Age and Sex in Niobrara County, Wyoming (County)

Age Structure#1

Percentage in each age cohort per year of age.1 Gray areas represent percentile bands from the counties in Wyoming.
Scope: population of Wyoming, Niobrara County, and other counties in Wyoming
Niobrara County
Wyoming
Percentile:
0th - 100th
10th - 90th
20th - 80th
30th - 70th
40th - 60th
0.0%0.5%1.0%1.5%2.0%Count%85+80-8475-7970-7467-6965-6662-6460-6155-5950-5445-4940-4435-3930-3425-2922-24212018-1915-1710-145-90-4441.761%1.76%662.642%2.64%1064.243%4.24%1214.844%4.84%763.042%3.04%431.721%1.72%722.882%2.88%481.922%1.92%1907.606%7.61%1566.245%6.24%1676.685%6.69%1315.244%5.24%1325.284%5.28%2409.608%9.61%1726.886%6.89%1014.043%4.04%190.761%0.76%572.282%2.28%522.082%2.08%1345.364%5.36%1616.445%6.45%592.362%2.36%1516.045%6.04%
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 Wyoming and Niobrara County
Female Male
Wyoming
Niobrara County
Shaded bar tips show excess over facing bar.
0.5%0.0%0.5%Count%Senior2Older Adult3Younger Adult4College5Children6-0.250200%-0.006672%-0.182057%-0.020406%-0.256872%0.26%0.250200%0.182057%0.250200%0.25%45618.255%18.3%-0.518815%-0.185749%-0.634548%-0.704564%0.70%0.518815%0.634548%0.025934%0.518815%0.52%76430.584%30.6%-0.520416%-0.393648%-0.647252%-0.914065%0.91%0.520416%0.647252%0.054733%0.520416%0.52%64525.821%25.8%-0.490392%-0.663475%-0.490392%0.49%0.490392%0.300240%0.663475%0.093306%0.790633%0.79%1285.124%5.12%-0.509296%-0.637990%-0.509296%0.51%0.509296%0.104528%0.637990%0.047034%0.613824%0.61%50520.216%20.2%
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 Wyoming and Niobrara County
Female Male
Wyoming
Niobrara County
Shaded bar tips show excess over facing bar.
2%1%0%1%2%Count%85+80-8475-7970-7467-6965-6662-6460-6155-5950-5445-4940-4435-3930-3425-2922-24212018-1915-1710-145-90-4-0.045036%-0.020016%-0.038259%-0.026703%-0.065052%0.1%0.045036%0.038259%0.045036%0.0%441.761%1.76%-0.152122%-0.154606%-0.035641%-0.152122%0.2%0.152122%0.224179%0.154606%0.376301%0.4%662.642%2.64%-0.336269%-0.213574%-0.024767%-0.336269%0.3%0.336269%0.176141%0.213574%0.512410%0.5%1064.243%4.24%-0.328263%-0.312250%-0.319161%-0.035573%-0.640512%0.6%0.328263%0.319161%0.328263%0.3%1214.844%4.84%-0.333600%-0.346944%-0.405412%-0.680544%0.7%0.333600%0.405412%0.047511%0.333600%0.3%763.042%3.04%-0.260208%-0.558206%-0.260208%0.3%0.260208%0.340272%0.558206%0.015008%0.600480%0.6%431.721%1.72%-0.440352%-0.080064%-0.621924%-0.520416%0.5%0.440352%0.621924%0.041507%0.440352%0.4%722.882%2.88%-0.300240%-0.703910%-0.300240%0.3%0.300240%0.360288%0.703910%0.032588%0.660528%0.7%481.922%1.92%-0.504404%-0.512410%-0.709159%-0.000206%-1.016813%1.0%0.504404%0.709159%0.504404%0.5%1907.606%7.61%-0.624500%-0.674924%-0.010840%-0.624500%0.6%0.624500%0.000000%0.674924%0.624500%0.6%1566.245%6.24%-0.632506%-0.072058%-0.554621%-0.704564%0.7%0.632506%0.554621%0.046584%0.632506%0.6%1676.685%6.69%-0.304243%-0.440352%-0.568274%-0.744596%0.7%0.304243%0.568274%0.056189%0.304243%0.3%1315.244%5.24%-0.480384