Age and Sex in the Town of Fairfax, Gregory County, South Dakota (Town)

Age Structure#1

Percentage in each age cohort per year of age.1 Gray areas represent percentile bands from the county subdivisions in Gregory County.
Scope: population of Gregory County, the Town of Fairfax, and other county subdivisions in Gregory County
Town of Fairfax
0%1%2%3%Count%85+80-8475-7970-7467-6965-6662-6460-6155-5950-5445-4940-4435-3930-3425-2922-24212018-1915-1710-145-90-41112.088%12.1%88.791%8.79%1516.484%16.5%22.198%2.20%44.396%4.40%00.000%0%22.198%2.20%33.297%3.30%44.396%4.40%1819.780%19.8%44.396%4.40%22.198%2.20%22.198%2.20%22.198%2.20%33.297%3.30%33.297%3.30%00.000%0%00.000%0%00.000%0%55.495%5.49%00.000%0%22.198%2.20%11.099%1.10%
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 Gregory County and the Town of Fairfax
Female Male
Gregory County
Town of Fairfax
Shaded bar tips show excess over facing bar.
0.5%0.0%0.5%Count%Senior2Older Adult3Younger Adult4College5Children6-0.305250%-0.610501%-0.299054%-0.070482%-0.915751%0.92%0.305250%0.299054%0.305250%0.31%4043.956%44.0%-0.571429%-0.647854%-0.571429%0.57%0.571429%0.307692%0.647854%0.040787%0.879121%0.88%3336.264%36.3%-0.244200%-0.122100%-0.430796%-0.366300%0.37%0.244200%0.430796%0.075093%0.244200%0.24%1010.989%11.0%-0.000000%-0.237135%0.000000%0.00%0.000000%0.000000%0.237135%0.047427%0.000000%0.00%00.000%0%-0.000000%-0.590204%0.000000%0.00%0.000000%0.488400%0.590204%0.129107%0.488400%0.49%88.791%8.79%
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 Gregory County and the Town of Fairfax
Female Male
Gregory County
Town of Fairfax
Shaded bar tips show excess over facing bar.
3%2%1%0%1%2%3%Count%85+80-8475-7970-7467-6965-6662-6460-6155-5950-5445-4940-4435-3930-3425-2922-24212018-1915-1710-145-90-4-0.343407%-0.077069%-0.091890%-0.343407%0.3%0.343407%0.068681%0.077069%0.412088%0.4%1112.088%12.1%-0.000000%-1.758242%-0.374674%-1.758242%1.8%0.000000%0.374674%0.118568%0.000000%0.0%88.791%8.79%-0.219780%-2.857143%-0.270334%-0.317761%-3.076923%3.1%0.219780%0.270334%0.219780%0.2%1516.484%16.5%-0.219780%-0.526441%-0.094854%-0.219780%0.2%0.219780%0.000000%0.526441%0.219780%0.2%22.198%2.20%-0.732601%-0.521698%-0.732601%0.7%0.732601%0.000000%0.521698%0.134377%0.732601%0.7%44.396%4.40%-0.000000%-0.557268%0.000000%0.0%0.000000%0.000000%0.557268%0.000000%0.000000%0.0%00.000%0%-0.000000%-0.877401%0.000000%0.0%0.000000%0.732601%0.877401%0.110663%0.732601%0.7%22.198%2.20%-0.000000%-1.648352%-0.616552%-0.059284%-1.648352%1.6%0.000000%