Age and Sex in the Buffalo Township, Kossuth 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 Kossuth County.
Scope: population of Kossuth County, the Buffalo Township, and other county subdivisions in Kossuth County
Buffalo Township
0%1%2%3%4%5%Count%85+80-8475-7970-7467-6965-6662-6460-6155-5950-5445-4940-4435-3930-3425-2922-24212018-1915-1710-145-90-4375.362%5.36%578.261%8.26%426.087%6.09%375.362%5.36%91.304%1.30%223.188%3.19%263.768%3.77%263.768%3.77%456.522%6.52%476.812%6.81%334.783%4.78%162.319%2.32%142.029%2.03%365.217%5.22%324.638%4.64%192.754%2.75%415.942%5.94%60.870%0.87%152.174%2.17%202.899%2.90%365.217%5.22%294.203%4.20%456.522%6.52%
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 Kossuth County and the Buffalo Township
Female Male
Kossuth County
Buffalo Township
Shaded bar tips show excess over facing bar.
1%0%1%Count%Senior2Older Adult3Younger Adult4College5Children6-0.326087%-0.169082%-0.275114%-0.063488%-0.495169%0.5%0.326087%0.275114%0.326087%0.3%20429.565%29.6%-0.510145%-0.647577%-0.510145%0.5%0.510145%0.098551%0.647577%0.034678%0.608696%0.6%19327.971%28.0%-0.378422%-0.482362%-0.378422%0.4%0.378422%0.056361%0.482362%0.056190%0.434783%0.4%10114.638%14.6%-0.978261%-0.510640%-0.978261%1.0%0.978261%0.289855%0.510640%0.003284%1.268116%1.3%628.986%8.99%-0.466989%-0.112721%-0.606419%-0.579710%0.6%0.466989%0.606419%0.019703%0.466989%0.5%13018.841%18.8%
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 Kossuth County and the Buffalo Township
Female Male
Kossuth County
Buffalo Township
Shaded bar tips show excess over facing bar.
3%2%1%0%1%2%3%Count%85+80-8475-7970-7467-6965-6662-6460-6155-5950-5445-4940-4435-3930-3425-2922-24212018-1915-1710-145-90-4-0.117754%-0.099638%-0.094821%-0.046384%-0.217391%0.2%0.117754%0.094821%0.117754%0.1%375.362%5.36%-0.637681%-0.376812%-0.250887%-0.244319%-1.014493%1.0%0.637681%0.250887%0.637681%0.6%578.261%8.26%-0.492754%-0.231884%-0.443977%-0.724638%0.7%0.492754%0.443977%0.021017%0.492754%0.5%426.087%6.09%-0.492754%-0.086957%-0.411139%-0.098516%-0.579710%0.6%0.492754%0.411139%0.492754%0.5%375.362%5.36%-0.193237%-0.048309%-0.450983%-0.241546%0.2%0.193237%0.450983%0.026271%0.193237%0.2%91.304%1.30%-0.579710%-0.434783%-0.660055%-0.006568%-1.014493%1.0%0.579710%0.660055%0.579710%0.6%223.188%3.19%-0.434783%-0.724638%-0.434783%0.4%0.434783%0.386473%0.724638%0.076623%0.821256%0.8%263.768%3.77%-0.869565%-0.666623%-0.091948%-0.869565%0.9%0.869565%0.144928%0.666623%1.014493%1.0%263.768%3.77%-0.579710%-0.748719%-0.579710%0.6%0.579710%0.144928%0.748719%0.158939%0.724638%0.7%456.522%6.52%-0.521739%-0.318841%-0.784185%-0.840580%0.8%0.521739%0.784185%0.000000%0.521739%0.5%476.812%6.81%-0.202899%-0.563510%-0.001314%-0.202899%0.2%0.202899%0.550725%0.563510%0.753623%0.8%334.783%4.78%-0.144928%-0.173913%-0.401944%-0.318841%0.3%0.144928%0.401944%0.006568%0.144928%0.1%162.319%2.32%-0.173913%-0.495206%-0.173913%0.2%0.173913%0.057971%0.495206%0.052542%0.231884%0.2%142.029%2.03%-0.347826%-0.347826%-0.533298%-0.695652%0.7%0.347826%0.533298%0.018390%0.347826%0.3%365.217%5.22%-0.434783%-0.057971%-0.417707%-0.492754%0.5%0.434783%0.417707%0.063050%0.434783%0.4%324.638%4.64%-0.000000%-0.483822%0.000000%0.0%0.000000%0.917874%0.483822%0.113840%0.917874%0.9%192.754%2.75%-2.318841%-0.426901%-0.006568%-2.318841%2.3%2.318841%1.304348%0.426901%3.623188%3.6%415.942%5.94%-0.000000%-0.518849%-0.052542%0.000000%0.0%0.000000%0.869565%0.518849%0.869565%0.9%60.870%0.87%-0.289855%-0.507246%-0.518849%-0.797101%0.8%0.289855%0.518849%0.036122%0.289855%0.3%152.174%2.17%-0.338164%-0.289855%-0.639257%-0.013135%-0.628019%0.6%0.338164%0.639257%0.338164%0.3%202.899%2.90%-0.492754%-0.617365%-0.002627%-0.492754%0.5%0.492754%0.057971%0.617365%0.550725%0.6%365.217%5.22%-0.405797%-0.614738%-0.405797%0.4%0.405797%0.028986%0.614738%0.056482%0.434783%0.4%294.203%4.20%-0.492754%-0.318841%-0.556942%-0.811594%0.8%0.492754%0.556942%0.024957%0.492754%0.5%456.522%6.52%
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 Kossuth County and the Buffalo Township
