Age and Sex in Mellette County, South Dakota (County)

Age Structure#1

Percentage in each age cohort per year of age.1 Gray areas represent percentile bands from the counties in South Dakota.
Scope: population of South Dakota, Mellette County, and other counties in South Dakota
Mellette County
South Dakota
Percentile:
0th - 100th
10th - 90th
20th - 80th
30th - 70th
40th - 60th
0.0%0.5%1.0%1.5%2.0%Count%85+80-8475-7970-7467-6965-6662-6460-6155-5950-5445-4940-4435-3930-3425-2922-24212018-1915-1710-145-90-4311.488%1.49%301.440%1.44%783.745%3.74%562.688%2.69%502.400%2.40%663.169%3.17%833.985%3.98%653.120%3.12%1366.529%6.53%1165.569%5.57%1326.337%6.34%592.832%2.83%1055.041%5.04%1326.337%6.34%1185.665%5.66%753.601%3.60%271.296%1.30%211.008%1.01%542.592%2.59%803.841%3.84%1527.297%7.30%25112.050%12.0%1667.969%7.97%
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 South Dakota and Mellette County
Female Male
South Dakota
Mellette County
Shaded bar tips show excess over facing bar.
0.5%0.0%0.5%Count%Senior2Older Adult3Younger Adult4College5Children6-0.202699%-0.009335%-0.190792%-0.040143%-0.212034%0.21%0.202699%0.190792%0.202699%0.20%31114.930%14.9%-0.530005%-0.619662%-0.530005%0.53%0.530005%0.074892%0.619662%0.010194%0.604897%0.60%59128.373%28.4%-0.544087%-0.616677%-0.544087%0.54%0.544087%0.058676%0.616677%0.050440%0.602763%0.60%43020.643%20.6%-0.504081%-0.703507%-0.504081%0.50%0.504081%0.216035%0.703507%0.053404%0.720115%0.72%1024.897%4.90%-0.762789%-0.205366%-0.665250%-0.968155%0.97%0.762789%0.665250%0.037829%0.762789%0.76%64931.157%31.2%
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 South Dakota and Mellette County
Female Male
South Dakota
Mellette County
Shaded bar tips show excess over facing bar.
1.0%0.5%0.0%0.5%1.0%Count%85+80-8475-7970-7467-6965-6662-6460-6155-5950-5445-4940-4435-3930-3425-2922-24212018-1915-1710-145-90-4-0.042007%-0.050268%-0.047918%-0.042007%0.04%0.042007%0.009001%0.050268%0.051008%0.05%311.488%1.49%-0.057609%-0.172828%-0.183372%-0.063897%-0.230437%0.23%0.057609%0.183372%0.057609%0.06%301.440%1.44%-0.336054%-0.230137%-0.052123%-0.336054%0.34%0.336054%0.076812%0.230137%0.412866%0.41%783.745%3.74%-0.240038%-0.057609%-0.320589%-0.030785%-0.297648%0.30%0.240038%0.320589%0.240038%0.24%562.688%2.69%-0.384061%-0.032005%-0.407101%-0.029179%-0.416067%0.42%0.384061%0.407101%0.384061%0.38%502.400%2.40%-0.696111%-0.514654%-0.696111%0.70%0.696111%0.192031%0.514654%0.071558%0.888142%0.89%663.169%3.17%-0.448072%-0.587112%-0.015628%-0.448072%0.45%0.448072%0.432069%0.587112%0.880141%0.88%833.985%3.98%-0.528084%-0.651013%-0.528084%0.53%0.528084%0.504081%0.651013%0.000705%1.032165%1.03%653.120%3.12%-0.624100%-0.690693%-0.624100%0.62%0.624100%0.057609%0.690693%0.010881%0.681709%0.68%1366.529%6.53%-0.470475%-0.172828%-0.675207%-0.643303%0.64%0.470475%0.675207%0.007121%0.470475%0.47%1165.569%5.57%-0.614498%-0.038406%-0.569667%-0.652904%0.65%0.614498%0.569667%0.015816%0.614498%0.61%1326.337%6.34%-0.249640%-0.540692%-0.249640%0.25%0.249640%