0.616552%0.000000%0.0%33.297%3.30%-0.000000%-0.692435%0.000000%0.0%0.000000%0.879121%0.692435%0.066398%0.879121%0.9%44.396%4.40%-1.758242%-0.678207%-1.758242%1.8%1.758242%0.439560%0.678207%0.042684%2.197802%2.2%1819.780%19.8%-0.439560%-0.479014%-0.028456%-0.439560%0.4%0.439560%0.000000%0.479014%0.439560%0.4%44.396%4.40%-0.000000%-0.564382%0.000000%0.0%0.000000%0.439560%0.564382%0.080626%0.439560%0.4%22.198%2.20%-0.000000%-0.439560%-0.398387%-0.439560%0.4%0.000000%0.398387%0.118568%0.000000%0.0%22.198%2.20%-0.000000%-0.439560%-0.460043%-0.018971%-0.439560%0.4%0.000000%0.460043%0.000000%0.0%22.198%2.20%-0.219780%-0.219780%-0.379417%-0.004743%-0.439560%0.4%0.219780%0.379417%0.219780%0.2%33.297%3.30%-0.000000%-0.482175%0.000000%0.0%0.000000%1.098901%0.482175%0.292467%1.098901%1.1%33.297%3.30%-0.000000%-0.118568%-0.047427%0.000000%0.0%0.000000%0.000000%0.118568%0.000000%0.0%00.000%0%-0.000000%-0.165995%0.000000%0.0%0.000000%0.000000%0.165995%0.237135%0.000000%0.0%00.000%0%-0.000000%-0.308276%0.000000%0.0%0.000000%0.000000%0.308276%0.000000%0.000000%0.0%00.000%0%-0.000000%-0.553316%0.000000%0.0%0.000000%1.831502%0.553316%0.134377%1.831502%1.8%55.495%5.49%-0.000000%-0.526441%0.000000%0.0%0.000000%0.000000%0.526441%0.094854%0.000000%0.0%00.000%0%-0.000000%-0.777804%0.000000%0.0%0.000000%0.439560%0.777804%0.056912%0.439560%0.4%22.198%2.20%-0.000000%-0.488499%0.000000%0.0%0.000000%0.219780%0.488499%0.232393%0.219780%0.2%11.099%1.10%
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 Gregory County and the Town of Fairfax
More Females More Males
Gregory County
Town of Fairfax
1,000%500%0%M:FFM85+80-8475-7970-7467-6960-6150-5445-4935-3930-3425-29-119.230769%20.000000%20.000000%20.0%1.2001.2045.455%45.5%54.545%54.5%-1,000.000000%-1,000.000000%> 1000%31.645570%0.0000100.000%100%0.000%0%-1,000.000000%-117.543860%-1,000.000000%> 1000%0.0710.0793.333%93.3%6.667%6.67%0.000000%-18.018018%0.000000%0.0%1.0001.0050.000%50.0%50.000%50.0%0.000000%0.000000%0.0%25.757576%1.0001.0050.000%50.0%50.000%50.0%-1,000.000000%-9.615385%-1,000.000000%> 1000%0.0000100.000%100%0.000%0%25.000000%6.293706%25.000000%25.0%1.2501.2544.444%44.4%55.556%55.6%0.000000%-5.940594%0.000000%0.0%1.0001.0050.000%50.0%50.000%50.0%-1,000.000000%-1,000.000000%> 1000%29.761905%0.0000100.000%100%0.000%0%-1,000.000000%-4.123711%-1,000.000000%> 1000%0.0000100.000%100%0.000%0%-100.000000%-1.250000%-100.000000%100.0%0.5000.5066.667%66.7%33.333%33.3%
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 Town of Fairfax

