age Cohorts by Block#5

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

College Age Cohorts by Block#6

Percentage of population aged 18 to 21 (%):
0%8%16%24%32%40%

20s Age Cohorts by Block#7

Percentage of population aged 22 to 29 (%):
0%13%27%40%53%67%

30s Age Cohorts by Block#8

Percentage of population aged 30 to 39 (%):
0%7%13%20%27%34%

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%20%40%60%80%100%
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 Silver Creek Township to the 50 most populous county subdivisions in Iowa and to those entities that contain or substantially overlap with the Silver Creek 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 Silver Creek Township, selected other county subdivisions in Iowa, and entities that contain the Silver Creek Township
0%10%20%30%40%Count#Silver Creek TownshipSilver CrkJefferson TownshipJeffersonWalnut TownshipWalnutPenn TownshipCrocker TownshipCrockerTaylor TownshipTaylorClay TownshipStorm LakeLee TownshipBoone TownshipBooneWebster TownshipWebsterSioux CityMarion TownshipMarionBloomfield TownshipBloomfieldBloomington TownshipBloomingtonPleasant Valley TownshipPleasant VlyLewis TownshipLewis090200-1B.G. 090200-1America TownshipAmericaIndianolaLake Prairie TownshipLk PrairieKeokukCarrollBurlingtonWaterloo090200Tract 090200West North CentralDavenportSpencerKane TownshipIowaIda CountyIdaKnoxville 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 TownshipWashington45.038168%45.038168%45.0%5933.785694%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%15,44415.4k428.192913%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%6,091925.906350%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%3,2931625.000000%25.000000%25.0%30324.944148%24.944148%24.9%2,5681724.460666%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%16,21816.2k2323.695548%23.695548%23.7%49523.689691%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%727,514728k23.377361%23.377361%23.4%1,64623.311076%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 Silver Creek Township to the 50 most populous county subdivisions in the Midwest and to those entities that contain or substantially overlap with the Silver Creek 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 Silver Creek Township, selected other county subdivisions in the Midwest, and entities that contain the Silver Creek Township
0%10%20%30%40%Count#Silver Creek TownshipSilver CrkOlatheAurora TownshipAuroraKansas CityWayne TownshipWayneMilwaukeeWichitaLawrence TownshipLawrenceNorth TownshipNSt. PaulDetroitOmaha090200-1B.G. 090200-1Thornton TownshipThorntonSioux FallsRockford TownshipRockfordMilton TownshipMiltonBlue TownshipGrand RapidsTopeka090200Tract 090200West North CentralPalatine TownshipPalatineProviso TownshipProvisoIowaIda CountyIdaDowners Grove TownshipDowners GrvToledoOverland ParkMidwestUnited States of AmericaUnited StatesWorth TownshipWorthClevelandCedar RapidsWarrenLincolnColumbusBloomingdale TownshipBloomingdaleCapital TownshipCapitalLisle TownshipLisleWheeling TownshipWheelingYork TownshipSchaumburg TownshipSchaumburgDaytonCincinnatiChicagoAkronCenter TownshipCtrMaine TownshipMaineWashington TownshipWashingtonSt. LouisSterling HeightsSterling HtsMinneapolisFargoKaw TownshipSpringfield TownshipSpringfieldMadisonAnn Arbor45.038168%45.038168%45.0%5929.310098%29.310098%29.3%38,92038.9k128.976809%28.976809%29.0%42,91942.9k228.278188%28.278188%28.3%42,34842.3k327.826444%27.826444%27.8%39,26239.3k426.475933%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%110,978111k1125.000000%25.000000%25.0%30324.478487%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%30,23730.2k1823.695548%23.695548%23.7%49523.689691%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%727,514728k23.377361%23.377361%23.4%1,64623.327643%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 Silver Creek Township to the 50 most populous county subdivisions in the United States and to those entities that contain or substantially overlap with the Silver Creek 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 Silver Creek Township, selected other county subdivisions in the United States, and entities that contain the Silver Creek Township
0%10%20%30%40%Count#Silver Creek TownshipSilver CrkSan BernardinoSouthwest DallasSW DallasNorthwest HarrisNW HarrisFresnoFort WorthSalt Lake CitySalt Lk CityNortheast TarrantNE TarrantHoustonMilwaukeeSan Antonio CentralSan Antonio CntrlEl PasoNortheast DallasNE DallasBronxPlanoTulsaDetroit090200-1B.G. 090200-1PhoenixOntarioTownship 1:Charlotte1, CharlotteAnaheim-Santa Ana-Garden GroveAnaheim-Santa An…SacramentoLong Beach-LakewoodLong Bch-LakewoodLas Vegas090200Tract 090200West North CentralOceanside-EscondidoOceanside-Escond…IowaIda CountyIdaBrooklynMidwestUnited States of AmericaUnited StatesAlbuquerqueSan JoseEast San Gabriel ValleyE San Gabriel VlySeattle EastColumbusTown of HempsteadHempsteadOrlandoPhiladelphiaSan DiegoChicagoTampaAustinSan Fernando ValleySan Fernando VlyTucsonBaltimoreLos AngelesDenverQueensAtlantaMiamiSeattleWashingtonBostonManhattanSan Francisco45.038168%45.038168%45.0%5928.994345%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%196,566197k427.641788%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%158,504159k926.202297%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%172,353172k1625.000000%25.000000%25.0%30324.820142%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%448,315448k2323.695548%23.695548%23.7%49523.689691%23.689691%23.7%4,971,0164.97M23.555887%23.555887%23.6%155,230155k2423.418418%23.418418%23.4%727,514728k23.377361%23.377361%23.4%1,64623.337305%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:
Ida
ZIP Codes:
51020, 51053, 51431, 51445
Unified School Districts:
Battle Creek-Ida Grove, Galva-Holstein, Odebolt-Arthur, Schaller-Crestland
Congressional District:
IA-4
State Senate District:
IA-9
State House District:
IA-17
Neighboring Townships:
Blaine, Cook, Corwin, Eureka, Galva, Logan, Richland
Nearby Townships:
Battle, Boyer Valley, Clinton, Diamond, Eden, Grant, Griggs, Hayes, Maple, Maple Valley