Age and Sex in Rolfe, Pocahontas County, Iowa (City)

Age Structure#1

Percentage in each age cohort per year of age.1 Gray areas represent percentile bands from the county subdivisions in Pocahontas County.
Scope: population of Pocahontas County, Rolfe, and other county subdivisions in Pocahontas County
Rolfe
0.0%0.5%1.0%1.5%2.0%2.5%Count%85+80-8475-7970-7467-6965-6662-6460-6155-5950-5445-4940-4435-3930-3425-2922-24212018-1915-1710-145-90-4315.420%5.42%91.573%1.57%315.420%5.42%213.671%3.67%223.846%3.85%122.098%2.10%162.797%2.80%81.399%1.40%488.392%8.39%295.070%5.07%274.720%4.72%61.049%1.05%142.448%2.45%468.042%8.04%559.615%9.62%508.741%8.74%30.524%0.52%91.573%1.57%00.000%0%254.371%4.37%274.720%4.72%386.643%6.64%457.867%7.87%

Age and Sex#2

Percentage in each age cohort per year of age.1
Scope: population of Pocahontas County and Rolfe
Female Male
Pocahontas County
Rolfe
Shaded bar tips show excess over facing bar.
0.5%0.0%0.5%Count%Senior2Older Adult3Younger Adult4College5Children6-0.281663%-0.048563%-0.282066%-0.059403%-0.330225%0.33%0.281663%0.282066%0.281663%0.28%12622.028%22.0%-0.412587%-0.111888%-0.664495%-0.524476%0.52%0.412587%0.664495%0.036822%0.412587%0.41%13423.427%23.4%-0.738151%-0.126263%-0.475224%-0.864413%0.86%0.738151%0.475224%0.070025%0.738151%0.74%16528.846%28.8%-0.000000%-0.524476%-0.293868%-0.070811%-0.524476%0.52%0.000000%0.293868%0.000000%0.00%122.098%2.10%-0.621601%-0.608192%-0.028325%-0.621601%0.62%0.621601%0.067988%0.608192%0.689588%0.69%13523.601%23.6%

Detailed Age and Sex#3

Percentage in each age cohort per year of age.1
Scope: population of Pocahontas County and Rolfe
Female Male
Pocahontas County
Rolfe
Shaded bar tips show excess over facing bar.
2%1%0%1%2%Count%85+80-8475-7970-7467-6965-6662-6460-6155-5950-5445-4940-4435-3930-3425-2922-24212018-1915-1710-145-90-4-0.152972%-0.032780%-0.107102%-0.069041%-0.185752%0.2%0.152972%0.107102%0.152972%0.2%315.420%5.42%-0.000000%-0.314685%-0.198272%-0.118963%-0.314685%0.3%0.000000%0.198272%0.000000%0.0%91.573%1.57%-0.454545%-0.458859%-0.036822%-0.454545%0.5%0.454545%0.174825%0.458859%0.629371%0.6%315.420%5.42%-0.349650%-0.034965%-0.334230%-0.189775%-0.384615%0.4%0.349650%0.334230%0.349650%0.3%213.671%3.67%-0.641026%-0.528726%-0.641026%0.6%0.641026%0.000000%0.528726%0.193551%0.641026%0.6%223.846%3.85%-0.437063%-0.174825%-0.601898%-0.611888%0.6%0.437063%0.601898%0.056649%0.437063%0.4%122.098%2.10%-0.407925%-0.736440%-0.004721%-0.407925%0.4%0.407925%0.116550%0.736440%0.524476%0.5%162.797%2.80%-0.174825%-0.349650%-0.375301%-0.524476%0.5%0.174825%0.375301%0.212434%0.174825%0.2%81.399%1.40%-0.804196%-0.875230%-0.804196%0.8%0.804196%0.069930%0.875230%0.096304%0.874126%0.9%488.392%8.39%-0.174825%-0.664336%-0.824246%-0.839161%0.8%0.174825%0.824246%0.008497%0.174825%0.2%295.070%5.07%-0.314685%-0.580654%-0.314685%0.3%0.314685%0.314685%0.580654%0.011330%0.629371%0.6%274.720%4.72%-0.000000%-0.209790%-0.433366%-0.014162%-0.209790%0.2%0.000000%0.433366%0.000000%0.0%61.049%1.05%-0.104895%-0.279720%-0.456026%-0.384615%0.4%0.104895%0.456026%0.045319%0.104895%0.1%142.448%2.45%-0.594406%-0.456026%-0.594406%0.6%0.594406%0.419580%0.456026%0.000000%1.013986%1.0%468.042%8.04%-0.874126%-0.444696%-0.874126%0.9%0.874126%0.174825%0.444696%0.065147%1.048951%1.0%559.615%9.62%-0.815851%-1.282051%-0.590096%-2.097902%2.1%0.815851%0.590096%0.236038%0.815851%0.8%508.741%8.74%-0.000000%-0.524476%-0.311571%-0.099136%-0.524476%0.5%0.000000%0.311571%0.000000%0.0%30.524%0.52%-0.000000%-1.573427%-0.269084%-1.573427%1.6%0.000000%0.269084%0.410707%0.000000%0.0%91.573%1.57%-0.000000%-0.092055%-0.297408%0.000000%0.0%0.000000%0.000000%0.092055%0.000000%0.0%00.000%0%-0.699301%-0.058275%-0.684511%-0.757576%0.8%0.699301%0.684511%0.033045%0.699301%0.7%254.371%4.37%-0.454545%-0.642968%-0.135958%-0.454545%0.5%0.454545%0.034965%0.642968%0.489510%0.5%274.720%4.72%-0.664336%-0.563660%-0.664336%0.7%0.664336%0.000000%0.563660%0.062314%0.664336%0.7%386.643%6.64%-0.664336%-0.490016%-0.048152%-0.664336%0.7%0.664336%0.244755%0.490016%0.909091%0.9%457.867%7.87%

