Age and Sex in the Polk Township, St. Clair County, Missouri (Township)

Age Structure#1

Percentage in each age cohort per year of age.1 Gray areas represent percentile bands from the county subdivisions in St. Clair County.
Scope: population of St. Clair County, the Polk Township, and other county subdivisions in St. Clair County
Polk 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%127.101%7.10%00.000%0%137.692%7.69%148.284%8.28%74.142%4.14%00.000%0%74.142%4.14%2514.793%14.8%00.000%0%105.917%5.92%116.509%6.51%52.959%2.96%00.000%0%169.467%9.47%00.000%0%00.000%0%00.000%0%52.959%2.96%84.734%4.73%00.000%0%3621.302%21.3%00.000%0%

Age and Sex#2

Percentage in each age cohort per year of age.1
Scope: population of St. Clair County and the Polk Township
Female Male
St. Clair County
Polk Township
Shaded bar tips show excess over facing bar.
1%0%1%Count%Senior2Older Adult3Younger Adult4College5Children6-0.328731%-0.098619%-0.332369%-0.050296%-0.427350%0.4%0.328731%0.332369%0.328731%0.3%4627.219%27.2%-0.402367%-0.677255%-0.402367%0.4%0.402367%0.449704%0.677255%0.044049%0.852071%0.9%5331.361%31.4%-0.230112%-0.230112%-0.440609%-0.460224%0.5%0.230112%0.440609%0.041178%0.230112%0.2%2112.426%12.4%-0.000000%-0.739645%-0.386489%-0.739645%0.7%0.000000%0.386489%0.121770%0.000000%0.0%52.959%2.96%-0.164366%-0.528848%-0.164366%0.2%0.164366%1.117686%0.528848%0.004118%1.282051%1.3%4426.036%26.0%

Detailed Age and Sex#3

Percentage in each age cohort per year of age.1
Scope: population of St. Clair County and the Polk Township
Female Male
St. Clair County
Polk 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%-0.048973%-0.080077%0.000000%0.0%0.000000%0.000000%0.048973%0.000000%0.0%00.000%0%-0.000000%-1.420118%-0.338839%-0.059297%-1.420118%1.4%0.000000%0.338839%0.000000%0.0%127.101%7.10%-0.000000%-0.491317%0.000000%0.0%0.000000%0.000000%0.491317%0.010589%0.000000%0.0%00.000%0%-0.000000%-0.671326%-0.002118%0.000000%0.0%0.000000%1.538462%0.671326%1.538462%1.5%137.692%7.69%-0.000000%-2.761341%-0.811803%-2.761341%2.8%0.000000%0.811803%0.003530%0.000000%0.0%148.284%8.28%-0.000000%-0.587675%-0.142948%0.000000%0.0%0.000000%2.071006%0.587675%2.071006%2.1%74.142%4.14%-0.000000%-0.956516%0.000000%0.0%0.000000%0.000000%0.956516%0.169420%0.000000%0.0%00.000%0%-0.000000%-2.071006%-0.423549%-0.465904%-2.071006%2.1%0.000000%0.423549%0.000000%0.0%74.142%4.14%-0.000000%-0.664972%0.000000%0.0%0.000000%2.958580%0.664972%0.167302%2.958580%3.0%2514.793%14.8%-0.000000%-0.715798%0.000000%0.0%0.000000%0.000000%0.715798%0.078357%0.000000%0.0%00.000%0%-0.591716%-0.580263%-0.012706%-0.591716%0.6%0.591716%0.000000%0.580263%0.591716%0.6%105.917%5.92%-0.591716%-0.482846%-0.591716%0.6%0.591716%0.118343%0.482846%0.072003%0.710059%0.7%116.509%6.51%-0.000000%-0.591716%-0.455316%-0.591716%0.6%0.000000%0.455316%0.000000%0.000000%0.0%52.959%2.96%-0.000000%-0.419314%0.000000%0.0%0.000000%0.000000%0.419314%0.031766%0.000000%0.0%00.000%0%-0.828402%-0.236686%-0.432020%-1.065089%1.1%0.828402%0.432020%0.067768%0.828402%0.8%169.467%9.47%-0.000000%-0.465904%0.000000%0.0%0.000000%0.000000%0.465904%0.081180%0.000000%0.0%00.000%0%-0.000000%-0.254130%0.000000%0.0%0.000000%0.000000%0.254130%0.275307%0.000000%0.0%00.000%0%-0.000000%-0.444727%0.000000%0.0%0.000000%0.000000%0.444727%0.180008%0.000000%0.0%00.000%0%-0.000000%-1.479290%-0.423549%-1.479290%1.5%0.000000%0.423549%0.015883%0.000000%0.0%52.959%2.96%-0.000000%-0.603558%-0.056473%0.000000%0.0%0.000000%1.577909%0.603558%1.577909%1.6%84.734%4.73%-0.000000%-0.586616%-0.050826%0.000000%0.0%0.000000%0.000000%0.586616%0.000000%0.0%00.000%0%-0.591716%-0.419314%-0.591716%0.6%0.591716%3.076923%0.419314%0.076239%3.668639%3.7%3621.302%21.3%-0.000000%-0.451080%0.000000%0.0%0.000000%0.000000%0.451080%0.023295%0.000000%0.0%00.000%0%