0.067211%0.540692%0.026250%0.316851%0.32%592.832%2.83%-0.355257%-0.563487%-0.355257%0.36%0.355257%0.297648%0.563487%0.042935%0.652904%0.65%1055.041%5.04%-0.412866%-0.441671%-0.634222%-0.854537%0.85%0.412866%0.634222%0.040890%0.412866%0.41%1326.337%6.34%-0.508881%-0.627877%-0.508881%0.51%0.508881%0.115218%0.627877%0.060865%0.624100%0.62%1185.665%5.66%-0.400064%-0.657417%-0.400064%0.40%0.400064%0.400064%0.657417%0.061492%0.800128%0.80%753.601%3.60%-0.624100%-0.048008%-0.720280%-0.672108%0.67%0.624100%0.720280%0.072850%0.624100%0.62%271.296%1.30%-0.000000%-0.715227%0.000000%0.00%0.000000%1.008161%0.715227%0.062040%1.008161%1.01%211.008%1.01%-0.624100%-0.048008%-0.689260%-0.672108%0.67%0.624100%0.689260%0.039363%0.624100%0.62%542.592%2.59%-0.432069%-0.416067%-0.629060%-0.848136%0.85%0.432069%0.629060%0.040655%0.432069%0.43%803.841%3.84%-0.489678%-0.480077%-0.636267%-0.969755%0.97%0.489678%0.636267%0.045567%0.489678%0.49%1527.297%7.30%-1.161786%-0.688367%-1.161786%1.16%1.161786%0.086414%0.688367%0.039668%1.248200%1.25%25112.050%12.0%-0.748920%-0.096015%-0.692832%-0.844935%0.84%0.748920%0.692832%0.026555%0.748920%0.75%1667.969%7.97%
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 South Dakota and Mellette County
More Females More Males
South Dakota
Mellette County
300%200%100%0%100%M:FFM85+80-8475-7970-7467-6965-6662-6460-6155-5950-5445-4940-4435-3930-3425-2922-242118-1915-1710-145-90-4-95.325055%21.428571%21.428571%21.4%1.2141.2145.161%45.2%54.839%54.8%-300.000000%-34.845572%-300.000000%300.0%0.2500.2580.000%80.0%20.000%20.0%-22.648831%22.857143%22.857143%22.9%1.2291.2344.872%44.9%55.128%55.1%-24.000000%-9.602698%-24.000000%24.0%0.8060.8155.357%55.4%44.643%44.6%-8.333333%-7.167597%-8.333333%8.3%0.9230.9252.000%52.0%48.000%48.0%27.586207%13.904110%27.586207%27.6%1.2761.2843.939%43.9%56.061%56.1%-2.661775%96.428571%96.428571%96.4%1.9641.9633.735%33.7%66.265%66.3%95.454545%0.108293%95.454545%95.5%1.9551.9533.846%33.8%66.154%66.2%9.230769%1.575312%9.230769%9.2%1.0921.0947.794%47.8%52.206%52.2%-36.734694%-36.734694%36.7%1.054573%0.7310.7357.759%57.8%42.241%42.2%-6.250000%-6.250000%6.3%2.776288%0.9410.9451.515%51.5%48.485%48.5%26.923077%4.854833%26.923077%26.9%1.2691.2744.068%44.1%55.932%55.9%83.783784%7.619485%83.783784%83.8%1.8381.8435.238%35.2%64.762%64.8%-106.976744%-106.976744%107.0%6.447310%0.4830.4867.424%67.4%32.576%32.6%22.641509%9.693839%22.641509%22.6%1.2261.2344.915%44.9%55.085%55.1%100.000000%9.353590%100.000000%100.0%2.0002.0033.333%33.3%66.667%66.7%-7.692308%-7.692308%7.7%10.114192%0.9290.9351.852%51.9%48.148%48.1%-7.692308%-7.692308%7.7%5.710876%0.9290.9351.852%51.9%48.148%48.1%-96.296296%-96.296296%96.3%6.462860%0.5090.5166.250%66.3%33.750%33.8%-98.039216%-98.039216%98.0%7.161588%0.5050.5066.447%66.4%33.553%33.6%7.438017%5.762666%7.438017%7.4%1.0741.0748.207%48.2%51.793%51.8%-12.820513%-12.820513%12.8%3.832847%0.8860.8953.012%53.0%46.988%47.0%
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 County Subdivision in Mellette County

