Age and Sex in the Bluff Creek Township, Monroe 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 Monroe County.
Scope: population of Monroe County, the Bluff Creek Township, and other county subdivisions in Monroe County
Bluff Creek Township
0%1%2%3%4%5%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%42.174%2.17%158.152%8.15%73.804%3.80%52.717%2.72%00.000%0%147.609%7.61%00.000%0%94.891%4.89%84.348%4.35%147.609%7.61%5429.348%29.3%00.000%0%00.000%0%00.000%0%52.717%2.72%00.000%0%00.000%0%00.000%0%158.152%8.15%2413.043%13.0%105.435%5.43%00.000%0%

Age and Sex#2

Percentage in each age cohort per year of age.1
Scope: population of Monroe County and the Bluff Creek Township
Female Male
Monroe County
Bluff Creek Township
Shaded bar tips show excess over facing bar.
1%0%1%Count%Senior2Older Adult3Younger Adult4College5Children6-0.226449%-0.015097%-0.234039%-0.060341%-0.241546%0.2%0.226449%0.234039%0.226449%0.2%3116.848%16.8%-0.956522%-0.668006%-0.956522%1.0%0.956522%0.239130%0.668006%0.039176%1.195652%1.2%9953.804%53.8%-0.000000%-0.477845%0.000000%0.0%0.000000%0.150966%0.477845%0.075339%0.150966%0.2%52.717%2.72%-0.000000%-0.439478%-0.119287%0.000000%0.0%0.000000%0.000000%0.439478%0.000000%0.0%00.000%0%-0.000000%-0.625732%0.000000%0.0%0.000000%1.479469%0.625732%0.084408%1.479469%1.5%4926.630%26.6%

Detailed Age and Sex#3

Percentage in each age cohort per year of age.1
Scope: population of Monroe County and the Bluff Creek Township
Female Male
Monroe County
Bluff Creek Township
Shaded bar tips show excess over facing bar.
3%2%1%0%1%2%3%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%-0.055719%-0.072200%0.000000%0.0%0.000000%0.000000%0.055719%0.000000%0.0%00.000%0%-0.000000%-0.434783%-0.261175%-0.434783%0.4%0.000000%0.261175%0.035158%0.000000%0.0%42.174%2.17%-0.760870%-0.263687%-0.120542%-0.760870%0.8%0.760870%0.108696%0.263687%0.869565%0.9%158.152%8.15%-0.000000%-0.236062%-0.130588%0.000000%0.0%0.000000%0.760870%0.236062%0.760870%0.8%73.804%3.80%-0.000000%-0.905797%-0.724092%-0.905797%0.9%0.000000%0.724092%0.025113%0.000000%0.0%52.717%2.72%-0.000000%-0.652938%-0.006278%0.000000%0.0%0.000000%0.000000%0.652938%0.000000%0.0%00.000%0%-0.905797%-0.686422%-0.905797%0.9%0.905797%0.724638%0.686422%0.100452%1.630435%1.6%147.609%7.61%-0.000000%-0.659216%0.000000%0.0%0.000000%0.000000%0.659216%0.025113%0.000000%0.0%00.000%0%-0.000000%-0.657961%0.000000%0.0%0.000000%0.978261%0.657961%0.067805%0.978261%1.0%94.891%4.89%-0.326087%-0.217391%-0.703164%-0.027624%-0.543478%0.5%0.326087%0.703164%0.326087%0.3%84.348%4.35%-0.000000%-1.521739%-0.615269%-1.521739%1.5%0.000000%0.615269%0.020090%0.000000%0.0%147.609%7.61%-2.173913%-0.660472%-2.173913%2.2%2.173913%1.521739%0.660472%0.065294%3.695652%3.7%5429.348%29.3%-0.000000%-0.384229%-0.037670%0.000000%0.0%0.000000%0.000000%0.384229%0.000000%0.0%00.000%0%-0.000000%-0.547464%-0.020090%0.000000%0.0%0.000000%0.000000%0.547464%0.000000%0.0%00.000%0%-0.000000%-0.454545%0.000000%0.0%0.000000%0.000000%0.454545%0.102963%0.000000%0.0%00.000%0%-0.000000%-0.460405%0.000000%0.0%0.000000%0.905797%0.460405%0.376695%0.905797%0.9%52.717%2.72%-0.000000%-0.326469%0.000000%0.0%0.000000%0.000000%0.326469%0.200904%0.000000%0.0%00.000%0%-0.000000%-0.389252%-0.062783%0.000000%0.0%0.000000%0.000000%0.389252%0.000000%0.0%00.000%0%-0.000000%-0.420643%-0.307634%0.000000%0.0%0.000000%0.000000%0.420643%0.000000%0.0%00.000%0%-0.000000%-0.602712%0.000000%0.0%0.000000%2.717391%0.602712%0.121380%2.717391%2.7%158.152%8.15%-0.000000%-0.635359%0.000000%0.0%0.000000%2.608696%0.635359%0.070316%2.608696%2.6%2413.043%13.0%-0.000000%-0.693119%0.000000%0.0%0.000000%1.086957%0.693119%0.080362%1.086957%1.1%105.435%5.43%-0.000000%-0.562531%0.000000%0.0%0.000000%0.000000%0.562531%0.080362%0.000000%0.0%00.000%0%