%-0.599078%-0.480384%0.5%0.480384%0.096077%0.599078%0.034475%0.576461%0.6%1325.284%5.28%-0.568455%-0.784628%-0.676124%-1.353082%1.4%0.568455%0.676124%0.053479%0.568455%0.6%2409.608%9.61%-0.488391%-0.400320%-0.665902%-0.888711%0.9%0.488391%0.665902%0.063770%0.488391%0.5%1726.886%6.89%-0.400320%-0.547104%-0.648338%-0.947425%0.9%0.400320%0.648338%0.075525%0.400320%0.4%1014.043%4.04%-0.000000%-0.760608%-0.640963%-0.760608%0.8%0.000000%0.640963%0.171175%0.000000%0.0%190.761%0.76%-0.240192%-0.783151%-0.240192%0.2%0.240192%1.801441%0.783151%0.104626%2.041633%2.0%572.282%2.28%-0.480384%-0.614892%-0.480384%0.5%0.480384%0.080064%0.614892%0.048711%0.560448%0.6%522.082%2.08%-0.867361%-0.053376%-0.587163%-0.920737%0.9%0.867361%0.587163%0.083015%0.867361%0.9%1345.364%5.36%-0.496397%-0.623640%-0.496397%0.5%0.496397%0.296237%0.623640%0.078041%0.792634%0.8%1616.445%6.45%-0.200160%-0.072058%-0.680858%-0.272218%0.3%0.200160%0.680858%0.019004%0.200160%0.2%592.362%2.36%-0.512410%-0.639968%-0.512410%0.5%0.512410%0.184147%0.639968%0.022469%0.696557%0.7%1516.045%6.04%
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 Wyoming and Niobrara County
More Females More Males
Wyoming
Niobrara County
1,000%500%0%500%M:FFM85+80-8475-7970-7467-6965-6662-6460-6155-5950-5445-4940-4435-3930-3425-2922-24212018-1915-1710-145-90-4-44.444444%-69.795461%-44.444444%44.4%0.6920.6959.091%59.1%40.909%40.9%-23.053029%147.368421%147.368421%147.4%2.4742.4728.788%28.8%71.212%71.2%-11.596531%52.380952%52.380952%52.4%1.5241.5239.623%39.6%60.377%60.4%-95.121951%-11.145744%-95.121951%95.1%0.5130.5166.116%66.1%33.884%33.9%-104.000000%-104.000000%104.0%11.719081%0.4900.4967.105%67.1%32.895%32.9%130.769231%2.688585%130.769231%130.8%2.3082.3130.233%30.2%69.767%69.8%-18.181818%-18.181818%18.2%6.674021%0.8460.8554.167%54.2%45.833%45.8%120.000000%4.629630%120.000000%120.0%2.2002.2031.250%31.3%68.750%68.8%-101.587302%-0.029023%-101.587302%101.6%0.4960.5066.842%66.8%33.158%33.2%0.000000%-1.606099%0.000000%0.0%1.0001.0050.000%50.0%50.000%50.0%-11.392405%-11.392405%11.4%8.399307%0.8980.9052.695%52.7%47.305%47.3%-144.736842%-144.736842%144.7%9.887722%0.4090.4170.992%71.0%29.008%29.0%20.000000%5.754695%20.000000%20.0%1.2001.2045.455%45.5%54.545%54.5%-138.028169%-138.028169%138.0%7.909691%0.4200.4270.417%70.4%29.583%29.6%-81.967213%-81.967213%82.0%9.576551%0.5500.5564.535%64.5%35.465%35.5%-136.666667%-136.666667%136.7%11.649030%0.4230.4270.297%70.3%29.703%29.7%-1,000.000000%-1,000.000000%> 1000%26.705914%0.0000100.000%100%0.000%0%750.000000%13.359615%750.000000%750.0%8.5008.5010.526%10.5%89.474%89.5%16.666667%7.921897%16.666667%16.7%1.1671.1746.154%46.2%53.846%53.8%-6.153846%-6.153846%6.2%14.138267%0.9420.9451.493%51.5%48.507%48.5%59.677419%12.513751%59.677419%59.7%1.5971.6038.509%38.5%61.491%61.5%-36.000000%-36.000000%36.0%2.791213%0.7350.7457.627%57.6%42.373%42.4%35.937500%3.510935%35.937500%35.9%1.3591.3642.384%42.4%57.616%57.6%
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 Niobrara County