Children Age Cohorts by County Subdivision#5

Percentage of population aged 0 to 17 (%):
0%10%21%31%42%53%

College Age Cohorts by County Subdivision#6

Percentage of population aged 18 to 21 (%):
0.0%4.7%9.4%14.1%18.8%23.6%

20s Age Cohorts by County Subdivision#7

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

30s Age Cohorts by County Subdivision#8

Percentage of population aged 30 to 39 (%):
0%6%12%18%25%31%

40s Age Cohorts by County Subdivision#9

Percentage of population aged 40 to 49 (%):
0%12%24%36%48%60%

50s Age Cohorts by County Subdivision#10

Percentage of population aged 50 to 59 (%):
0%14%28%42%55%70%

60s Age Cohorts by County Subdivision#11

Percentage of population aged 60 to 69 (%):
0%11%21%32%42%53%

70s Age Cohorts by County Subdivision#12

Percentage of population aged 70 to 79 (%):
0%8%16%24%32%40%

80+ Age Cohorts by County Subdivision#13

Percentage of population aged 80 and older (%):
0%20%40%60%80%100%
Road Data ©OpenStreetMap

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Map of Age Cohorts by Block Group in Mellette County

Children Age Cohorts by Block Group#14

Percentage of population aged 0 to 17 (%):
28.0%29.2%30.3%31.5%32.6%33.8%

College Age Cohorts by Block Group#15

Percentage of population aged 18 to 21 (%):
2.2%3.2%4.2%5.2%6.2%7.2%

20s Age Cohorts by Block Group#16

Percentage of population aged 22 to 29 (%):
5.5%6.9%8.3%9.6%11.0%12.4%

30s Age Cohorts by Block Group#17

Percentage of population aged 30 to 39 (%):
10.75%11.03%11.30%11.57%11.85%12.12%

40s Age Cohorts by Block Group#18

Percentage of population aged 40 to 49 (%):
8.81%8.97%9.13%9.28%9.43%9.59%

50s Age Cohorts by Block Group#19

Percentage of population aged 50 to 59 (%):
11.81%11.94%12.06%12.19%12.31%12.44%

60s Age Cohorts by Block Group#20

Percentage of population aged 60 to 69 (%):
7.8%10.0%12.1%14.2%16.3%18.5%

70s Age Cohorts by Block Group#21

Percentage of population aged 70 to 79 (%):
4.2%5.2%6.2%7.1%8.1%9.1%

80+ Age Cohorts by Block Group#22

Percentage of population aged 80 and older (%):
2.52%2.68%2.82%2.97%3.12%3.27%
Road Data ©OpenStreetMap

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Age Cohorts by Place in Mellette County

There are 4 places in Mellette County. This section compares all 4 of those to each other, Mellette County, and other entities that contain or substantially overlap with Mellette County.

Children by Place#23

Percentage of population aged 0 to 17 (%):
Scope: population of Mellette County, selected places in Mellette County, and entities that contain Mellette County
0%10%20%30%40%50%Count#NorrisWhite RiverCorn CreekMellette CountyMelletteSouth DakotaWest North CentralMidwestUnited States of AmericaUnited StatesWood53.645833%53.645833%53.6%103132.263514%32.263514%32.3%191231.914894%31.914894%31.9%30331.156985%31.156985%31.2%64924.629931%24.629931%24.6%209,615210k23.689691%23.689691%23.7%4,971,0164.97M23.217458%23.217458%23.2%15,712,75815.7M23.108006%23.108006%23.1%73,612,43873.6M0.000000%0.000000%0.0%04
Count number of children
# rank of place out of 4 by %

Age Cohorts by County Subdivision in Mellette County

There are 20 county subdivisions in Mellette County. This section compares all 20 of those to each other, Mellette County, and other entities that contain or substantially overlap with Mellette County.