Children Age Cohorts by Block#5

Percentage of population aged 0 to 17 (%):
0%9%17%26%34%43%

College Age Cohorts by Block#6

Percentage of population aged 18 to 21 (%):
0%5%10%15%20%25%

20s Age Cohorts by Block#7

Percentage of population aged 22 to 29 (%):
0.0%2.9%5.7%8.6%11.4%14.3%

30s Age Cohorts by Block#8

Percentage of population aged 30 to 39 (%):
0%9%17%26%34%43%

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%10%20%30%40%50%

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%10%20%30%40%50%

80+ Age Cohorts by Block#13

Percentage of population aged 80 and older (%):
0%11%23%34%46%58%
Road Data ©OpenStreetMap

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Age Cohorts by County Subdivision in South Dakota

There are 1,335 county subdivisions in South Dakota. This section compares the Town of Fairfax to the 50 most populous county subdivisions in South Dakota and to those entities that contain or substantially overlap with the Town of Fairfax. The least populous of the compared county subdivisions has a population of 2,278.

Children by County Subdivision#14

Percentage of population aged 0 to 17 (%):
Scope: population of the Town of Fairfax, selected other county subdivisions in South Dakota, and entities that contain the Town of Fairfax
0%10%20%30%40%Count#West ToddEast CorsonEast Oglala LakotaE Oglala LakotaEast ToddNorth DeweyHarrisburgWest Oglala LakotaW Oglala LakotaTeaBrandonHartfordDell RapidsBox ElderSissetonSioux FallsSplit Rock TownshipSplit RockWest HughesSpringdale TownshipSpringdaleWest ButteBig Sioux TownshipBig SiouxHuronCentral PenningtonCntrl PenningtonChamberlainBox ElderSouth DakotaWatertownSioux FallsBelle FourcheWest North Central971200Tract 971200Gregory CountyGregoryRapid CitySturgisFort PierreAberdeenMidwestRedfieldUnited States of AmericaUnited StatesMitchellWinnerMadisonCanton971200-1B.G. 971200-1PierreSouth Central School District 26-5South 26-5LeadNorth Sioux CityN Sioux CityYanktonWest YanktonMilbankMobridgeSpearfishWest CusterSouthwest MeadeSW MeadeMount RushmoreMt RushmoreBrookingsNorth LawrenceN LawrenceHot SpringsVermillionZIP Code 57335ZIP 57335FairfaxTown of FairfaxFairfax40.204966%40.204966%40.2%2,040139.915156%39.915156%39.9%1,035238.953694%38.953694%39.0%2,204338.696211%38.696211%38.7%1,205438.562640%38.562640%38.6%1,379537.609671%37.609671%37.6%1,929637.040528%37.040528%37.0%3,144736.927398%36.927398%36.9%1,709833.109365%33.109365%33.1%3,203932.080537%32.080537%32.1%9561030.067295%30.067295%30.1%1,1171129.353398%29.353398%29.4%1,7751229.045488%29.045488%29.0%7791328.068158%28.068158%28.1%6,8361427.532629%27.532629%27.5%8861527.411765%27.411765%27.4%6991627.257094%27.257094%27.3%6341727.196653%27.196653%27.2%6501827.129788%27.129788%27.1%9491926.648414%26.648414%26.6%3,5042026.613546%26.613546%26.6%3,6742126.333584%26.333584%26.3%7012226.274765%26.274765%26.3%8092324.629931%24.629931%24.6%209,615210k24.375738%24.375738%24.4%5,3692424.232733%24.232733%24.2%34,78134.8k2523.981742%23.981742%24.0%1,3662623.689691%23.689691%23.7%4,971,0164.97M23.624288%23.624288%23.6%49823.571259%23.571259%23.6%99423.561243%23.561243%23.6%17,06817.1k2723.483833%23.483833%23.5%1,5762823.353819%23.353819%23.4%5322923.302019%23.302019%23.3%6,4743023.217458%23.217458%23.2%15,712,75815.7M23.212321%23.212321%23.2%6333123.108006%23.108006%23.1%73,612,43873.6M22.953235%22.953235%23.0%3,5833222.898347%22.898347%22.9%6513322.870018%22.870018%22.9%1,6243422.686025%22.686025%22.7%7503522.551253%22.551253%22.6%19822.458629%22.458629%22.5%3,1353622.379913%22.379913%22.4%20522.327869%22.327869%22.3%6813721.578345%21.578345%21.6%5663821.522112%21.522112%21.5%3,1393921.372106%21.372106%21.4%7574020.602706%20.602706%20.6%6704119.421965%19.421965%19.4%6724219.362921%19.362921%19.4%2,1644318.435880%18.435880%18.4%8184418.351184%18.351184%18.4%2,0394518.319116%18.319116%18.3%1,3104617.624077%17.624077%17.6%4,1054717.436333%17.436333%17.4%1,0274817.086835%17.086835%17.1%6104914.910002%14.910002%14.9%1,6075014.448669%14.448669%14.4%388.791209%8.791209%8.8%88.791209%8.791209%8.8%8
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 Town of Fairfax to the 50 most populous county subdivisions in the Midwest and to those entities that contain or substantially overlap with the Town of Fairfax. 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 Town of Fairfax, selected other county subdivisions in the Midwest, and entities that contain the Town of Fairfax