Detailed Sex Ratio#4

Percentage more males or females in selected age cohorts.
Scope: population of Monroe County and the Bluff Creek Township
More Females More Males
Monroe County
Bluff Creek Township
1,000%500%0%M:FFM80-8475-7967-6962-6450-5445-4940-44-1,000.000000%-1,000.000000%> 1000%13.461538%0.0000100.000%100%0.000%0%-45.714286%14.285714%14.285714%14.3%1.1431.1446.667%46.7%53.333%53.3%-1,000.000000%-1,000.000000%> 1000%3.468208%0.0000100.000%100%0.000%0%80.000000%14.634146%80.000000%80.0%1.8001.8035.714%35.7%64.286%64.3%-66.666667%-3.928571%-66.666667%66.7%0.6000.6062.500%62.5%37.500%37.5%-1,000.000000%-1,000.000000%> 1000%3.265306%0.0000100.000%100%0.000%0%70.000000%9.885932%70.000000%70.0%1.7001.7037.037%37.0%62.963%63.0%

Map of Age Cohorts by Tract in the Bluff Creek Township

Children Age Cohorts by Tract#5

Percentage of population aged 0 to 17 (%):
21.5%22.5%23.4%24.3%25.2%26.1%

College Age Cohorts by Tract#6

Percentage of population aged 18 to 21 (%):
3.63%3.80%3.96%4.12%4.29%4.45%

20s Age Cohorts by Tract#7

Percentage of population aged 22 to 29 (%):
6.76%7.11%7.46%7.81%8.15%8.50%

30s Age Cohorts by Tract#8

Percentage of population aged 30 to 39 (%):
5.2%6.9%8.4%10.0%11.6%13.2%

40s Age Cohorts by Tract#9

Percentage of population aged 40 to 49 (%):
10.2%11.9%13.5%15.1%16.7%18.3%

50s Age Cohorts by Tract#10

Percentage of population aged 50 to 59 (%):
14.599%14.629%14.659%14.688%14.718%14.747%

60s Age Cohorts by Tract#11

Percentage of population aged 60 to 69 (%):
10.94%11.36%11.77%12.19%12.60%13.01%

70s Age Cohorts by Tract#12

Percentage of population aged 70 to 79 (%):
4.7%5.8%6.8%7.9%8.9%10.0%

80+ Age Cohorts by Tract#13

Percentage of population aged 80 and older (%):
6.55%6.74%6.92%7.11%7.30%7.49%
Road Data ©OpenStreetMap

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Map of Age Cohorts by Block Group in the Bluff Creek Township

Children Age Cohorts by Block Group#14

Percentage of population aged 0 to 17 (%):
26.94%27.29%27.64%28.00%28.35%28.71%

College Age Cohorts by Block Group#15

Percentage of population aged 18 to 21 (%):
4.63%4.75%4.88%5.00%5.12%5.24%

20s Age Cohorts by Block Group#16

Percentage of population aged 22 to 29 (%):
0.0%2.3%4.6%6.9%9.2%11.6%

30s Age Cohorts by Block Group#17

Percentage of population aged 30 to 39 (%):
7.1%8.0%8.8%9.6%10.5%11.4%

40s Age Cohorts by Block Group#18

Percentage of population aged 40 to 49 (%):
10.5%11.5%12.4%13.3%14.2%15.2%

50s Age Cohorts by Block Group#19

Percentage of population aged 50 to 59 (%):
8.1%10.1%12.1%14.1%16.1%18.1%

60s Age Cohorts by Block Group#20

Percentage of population aged 60 to 69 (%):
11.4%12.9%14.4%16.0%17.5%19.0%

70s Age Cohorts by Block Group#21

Percentage of population aged 70 to 79 (%):
5.0%5.7%6.2%6.8%7.4%8.0%

80+ Age Cohorts by Block Group#22

Percentage of population aged 80 and older (%):
2.2%3.2%4.1%5.1%6.0%7.0%
Road Data ©OpenStreetMap

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Map of Age Cohorts by Block in the Bluff Creek Township