Detailed Sex Ratio#4

Percentage more males or females in selected age cohorts.
Scope: population of St. Clair County and the Polk Township
More Females More Males
St. Clair County
Polk Township
1,000%500%0%500%M:FFM80-8467-6960-6145-4940-4435-3925-2918-195-9-1,000.000000%-17.500000%-1,000.000000%> 1000%0.0000100.000%100%0.000%0%-1,000.000000%-1,000.000000%> 1000%0.434783%0.0000100.000%100%0.000%0%-1,000.000000%-110.000000%-1,000.000000%> 1000%0.0000100.000%100%0.000%0%0.000000%-2.189781%0.000000%0.0%1.0001.0050.000%50.0%50.000%50.0%20.000000%14.912281%20.000000%20.0%1.2001.2045.455%45.5%54.545%54.5%-1,000.000000%0.000000%-1,000.000000%> 1000%0.0000100.000%100%0.000%0%-28.571429%-28.571429%28.6%15.686275%0.7780.7856.250%56.3%43.750%43.8%-1,000.000000%-1,000.000000%> 1000%3.750000%0.0000100.000%100%0.000%0%520.000000%18.181818%520.000000%520.0%6.2006.2013.889%13.9%86.111%86.1%

Map of Age Cohorts by Block in the Polk Township

Children Age Cohorts by Block#5

Percentage of population aged 0 to 17 (%):
0%20%40%60%80%100%

College Age Cohorts by Block#6

Percentage of population aged 18 to 21 (%):
0%7%13%20%27%34%

20s Age Cohorts by Block#7

Percentage of population aged 22 to 29 (%):
0%7%13%20%27%34%

30s Age Cohorts by Block#8

Percentage of population aged 30 to 39 (%):
0%13%27%40%53%67%

40s Age Cohorts by Block#9

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

50s Age Cohorts by Block#10

Percentage of population aged 50 to 59 (%):
0%8%16%24%32%40%

60s Age Cohorts by Block#11

Percentage of population aged 60 to 69 (%):
0%10%20%30%40%50%

70s Age Cohorts by Block#12

Percentage of population aged 70 to 79 (%):
0%6%11%17%23%29%

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 Missouri

There are 1,395 county subdivisions in Missouri. This section compares the Polk Township to the 50 most populous county subdivisions in Missouri and to those entities that contain or substantially overlap with the Polk Township. The least populous of the compared county subdivisions has a population of 30,106.