Detailed Sex Ratio#4

Percentage more males or females in selected age cohorts.
Scope: population of Pocahontas County and Rolfe
More Females More Males
Pocahontas County
Rolfe
1,000%500%0%M:FFM85+80-8475-7970-7467-6965-6662-6460-6155-5950-5445-4940-4435-3930-3425-2922-24212015-1710-145-90-4-21.428571%-64.462810%-21.428571%21.4%0.8240.8254.839%54.8%45.161%45.2%-1,000.000000%-60.000000%-1,000.000000%> 1000%0.0000100.000%100%0.000%0%-8.024691%38.461538%38.461538%38.5%1.3851.3841.935%41.9%58.065%58.1%-10.000000%-56.779661%-10.000000%10.0%0.9090.9152.381%52.4%47.619%47.6%0.000000%0.000000%0.0%36.607143%1.0001.0050.000%50.0%50.000%50.0%-40.000000%-40.000000%40.0%9.411765%0.7140.7158.333%58.3%41.667%41.7%-0.641026%28.571429%28.571429%28.6%1.2861.2943.750%43.8%56.250%56.3%-200.000000%-200.000000%200.0%56.603774%0.3330.3375.000%75.0%25.000%25.0%8.695652%11.003236%8.695652%8.7%1.0871.0947.917%47.9%52.083%52.1%-380.000000%-380.000000%380.0%1.030928%0.2080.2182.759%82.8%17.241%17.2%100.000000%1.951220%100.000000%100.0%2.0002.0033.333%33.3%66.667%66.7%-1,000.000000%-3.267974%-1,000.000000%> 1000%0.0000100.000%100%0.000%0%-266.666667%-266.666667%266.7%9.937888%0.2730.2778.571%78.6%21.429%21.4%0.000000%70.588235%70.588235%70.6%1.7061.7136.957%37.0%63.043%63.0%20.000000%14.649682%20.000000%20.0%1.2001.2045.455%45.5%54.545%54.5%-157.142857%-157.142857%157.1%40.000000%0.3890.3972.000%72.0%28.000%28.0%-1,000.000000%-31.818182%-1,000.000000%> 1000%0.0000100.000%100%0.000%0%-1,000.000000%-1,000.000000%> 1000%152.631579%0.0000100.000%100%0.000%0%-8.333333%-8.333333%8.3%4.827586%0.9230.9252.000%52.0%48.000%48.0%-21.145374%7.692308%7.692308%7.7%1.0771.0848.148%48.1%51.852%51.9%0.000000%0.000000%0.0%11.055276%1.0001.0050.000%50.0%50.000%50.0%-9.826590%36.842105%36.842105%36.8%1.3681.3742.222%42.2%57.778%57.8%