More Females More Males
Kossuth County
Buffalo Township
100%0%100%200%M:FFM85+80-8475-7970-7467-6965-6662-6460-6155-5950-5445-4940-4435-3930-3425-292118-1915-1710-145-90-4-84.615385%-48.917749%-84.615385%84.6%0.5420.5464.865%64.9%35.135%35.1%-59.090909%-97.382199%-59.090909%59.1%0.6290.6361.404%61.4%38.596%38.6%-47.058824%-47.058824%47.1%4.733728%0.6800.6859.524%59.5%40.476%40.5%-17.647059%-23.961661%-17.647059%17.6%0.8500.8554.054%54.1%45.946%45.9%-25.000000%-25.000000%25.0%5.825243%0.8000.8055.556%55.6%44.444%44.4%-75.000000%-0.995025%-75.000000%75.0%0.5710.5763.636%63.6%36.364%36.4%88.888889%10.574018%88.888889%88.9%1.8891.8934.615%34.6%65.385%65.4%-13.793103%16.666667%16.666667%16.7%1.1671.1746.154%46.2%53.846%53.8%25.000000%21.228070%25.000000%25.0%1.2501.2544.444%44.4%55.556%55.6%-61.111111%0.000000%-61.111111%61.1%0.6210.6261.702%61.7%38.298%38.3%-0.233100%271.428571%271.428571%271.4%3.7143.7121.212%21.2%78.788%78.8%-120.000000%-120.000000%120.0%1.633987%0.4550.4568.750%68.8%31.250%31.3%33.333333%10.610080%33.333333%33.3%1.3331.3342.857%42.9%57.143%57.1%-100.000000%-100.000000%100.0%3.448276%0.5000.5066.667%66.7%33.333%33.3%-13.333333%-13.333333%13.3%15.094340%0.8820.8853.125%53.1%46.875%46.9%-1.538462%56.250000%56.250000%56.3%1.5631.5639.024%39.0%60.976%61.0%-175.000000%-175.000000%175.0%6.962025%0.3640.3673.333%73.3%26.667%26.7%-85.714286%-2.054795%-85.714286%85.7%0.5380.5465.000%65.0%35.000%35.0%-0.425532%11.764706%11.764706%11.8%1.1181.1247.222%47.2%52.778%52.8%7.142857%9.188034%7.142857%7.1%1.0711.0748.276%48.3%51.724%51.7%-64.705882%-64.705882%64.7%4.481132%0.6070.6162.222%62.2%37.778%37.8%
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 Buffalo Township

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%20%40%60%80%100%

20s Age Cohorts by Block#7

Percentage of population aged 22 to 29 (%):
0%10%20%30%40%50%

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%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 Buffalo Township to the 50 most populous county subdivisions in Iowa and to those entities that contain or substantially overlap with the Buffalo 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 Buffalo Township, selected other county subdivisions in Iowa, and entities that contain the Buffalo Township
0%10%20%30%Count#Jefferson TownshipJeffersonWalnut TownshipWalnutPenn TownshipCrocker TownshipCrockerTaylor TownshipTaylorClay TownshipStorm LakeLee TownshipBoone TownshipBooneWebster TownshipWebsterSioux CityMarion TownshipMarionBloomfield TownshipBloomfieldBloomington TownshipBloomingtonPleasant Valley TownshipPleasant VlyLewis TownshipLewisAmerica TownshipAmericaIndianolaLake Prairie TownshipLk PrairieKeokukCarrollBurlingtonWaterlooWest North CentralDavenportSpencerKane TownshipIowaKnoxville TownshipKnoxvilleMidwestUnited States of AmericaUnited StatesAlgona Community School DistrictAlgonaCedar RapidsFranklin TownshipFranklinDes Moines TownshipDes MoinesFour Mile TownshipFour MileCenter TownshipCtrNewton TownshipNewtonOskaloosaWalnut TownshipWalnutTimber Creek TownshipTimber CrkKossuth CountyKossuth950200Tract 950200950200-1B.G. 950200-1Monroe TownshipMonroeClintonDes Moines TownshipDes MoinesMason CityFort DodgeMadison TownshipMadisonDubuqueWaverlyGrinnellFairfieldBuffalo TownshipBuffaloCedar 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%6,091925.906350%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%2,5681724.460666%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%73,612,43873.6M23.036135%23.036135%23.0%2,34622.994202%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%2,5123622.185735%22.185735%22.2%3,37822.162386%22.162386%22.2%53522.050717%22.050717%22.1%20021.771899%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%1,9094618.840580%18.840580%18.8%13017.796610%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 Buffalo Township to the 50 most populous county subdivisions in the Midwest and to those entities that contain or substantially overlap with the Buffalo 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 Buffalo Township, selected other county subdivisions in the Midwest, and entities that contain the Buffalo Township