Children Age Cohorts by Block#23

Percentage of population aged 0 to 17 (%):
0%13%25%38%51%64%

College Age Cohorts by Block#24

Percentage of population aged 18 to 21 (%):
0.0%3.3%6.7%10.0%13.3%16.7%

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%7%13%20%27%34%

40s Age Cohorts by Block#27

Percentage of population aged 40 to 49 (%):
0%10%20%30%40%50%

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%20%40%60%80%100%

70s Age Cohorts by Block#30

Percentage of population aged 70 to 79 (%):
0%13%27%40%53%67%

80+ Age Cohorts by Block#31

Percentage of population aged 80 and older (%):
0%5%10%15%20%25%
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 Bluff Creek Township to the 50 most populous county subdivisions in Iowa and to those entities that contain or substantially overlap with the Bluff Creek 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 Bluff Creek Township, selected other county subdivisions in Iowa, and entities that contain the Bluff Creek Township
0%10%20%30%Count#Jefferson TownshipJeffersonWalnut TownshipWalnutPenn TownshipCrocker TownshipCrockerTaylor TownshipTaylorClay TownshipStorm LakeLee TownshipBoone TownshipBooneBluff Creek TownshipBluff CrkWebster TownshipWebsterSioux CityMarion TownshipMarionBloomfield TownshipBloomfieldBloomington TownshipBloomingtonPleasant Valley TownshipPleasant VlyLewis TownshipLewisAmerica TownshipAmericaIndianolaLake Prairie TownshipLk PrairieMonroe CountyMonroeKeokukCarrollBurlingtonWaterlooWest North CentralDavenportSpencerKane TownshipIowaKnoxville TownshipKnoxvilleMidwestUnited States of AmericaUnited StatesCedar RapidsFranklin TownshipFranklinAlbia Community School DistrictAlbiaDes 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%15,44415.4k428.192913%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%6,091926.630435%26.630435%26.6%4925.906350%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%2,5681724.460666%24.460666%24.5%3,7531824.273694%24.273694%24.3%3,0581924.045706%24.045706%24.0%1,91523.852089%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%5,3922922.820037%22.820037%22.8%1,59922.683503%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

Age Cohorts by County Subdivision in the Midwest

There are 19,478 county subdivisions in the Midwest. This section compares the Bluff Creek Township to the 50 most populous county subdivisions in the Midwest and to those entities that contain or substantially overlap with the Bluff Creek 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 Bluff Creek Township, selected other county subdivisions in the Midwest, and entities that contain the Bluff Creek Township
0%10%20%Count#OlatheAurora TownshipAuroraKansas CityWayne TownshipWayneBluff Creek TownshipBluff CrkMilwaukeeWichitaLawrence TownshipLawrenceNorth TownshipNSt. PaulDetroitOmahaThornton TownshipThorntonSioux FallsRockford TownshipRockfordMilton TownshipMiltonBlue TownshipMonroe CountyMonroeGrand RapidsTopekaWest North CentralPalatine TownshipPalatineProviso TownshipProvisoIowaDowners Grove TownshipDowners GrvToledoOverland ParkMidwestUnited States of AmericaUnited StatesWorth TownshipWorthClevelandCedar RapidsWarrenAlbia Community School DistrictAlbiaLincolnColumbusBloomingdale 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%42,34842.3k327.826444%27.826444%27.8%39,26239.3k426.630435%26.630435%26.6%4926.475933%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%110,978111k1124.478487%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%38,03038.0k1624.045706%24.045706%24.0%1,91523.914961%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%30,86930.9k2722.820037%22.820037%22.8%1,59922.619388%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

Age Cohorts by County Subdivision in the United States

There are 35,600 county subdivisions in the United States. This section compares the Bluff Creek Township to the 50 most populous county subdivisions in the United States and to those entities that contain or substantially overlap with the Bluff Creek 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 Bluff Creek Township, selected other county subdivisions in the United States, and entities that contain the Bluff Creek Township
0%10%20%Count#San BernardinoSouthwest DallasSW DallasNorthwest HarrisNW HarrisFresnoFort WorthSalt Lake CitySalt Lk CityNortheast TarrantNE TarrantHoustonBluff Creek TownshipBluff CrkMilwaukeeSan Antonio CentralSan Antonio CntrlEl PasoNortheast DallasNE DallasBronxPlanoTulsaDetroitPhoenixOntarioTownship 1:Charlotte1, CharlotteAnaheim-Santa Ana-Garden GroveAnaheim-Santa An…SacramentoMonroe CountyMonroeLong Beach-LakewoodLong Bch-LakewoodLas VegasWest North CentralOceanside-EscondidoOceanside-Escond…IowaBrooklynMidwestUnited States of AmericaUnited StatesAlbuquerqueSan JoseAlbia Community School DistrictAlbiaEast 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%196,566197k427.641788%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%882,854883k826.630435%26.630435%26.6%4926.475933%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%790,766791k1724.651051%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%270,060270k2124.045706%24.045706%24.0%1,91524.003737%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%401,701402k2722.820037%22.820037%22.8%1,59922.814001%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

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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