Children by County Subdivision#32

Percentage of population aged 0 to 17 (%):
Scope: population of Mellette County, selected county subdivisions in Mellette County, and entities that contain Mellette County
0%10%20%30%40%50%Count#Norris TownshipNorrisRosebud TownshipRosebudCedarbutteWhite RiverMellette CountyMelletteCentral MelletteCntrl MelletteBlackpipe TownshipBlackpipeRunning Bird TownshipRunning BirdSouth DakotaWest North CentralMidwestUnited States of AmericaUnited StatesBad Nation TownshipBad NationFairview TownshipFairviewTown of WoodCody TownshipSurprise Valley TownshipSurprise VlyMosher TownshipMosherRiverside TownshipRiversideNew Surprise Valley TownshipNew Surprise VlyRing Thunder TownshipRing ThunderProspect TownshipProspect52.284264%52.284264%52.3%103148.148148%48.148148%48.1%26236.111111%36.111111%36.1%52332.263514%32.263514%32.3%191431.156985%31.156985%31.2%64930.739796%30.739796%30.7%241529.629630%29.629630%29.6%24628.571429%28.571429%28.6%12724.629931%24.629931%24.6%209,615210k23.689691%23.689691%23.7%4,971,0164.97M23.217458%23.217458%23.2%15,712,75815.7M23.108006%23.108006%23.1%73,612,43873.6M0.000000%0.000000%0.0%080.000000%0.000000%0.0%090.000000%0.000000%0.0%0100.000000%0.000000%0.0%0110.000000%0.000000%0.0%0120.000000%0.000000%0.0%0130.000000%0.000000%0.0%0140.000000%0.000000%0.0%0150.000000%0.000000%0.0%0160.000000%0.000000%0.0%017
Count number of children
# rank of county subdivision out of 17 by %

Age Cohorts by County in South Dakota

There are 66 counties in South Dakota. This section compares Mellette County to the 50 most populous counties in South Dakota and to those entities that contain or substantially overlap with Mellette County. The least populous of the compared counties has a population of 2,961.