0%10%20%Count#OlatheAurora TownshipAuroraKansas CityWayne TownshipWayneMilwaukeeWichitaLawrence TownshipLawrenceNorth TownshipNSt. PaulDetroitOmahaThornton TownshipThorntonSioux FallsRockford TownshipRockfordMilton TownshipMiltonBlue TownshipGrand RapidsTopekaWest North CentralPalatine TownshipPalatineProviso TownshipProvisoIowaDowners Grove TownshipDowners GrvToledoOverland ParkMidwestUnited States of AmericaUnited StatesWorth TownshipWorthAlgona Community School DistrictAlgonaClevelandCedar RapidsWarrenLincolnColumbusBloomingdale TownshipBloomingdaleCapital TownshipCapitalLisle TownshipLisleWheeling TownshipWheelingYork TownshipKossuth CountyKossuth950200Tract 950200Schaumburg TownshipSchaumburgDaytonCincinnati950200-1B.G. 950200-1ChicagoAkronCenter TownshipCtrMaine TownshipMaineWashington TownshipWashingtonSt. LouisSterling HeightsSterling HtsMinneapolisFargoBuffalo TownshipBuffaloKaw 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%158,504159k525.967894%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%38,03038.0k1623.914961%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%35,21535.2k2423.036135%23.036135%23.0%2,34622.998471%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%27,88327.9k3422.185735%22.185735%22.2%3,37822.162386%22.162386%22.2%53522.157443%22.157443%22.2%29,26429.3k3522.121536%22.121536%22.1%31,22331.2k3622.113949%22.113949%22.1%65,90265.9k3722.050717%22.050717%22.1%20021.913385%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%23,09423.1k4618.840580%18.840580%18.8%13018.240862%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 Buffalo Township to the 50 most populous county subdivisions in the United States and to those entities that contain or substantially overlap with the Buffalo 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 Buffalo Township, selected other county subdivisions in the United States, and entities that contain the Buffalo Township
0%10%20%Count#San BernardinoSouthwest DallasSW DallasNorthwest HarrisNW HarrisFresnoFort WorthSalt Lake CitySalt Lk CityNortheast TarrantNE TarrantHoustonMilwaukeeSan Antonio CentralSan Antonio CntrlEl PasoNortheast DallasNE DallasBronxPlanoTulsaDetroitPhoenixOntarioTownship 1:Charlotte1, CharlotteAnaheim-Santa Ana-Garden GroveAnaheim-Santa An…SacramentoLong Beach-LakewoodLong Bch-LakewoodLas VegasWest North CentralOceanside-EscondidoOceanside-Escond…IowaBrooklynMidwestUnited States of AmericaUnited StatesAlgona Community School DistrictAlgonaAlbuquerqueSan JoseEast San Gabriel ValleyE San Gabriel VlySeattle EastColumbusTown of HempsteadHempsteadOrlandoKossuth CountyKossuthPhiladelphia950200Tract 950200950200-1B.G. 950200-1San DiegoChicagoTampaAustinSan Fernando ValleySan Fernando VlyTucsonBaltimoreLos AngelesDenverQueensAtlantaMiamiBuffalo TownshipBuffaloSeattleWashingtonBostonManhattanSan 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%158,504159k926.202297%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%270,060270k2124.003737%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%73,612,43873.6M23.036135%23.036135%23.0%2,34623.033158%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%129,541130k3222.185735%22.185735%22.2%3,37822.168125%22.168125%22.2%345,809346k3322.162386%22.162386%22.2%53522.050717%22.050717%22.1%20021.982996%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%188,182188k4518.840580%18.840580%18.8%13017.999155%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:
Kossuth
City:
Titonka
ZIP Codes:
50480, 50483, 50484, 50522
Unified School District:
Algona
Congressional District:
IA-4
State Senate District:
IA-4
State House District:
IA-8
Neighboring Townships:
Bingham, German, Grant, Orthel, Plum Creek, Portland, Ramsey, Wesley
Nearby Townships:
Boone, Buffalo, Burt, Crystal, Greenwood, Irvington, Ledyard, Lincoln, Linden, Prairie