0%10%20%Count#OlatheAurora TownshipAuroraKansas CityWayne TownshipWayneMilwaukeeWichitaLawrence TownshipLawrenceNorth TownshipNSt. PaulDetroitOmahaSouth DakotaThornton TownshipThorntonSioux FallsRockford TownshipRockfordMilton TownshipMiltonBlue TownshipGrand RapidsTopekaWest North Central971200Tract 971200Palatine TownshipPalatineGregory CountyGregoryProviso TownshipProvisoDowners Grove TownshipDowners GrvToledoOverland ParkMidwestUnited States of AmericaUnited StatesWorth TownshipWorthClevelandCedar RapidsWarrenLincolnColumbusBloomingdale TownshipBloomingdale971200-1B.G. 971200-1Capital TownshipCapitalSouth Central School District 26-5South 26-5Lisle TownshipLisleWheeling TownshipWheelingYork TownshipSchaumburg TownshipSchaumburgDaytonCincinnatiChicagoAkronCenter TownshipCtrMaine TownshipMaineWashington TownshipWashingtonSt. LouisSterling HeightsSterling HtsMinneapolisFargoKaw TownshipSpringfield TownshipSpringfieldMadisonZIP Code 57335ZIP 57335Ann ArborFairfaxTown of FairfaxFairfax29.310098%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%110,978111k1124.629931%24.629931%24.6%209,615210k24.478487%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%4,971,0164.97M23.624288%23.624288%23.6%49823.596819%23.596819%23.6%26,85226.9k1923.571259%23.571259%23.6%99423.475670%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%35,21535.2k2422.998471%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%25,47325.5k3022.551253%22.551253%22.6%19822.459425%22.459425%22.5%26,15426.2k3122.379913%22.379913%22.4%20522.348361%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%42,16342.2k4914.448669%14.448669%14.4%3813.862661%13.862661%13.9%16,37016.4k508.791209%8.791209%8.8%88.791209%8.791209%8.8%8
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 Town of Fairfax to the 50 most populous county subdivisions in the United States and to those entities that contain or substantially overlap with the Town of Fairfax. 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 Town of Fairfax, selected other county subdivisions in the United States, and entities that contain the Town of Fairfax
0%10%20%Count#San BernardinoSouthwest DallasSW DallasNorthwest HarrisNW HarrisFresnoFort WorthSalt Lake CitySalt Lk CityNortheast TarrantNE TarrantHoustonMilwaukeeSan Antonio CentralSan Antonio CntrlEl PasoNortheast DallasNE DallasBronxPlanoTulsaDetroitPhoenixOntarioSouth DakotaTownship 1:Charlotte1, CharlotteAnaheim-Santa Ana-Garden GroveAnaheim-Santa An…SacramentoLong Beach-LakewoodLong Bch-LakewoodLas VegasWest North Central971200Tract 971200Gregory CountyGregoryOceanside-EscondidoOceanside-Escond…BrooklynMidwestUnited States of AmericaUnited StatesAlbuquerqueSan JoseEast San Gabriel ValleyE San Gabriel VlySeattle EastColumbus971200-1B.G. 971200-1Town of HempsteadHempsteadSouth Central School District 26-5South 26-5OrlandoPhiladelphiaSan DiegoChicagoTampaAustinSan Fernando ValleySan Fernando VlyTucsonBaltimoreLos AngelesDenverQueensAtlantaMiamiSeattleWashingtonBostonManhattanZIP Code 57335ZIP 57335San FranciscoFairfaxTown of FairfaxFairfax28.994345%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%158,701159k1824.629931%24.629931%24.6%209,615210k24.540635%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%4,971,0164.97M23.624288%23.624288%23.6%49823.571259%23.571259%23.6%99423.555887%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%147,927148k2622.866327%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%185,081185k3022.551253%22.551253%22.6%19822.467309%22.467309%22.5%172,708173k3122.379913%22.379913%22.4%20522.237882%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%239,355239k4914.448669%14.448669%14.4%3813.481174%13.481174%13.5%114,628115k508.791209%8.791209%8.8%88.791209%8.791209%8.8%8
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.

More Topics to Explore

Demographics

Income

Education

More Maps to Explore

State:
South Dakota
County:
Gregory
Town:
Fairfax
ZIP Code:
57335
Unified School District:
South 26-5
Congressional District:
SD-At Large
State Senate District:
SD-21
State House District:
SD-21
Neighboring Townships:
Fairfax
Nearby Townships:
Butte, Jackson, McCulley, Pleasant Valley, Schriever, Signal, Spencer, Star Valley
Nearby Unorganized Territories:
East Gregory