Children by County Subdivision#14

Percentage of population aged 0 to 17 (%):
Scope: population of the Polk Township, selected other county subdivisions in Missouri, and entities that contain the Polk Township
0%10%20%30%Count#St. Ferdinand TownshipSt. FerdinandNorwood TownshipNorwoodLiberty TownshipLibertySni-A-Bar TownshipSni-A-BarBoone TownshipBooneWentzville TownshipWentzvillePrairie TownshipPrairieWashington TownshipWashingtonRock TownshipPolk TownshipWildhorse TownshipWildhorseMeramec TownshipMeramecLewis and Clark TownshipLewis and ClarkFlorissant TownshipFlorissantChesterfield TownshipChesterfieldBrooking TownshipBrookingChouteau TownshipChouteauBlue TownshipJefferson TownshipJeffersonAirport TownshipAirportWest North CentralJefferson TownshipJeffersonSpanish Lake TownshipSpanish LkMidwestFerguson TownshipFergusonUniversity TownshipUnivUnited States of AmericaUnited StatesMissouriBonhomme TownshipBonhommeWashington TownshipWashingtonMissouri TownshipMissouriCullen TownshipCullenLafayette TownshipLafayetteJoplin TownshipJoplinNormandy TownshipNormandyMidland TownshipMidlandMaryland Heights TownshipMaryland HtsClayton TownshipClaytonMissouri River TownshipMissouri RivGravois TownshipGravoisQueeny TownshipQueenyGallatin TownshipGallatinSt. Francois TownshipSt. FrancoisCreve Coeur TownshipCreve CoeurSt. LouisOakville TownshipOakvilleLemay TownshipLemayNorthwest TownshipNWConcord TownshipConcordSt. Clair CountySt. ClairCape Girardeau TownshipCape GirardeauZIP Code 64776ZIP 64776Kaw TownshipOsceola School DistrictOsceolaSpringfield TownshipSpringfieldTesson Ferry TownshipTesson Ferry480300Tract 480300Columbia TownshipColumbiaHadley TownshipHadley480300-1B.G. 480300-130.439633%30.439633%30.4%10,09510.1k129.395973%29.395973%29.4%9,855228.562795%28.562795%28.6%17,48717.5k328.411684%28.411684%28.4%23,52823.5k428.080750%28.080750%28.1%13,60413.6k527.685196%27.685196%27.7%12,27712.3k627.391148%27.391148%27.4%28,24028.2k727.128626%27.128626%27.1%20,45220.5k826.063348%26.063348%26.1%8,352926.035503%26.035503%26.0%4425.720877%25.720877%25.7%9,5891025.543126%25.543126%25.5%9,8411125.262308%25.262308%25.3%9,7031225.022072%25.022072%25.0%8,7861324.937040%24.937040%24.9%10,00110.0k1424.906925%24.906925%24.9%19,46819.5k1524.653875%24.653875%24.7%13,10613.1k1624.112045%24.112045%24.1%38,03038.0k1723.953089%23.953089%24.0%8,5171823.736283%23.736283%23.7%8,2411923.689691%23.689691%23.7%4,971,0164.97M23.288659%23.288659%23.3%12,59812.6k2023.260857%23.260857%23.3%8,2592123.217458%23.217458%23.2%15,712,75815.7M23.212913%23.212913%23.2%7,8522223.145510%23.145510%23.1%7,5542323.108006%23.108006%23.1%73,612,43873.6M23.023174%23.023174%23.0%1,395,1241.40M23.013276%23.013276%23.0%8,5112422.881818%22.881818%22.9%18,04318.0k2522.743202%22.743202%22.7%14,01814.0k2622.598926%22.598926%22.6%9,0522722.230409%22.230409%22.2%7,5432822.099868%22.099868%22.1%9,5732921.985501%21.985501%22.0%6,9453021.659675%21.659675%21.7%7,5383121.376130%21.376130%21.4%8,0653221.371960%21.371960%21.4%7,8203321.120653%21.120653%21.1%7,4033421.073373%21.073373%21.1%7,4333520.993619%20.993619%21.0%7,9953620.890869%20.890869%20.9%14,53914.5k3720.687294%20.687294%20.7%6,3453820.457999%20.457999%20.5%7,5403920.242382%20.242382%20.2%63,97264.0k4019.495687%19.495687%19.5%7,3454119.482990%19.482990%19.5%6,9644219.358267%19.358267%19.4%5,8284319.138870%19.138870%19.1%7,2414419.112664%19.112664%19.1%1,80519.054112%19.054112%19.1%7,9654518.761983%18.761983%18.8%68518.240862%18.240862%18.2%31,31531.3k4618.191023%18.191023%18.2%53918.124235%18.124235%18.1%29,93029.9k4717.057008%17.057008%17.1%6,7444816.068376%16.068376%16.1%47015.570648%15.570648%15.6%10,34010.3k4915.226110%15.226110%15.2%5,2395012.746305%12.746305%12.7%207