Children by County#41

Percentage of population aged 0 to 17 (%):
Scope: population of Mellette County, selected other counties in South Dakota, and entities that contain Mellette County
0%10%20%30%40%Count#Todd CountyToddOglala Lakota CountyOglala LakotaDewey CountyDeweyCorson CountyCorsonBennett CountyBennettHanson CountyHansonJackson CountyJacksonMellette CountyMelletteHamlin CountyHamlinCharles Mix CountyCharles MixLincoln CountyLincolnLyman CountyLymanRoberts CountyRobertsMcCook CountyMcCookBeadle CountyBeadleBrule CountyBruleMoody CountyMoodyMinnehaha CountyMinnehahaUnion CountyUnionSouth DakotaCodington CountyCodingtonButte CountyButteEdmunds CountyEdmundsMeade CountyMeadeSpink CountySpinkStanley CountyStanleyPennington CountyPenningtonClark CountyClarkHughes CountyHughesWest North CentralTurner CountyTurnerGregory CountyGregoryBrown CountyBrownHutchinson CountyHutchinsonMidwestDeuel CountyDeuelUnited States of AmericaUnited StatesDavison CountyDavisonWalworth CountyWalworthMarshall CountyMarshallDouglas CountyDouglasTripp CountyTrippGrant CountyGrantLake CountyLakeKingsbury CountyKingsburyDay CountyDayYankton CountyYanktonPerkins CountyPerkinsHand CountyHandBrookings CountyBrookingsLawrence CountyLawrenceFall River CountyFall RiverBon Homme CountyBon HommeCuster CountyCusterClay CountyClay40.263499%40.263499%40.3%4,034137.783075%37.783075%37.8%5,389235.173390%35.173390%35.2%1,988334.604317%34.604317%34.6%1,443434.600871%34.600871%34.6%1,192532.477876%32.477876%32.5%1,101631.976744%31.976744%32.0%1,045731.156985%31.156985%31.2%64930.809008%30.809008%30.8%1,847829.567748%29.567748%29.6%2,743929.074247%29.074247%29.1%14,94314.9k1028.845655%28.845655%28.8%1,1121128.298038%28.298038%28.3%2,9131226.513533%26.513533%26.5%1,4891325.981823%25.981823%26.0%4,7171425.545934%25.545934%25.5%1,3571525.321955%25.321955%25.3%1,6321625.096421%25.096421%25.1%45,67945.7k1724.747339%24.747339%24.7%3,6731824.629931%24.629931%24.6%209,615210k24.592986%24.592986%24.6%6,8581924.366965%24.366965%24.4%2,5022024.125000%24.125000%24.1%9652123.956781%23.956781%24.0%6,4302223.856859%23.856859%23.9%1,5602323.819163%23.819163%23.8%7062423.775839%23.775839%23.8%25,51125.5k2523.770267%23.770267%23.8%8652623.741295%23.741295%23.7%4,1592723.689691%23.689691%23.7%4,971,0164.97M23.585475%23.585475%23.6%1,9552823.571259%23.571259%23.6%9942923.481655%23.481655%23.5%9,0243023.251652%23.251652%23.3%1,6893123.217458%23.217458%23.2%15,712,75815.7M23.114412%23.114412%23.1%9963223.108006%23.108006%23.1%73,612,43873.6M22.861178%22.861178%22.9%4,5323322.661611%22.661611%22.7%1,2553422.601729%22.601729%22.6%1,0723522.559946%22.559946%22.6%6683622.465753%22.465753%22.5%1,2303721.945796%21.945796%21.9%1,5793821.944692%21.944692%21.9%2,7063921.834320%21.834320%21.8%1,1074021.385111%21.385111%21.4%1,1954121.334275%21.334275%21.3%4,8324221.298443%21.298443%21.3%6434320.718816%20.718816%20.7%6864419.880365%19.880365%19.9%6,6474518.669295%18.669295%18.7%4,6414618.126273%18.126273%18.1%1,2464718.011713%18.011713%18.0%1,2614817.118504%17.118504%17.1%1,4464916.907834%16.907834%16.9%2,37250
Count number of children
# rank of county out of 50 by %

Age Cohorts by County in the United States

There are 3,142 counties in the United States. This section compares Mellette County to the 50 most populous counties in the United States and to those entities that contain or substantially overlap with Mellette County. The least populous of the compared counties has a population of 941,618.