Map of Age Cohorts by Block in Rolfe

Children Age Cohorts by Block#5

Percentage of population aged 0 to 17 (%):
0%12%24%36%48%61%

College Age Cohorts by Block#6

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

20s Age Cohorts by Block#7

Percentage of population aged 22 to 29 (%):
0%20%40%60%80%100%

30s Age Cohorts by Block#8

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

40s Age Cohorts by Block#9

Percentage of population aged 40 to 49 (%):
0%13%27%40%53%67%

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 Rolfe to the 50 most populous county subdivisions in Iowa and to those entities that contain or substantially overlap with Rolfe. 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 Rolfe, selected other county subdivisions in Iowa, and entities that contain Rolfe
0%10%20%30%Count#Jefferson TownshipJeffersonWalnut TownshipWalnutPenn TownshipCrocker TownshipCrockerTaylor TownshipTaylorClay TownshipStorm LakeLee TownshipBoone TownshipBoone780200-3B.G. 780200-3Webster TownshipWebsterSioux CityMarion TownshipMarionBloomfield TownshipBloomfieldBloomington TownshipBloomingtonPleasant Valley TownshipPleasant VlyLewis TownshipLewisAmerica TownshipAmericaZIP Code 50581ZIP 50581IndianolaLake Prairie TownshipLk PrairieKeokukCarrollBurlingtonWaterlooWest North CentralDavenportSpencerRolfeRolfeKane TownshipIowaKnoxville TownshipKnoxvilleMidwestUnited States of AmericaUnited StatesCedar RapidsFranklin TownshipFranklinDes Moines TownshipDes MoinesFour Mile TownshipFour MileCenter TownshipCtrNewton TownshipNewtonPocahontas CountyPocahontasOskaloosaWalnut TownshipWalnutTimber Creek TownshipTimber CrkMonroe TownshipMonroePocahontas Area Community School DistrictPocahontas AreaClinton780200Tract 780200Des 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%6,091926.220204%26.220204%26.2%23125.906350%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%2,5681724.579832%24.579832%24.6%23424.460666%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%2,6402523.601399%23.601399%23.6%13523.601399%23.601399%23.6%13523.501754%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%3,3843322.404759%22.404759%22.4%1,58222.352227%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%2,8313721.546212%21.546212%21.5%1,11221.500688%21.500688%21.5%5,6223821.153201%21.153201%21.2%63121.077004%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 Rolfe to the 50 most populous county subdivisions in the Midwest and to those entities that contain or substantially overlap with Rolfe. 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 Rolfe, selected other county subdivisions in the Midwest, and entities that contain Rolfe
0%10%20%Count#OlatheAurora TownshipAuroraKansas CityWayne TownshipWayneMilwaukee780200-3B.G. 780200-3WichitaLawrence TownshipLawrenceNorth TownshipNSt. PaulDetroitOmahaZIP Code 50581ZIP 50581Thornton TownshipThorntonSioux FallsRockford TownshipRockfordMilton TownshipMiltonBlue TownshipGrand RapidsTopekaWest North CentralRolfeRolfePalatine TownshipPalatineProviso TownshipProvisoIowaDowners Grove TownshipDowners GrvToledoOverland ParkMidwestUnited States of AmericaUnited StatesWorth TownshipWorthClevelandCedar RapidsWarrenLincolnColumbusBloomingdale TownshipBloomingdaleCapital TownshipCapitalPocahontas CountyPocahontasLisle TownshipLisleWheeling TownshipWheelingYork TownshipSchaumburg TownshipSchaumburgDaytonCincinnatiChicagoAkronPocahontas Area Community School DistrictPocahontas AreaCenter TownshipCtr780200Tract 780200Maine 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%39,26239.3k426.475933%26.475933%26.5%158,504159k526.220204%26.220204%26.2%23125.967894%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%110,978111k1124.579832%24.579832%24.6%23424.478487%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%4,971,0164.97M23.601399%23.601399%23.6%13523.601399%23.601399%23.6%13523.596819%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%26,15426.2k3122.404759%22.404759%22.4%1,58222.348361%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%42,96143.0k3921.546212%21.546212%21.5%1,11221.428183%21.428183%21.4%31,52331.5k4021.153201%21.153201%21.2%63120.781276%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 Rolfe to the 50 most populous county subdivisions in the United States and to those entities that contain or substantially overlap with Rolfe. 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 Rolfe, selected other county subdivisions in the United States, and entities that contain Rolfe
0%10%20%Count#San BernardinoSouthwest DallasSW DallasNorthwest HarrisNW HarrisFresnoFort WorthSalt Lake CitySalt Lk CityNortheast TarrantNE TarrantHoustonMilwaukee780200-3B.G. 780200-3San Antonio CentralSan Antonio CntrlEl PasoNortheast DallasNE DallasBronxPlanoTulsaDetroitPhoenixOntarioZIP Code 50581ZIP 50581Township 1:Charlotte1, CharlotteAnaheim-Santa Ana-Garden GroveAnaheim-Santa An…SacramentoLong Beach-LakewoodLong Bch-LakewoodLas VegasWest North CentralRolfeRolfeOceanside-EscondidoOceanside-Escond…IowaBrooklynMidwestUnited States of AmericaUnited StatesAlbuquerqueSan JoseEast San Gabriel ValleyE San Gabriel VlySeattle EastColumbusTown of HempsteadHempsteadPocahontas CountyPocahontasOrlandoPhiladelphiaSan DiegoChicagoTampaAustinSan Fernando ValleySan Fernando VlyPocahontas Area Community School DistrictPocahontas AreaTucson780200Tract 780200BaltimoreLos 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%882,854883k826.475933%26.475933%26.5%158,504159k926.220204%26.220204%26.2%23126.202297%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%158,701159k1824.579832%24.579832%24.6%23424.540635%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%4,971,0164.97M23.601399%23.601399%23.6%13523.601399%23.601399%23.6%13523.555887%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%172,708173k3122.404759%22.404759%22.4%1,58222.237882%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%398,263398k3821.546212%21.546212%21.5%1,11221.517750%21.517750%21.5%188,032188k3921.153201%21.153201%21.2%63121.123671%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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