Age Cohorts by County Subdivision in the Midwest

There are 19,478 county subdivisions in the Midwest. This section compares the Polk Township to the 50 most populous county subdivisions in the Midwest and to those entities that contain or substantially overlap with the Polk 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 Polk Township, selected other county subdivisions in the Midwest, and entities that contain the Polk Township
0%10%20%Count#OlatheAurora TownshipAuroraKansas CityWayne TownshipWayneMilwaukeePolk TownshipWichitaLawrence TownshipLawrenceNorth TownshipNSt. PaulDetroitOmahaThornton TownshipThorntonSioux FallsRockford TownshipRockfordMilton TownshipMiltonBlue TownshipGrand RapidsTopekaWest North CentralPalatine TownshipPalatineProviso TownshipProvisoDowners Grove TownshipDowners GrvToledoOverland ParkMidwestUnited States of AmericaUnited StatesWorth TownshipWorthMissouriClevelandCedar RapidsWarrenLincolnColumbusBloomingdale TownshipBloomingdaleCapital TownshipCapitalLisle TownshipLisleWheeling TownshipWheelingYork TownshipSchaumburg TownshipSchaumburgDaytonCincinnatiChicagoAkronCenter TownshipCtrMaine TownshipMaineWashington TownshipWashingtonSt. LouisSterling HeightsSterling HtsMinneapolisFargoSt. Clair CountySt. ClairZIP Code 64776ZIP 64776Kaw TownshipOsceola School DistrictOsceolaSpringfield TownshipSpringfieldMadison480300Tract 480300Ann Arbor480300-1B.G. 480300-129.310098%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%158,504159k526.035503%26.035503%26.0%4425.967894%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%35,61435.6k2023.327643%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%35,21535.2k2423.023174%23.023174%23.0%1,395,1241.40M22.998471%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%23,09423.1k4619.112664%19.112664%19.1%1,80518.761983%18.761983%18.8%68518.240862%18.240862%18.2%31,31531.3k4718.191023%18.191023%18.2%53918.124235%18.124235%18.1%29,93029.9k4817.137062%17.137062%17.1%42,16342.2k4916.068376%16.068376%16.1%47013.862661%13.862661%13.9%16,37016.4k5012.746305%12.746305%12.7%207

Age Cohorts by County Subdivision in the United States

There are 35,600 county subdivisions in the United States. This section compares the Polk Township to the 50 most populous county subdivisions in the United States and to those entities that contain or substantially overlap with the Polk 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 Polk Township, selected other county subdivisions in the United States, and entities that contain the Polk Township
0%10%20%Count#San BernardinoSouthwest DallasSW DallasNorthwest HarrisNW HarrisFresnoFort WorthSalt Lake CitySalt Lk CityNortheast TarrantNE TarrantHoustonMilwaukeeSan Antonio CentralSan Antonio CntrlEl PasoPolk TownshipNortheast DallasNE DallasBronxPlanoTulsaDetroitPhoenixOntarioTownship 1:Charlotte1, CharlotteAnaheim-Santa Ana-Garden GroveAnaheim-Santa An…SacramentoLong Beach-LakewoodLong Bch-LakewoodLas VegasWest North CentralOceanside-EscondidoOceanside-Escond…BrooklynMidwestUnited States of AmericaUnited StatesAlbuquerqueMissouriSan JoseEast San Gabriel ValleyE San Gabriel VlySeattle EastColumbusTown of HempsteadHempsteadOrlandoPhiladelphiaSan DiegoChicagoTampaAustinSan Fernando ValleySan Fernando VlyTucsonBaltimoreLos AngelesDenverQueensAtlantaMiamiSt. Clair CountySt. ClairZIP Code 64776ZIP 64776Osceola School DistrictOsceolaSeattleWashingtonBoston480300Tract 480300ManhattanSan Francisco480300-1B.G. 480300-128.994345%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%143,291143k1126.035503%26.035503%26.0%4425.730246%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%155,230155k2423.337305%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%147,927148k2623.023174%23.023174%23.0%1,395,1241.40M22.866327%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%188,182188k4519.112664%19.112664%19.1%1,80518.761983%18.761983%18.8%68518.191023%18.191023%18.2%53917.999155%17.999155%18.0%187,875188k4617.402645%17.402645%17.4%114,685115k4716.549062%16.549062%16.5%108,939109k4816.068376%16.068376%16.1%47014.639548%14.639548%14.6%239,355239k4913.481174%13.481174%13.5%114,628115k5012.746305%12.746305%12.7%207

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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