Children by County#50

Percentage of population aged 0 to 17 (%):
Scope: population of Mellette County, selected other counties in the United States, and entities that contain Mellette County
0%10%20%30%Count#Mellette CountyMelletteFresno CountyFresnoSalt Lake CountySalt LakeSan Bernardino CountySan BernardinoHarris CountyHarrisTarrant CountyTarrantDallas CountyDallasRiverside CountyRiversideBexar CountyBexarBronx CountyBronxMaricopa CountyMaricopaWake CountyWakeSouth DakotaMecklenburg CountyMecklenburgMilwaukee CountyMilwaukeeSacramento CountySacramentoWayne CountyWayneFairfax CountyFairfaxClark CountyClarkWest North CentralFranklin CountyFranklinFairfield CountyFairfieldMontgomery CountyMontgomeryContra Costa CountyContra CostaKings CountyKingsMidwestHillsborough CountyHillsboroughUnited States of AmericaUnited StatesSanta Clara CountySanta ClaraTravis CountyTravisOrange CountyOrangeWestchester CountyWestchesterFulton CountyFultonLos Angeles CountyLos AngelesOrange CountyOrangeCook CountyCookSt. Louis CountySt. LouisSan Diego CountySan DiegoSuffolk CountySuffolkHennepin CountyHennepinPhiladelphia CountyPhiladelphiaNassau CountyNassauOakland CountyOaklandPima CountyPimaHonolulu CountyHonoluluBroward CountyBrowardCuyahoga CountyCuyahogaAlameda CountyAlamedaKing CountyKingMiami-Dade CountyMiami-DadeMiddlesex CountyMiddlesexQueens CountyQueensPalm Beach CountyPalm BeachAllegheny CountyAlleghenyNew York CountyNew York31.156985%31.156985%31.2%64928.888866%28.888866%28.9%278,246278k128.329602%28.329602%28.3%309,506310k227.363518%27.363518%27.4%576,482576k327.228891%27.228891%27.2%1,207,3991.21M427.104397%27.104397%27.1%527,866528k526.929187%26.929187%26.9%676,745677k626.401700%26.401700%26.4%613,547614k726.219361%26.219361%26.2%487,339487k825.573137%25.573137%25.6%367,431367k925.043628%25.043628%25.0%1,023,9211.02M1024.990987%24.990987%25.0%249,554250k1124.629931%24.629931%24.6%209,615210k24.574361%24.574361%24.6%248,637249k1224.468076%24.468076%24.5%233,745234k1324.396471%24.396471%24.4%360,897361k1424.179435%24.179435%24.2%427,394427k1523.983328%23.983328%24.0%271,704272k1623.862053%23.862053%23.9%493,981494k1723.689691%23.689691%23.7%4,971,0164.97M23.668593%23.668593%23.7%291,625292k1823.577077%23.577077%23.6%222,006222k1923.549379%23.549379%23.5%241,704242k2023.527315%23.527315%23.5%260,665261k2123.337305%23.337305%23.3%608,369608k2223.217458%23.217458%23.2%15,712,75815.7M23.197227%23.197227%23.2%306,913307k2323.108006%23.108006%23.1%73,612,43873.6M23.087802%23.087802%23.1%435,218435k2423.030006%23.030006%23.0%264,425264k2523.024375%23.024375%23.0%721,172721k2622.943185%22.943185%22.9%222,372222k2722.934276%22.934276%22.9%228,599229k2822.837323%22.837323%22.8%2,296,7852.30M2922.760229%22.760229%22.8%285,881286k3022.694997%22.694997%22.7%1,186,3981.19M3122.432138%22.432138%22.4%224,447224k3222.366565%22.366565%22.4%727,664728k3322.324565%22.324565%22.3%334,451334k3422.273612%22.273612%22.3%269,347269k3522.168125%22.168125%22.2%345,809346k3622.141419%22.141419%22.1%300,415300k3722.121412%22.121412%22.1%273,247273k3821.856045%21.856045%21.9%219,290219k3921.601744%21.601744%21.6%213,209213k4021.598472%21.598472%21.6%402,548403k4121.569623%21.569623%21.6%271,499271k4221.443331%21.443331%21.4%344,212344k4320.896492%20.896492%20.9%434,553435k4420.604500%20.604500%20.6%548,990549k4520.568254%20.568254%20.6%322,430322k4620.470812%20.470812%20.5%472,878473k4719.641010%19.641010%19.6%274,730275k4819.092867%19.092867%19.1%234,911235k4914.639548%14.639548%14.6%239,355239k50
Count number of children
# rank of county 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

Cities:
White River
Towns:
Wood
Townships:
Bad Nation, Blackpipe, Butte, Cody, Fairview, Mosher, New Surprise Valley, Norris, Prospect, Red Fish, Ring Thunder, Riverside, Rocky Ford, Rosebud, Running Bird, Surprise Valley
Unincorporated Places:
Corn Creek, Norris
Unorganized Territories:
Cedarbutte, Central Mellette
ZIP Codes:
57521, 57560, 57566, 57579, 57580, 57585
Unified School Districts:
Colome District 59-3, Jones County 37-3, White River 47-1
Congressional District:
SD-At Large
State Senate District:
SD-26
State House District:
SD-26A
Neighboring Counties:
Bennett, Jackson, Jones, Lyman, Todd, Tripp
Nearby Counties:
Stanley