Children Age Cohorts by County Subdivision#5

Percentage of population aged 0 to 17 (%):
17.2%18.2%19.1%20.1%21.0%22.0%

College Age Cohorts by County Subdivision#6

Percentage of population aged 18 to 21 (%):
4.84%4.99%5.15%5.30%5.45%5.60%

20s Age Cohorts by County Subdivision#7

Percentage of population aged 22 to 29 (%):
7.9%9.5%11.2%12.8%14.4%16.1%

30s Age Cohorts by County Subdivision#8

Percentage of population aged 30 to 39 (%):
7.8%10.1%12.3%14.6%16.8%19.1%

40s Age Cohorts by County Subdivision#9

Percentage of population aged 40 to 49 (%):
11.08%11.54%11.99%12.44%12.90%13.35%

50s Age Cohorts by County Subdivision#10

Percentage of population aged 50 to 59 (%):
13.34%13.51%13.67%13.83%13.99%14.15%

60s Age Cohorts by County Subdivision#11

Percentage of population aged 60 to 69 (%):
7.2%8.5%9.7%11.0%12.3%13.6%

70s Age Cohorts by County Subdivision#12

Percentage of population aged 70 to 79 (%):
8.60%8.86%9.12%9.38%9.64%9.91%

80+ Age Cohorts by County Subdivision#13

Percentage of population aged 80 and older (%):
3.12%3.53%3.94%4.35%4.75%5.17%
Road Data ©OpenStreetMap

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Map of Age Cohorts by Block Group in Niobrara County

Children Age Cohorts by Block Group#14

Percentage of population aged 0 to 17 (%):
14.9%16.8%18.6%20.3%22.1%24.0%

College Age Cohorts by Block Group#15

Percentage of population aged 18 to 21 (%):
4.2%4.7%5.3%5.8%6.3%6.9%

20s Age Cohorts by Block Group#16

Percentage of population aged 22 to 29 (%):
2.3%5.6%8.8%12.0%15.2%18.5%

30s Age Cohorts by Block Group#17

Percentage of population aged 30 to 39 (%):
8.4%10.6%12.9%15.1%17.3%19.6%

40s Age Cohorts by Block Group#18

Percentage of population aged 40 to 49 (%):
10.94%11.28%11.62%11.96%12.29%12.64%

50s Age Cohorts by Block Group#19

Percentage of population aged 50 to 59 (%):
10.7%12.3%13.8%15.3%16.8%18.3%

60s Age Cohorts by Block Group#20

Percentage of population aged 60 to 69 (%):
4.5%6.6%8.6%10.6%12.5%14.6%

70s Age Cohorts by Block Group#21

Percentage of population aged 70 to 79 (%):
6.8%8.4%10.0%11.6%13.2%14.9%

80+ Age Cohorts by Block Group#22

Percentage of population aged 80 and older (%):
3.81%4.01%4.19%4.38%4.57%4.77%
Road Data ©OpenStreetMap

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Age Cohorts by Place in Niobrara County

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

Children by Place#23

Percentage of population aged 0 to 17 (%):
Scope: population of Niobrara County, selected places in Niobrara County, and entities that contain Niobrara County
0%10%20%30%Count#Lance CreekMountainWyomingWestUnited States of AmericaUnited StatesLuskNiobrara CountyNiobraraNiobrara County School District 1Niobrara Co 1Van TassellManville35.714286%35.714286%35.7%10124.709269%24.709269%24.7%5,732,5615.73M23.814253%23.814253%23.8%138,844139k23.760486%23.760486%23.8%17,834,66617.8M23.108006%23.108006%23.1%73,612,43873.6M22.550111%22.550111%22.6%405220.216173%20.216173%20.2%50520.047638%20.047638%20.0%50520.000000%20.000000%20.0%230.000000%0.000000%0.0%04
Count number of children
# rank of place out of 4 by %

Age Cohorts by County Subdivision in Niobrara County

There are 2 county subdivisions in Niobrara County. This section compares all 2 of those to each other, Niobrara County, and other entities that contain or substantially overlap with Niobrara County.

Children by County Subdivision#32

Percentage of population aged 0 to 17 (%):
Scope: population of Niobrara County, selected county subdivisions in Niobrara County, and entities that contain Niobrara County
0%5%10%15%20%Count#MountainWyomingWestUnited States of AmericaUnited StatesWest NiobraraNiobrara CountyNiobraraNiobrara County School District 1Niobrara Co 1East Niobrara24.709269%24.709269%24.7%5,732,5615.73M23.814253%23.814253%23.8%138,844139k23.760486%23.760486%23.8%17,834,66617.8M23.108006%23.108006%23.1%73,612,43873.6M21.988528%21.988528%22.0%345120.216173%20.216173%20.2%50520.047638%20.047638%20.0%50517.222820%17.222820%17.2%1602
Count number of children
# rank of county subdivision out of 2 by %

Age Cohorts by County in Wyoming

There are 23 counties in Wyoming. This section compares Niobrara County to all of the counties in Wyoming and to those entities that contain or substantially overlap with Niobrara County.

Children by County#41

Percentage of population aged 0 to 17 (%):
Scope: population of Niobrara County, selected other counties in Wyoming, and entities that contain Niobrara County
0%5%10%15%20%25%Count#Uinta CountyUintaCampbell CountyCampbellSweetwater CountySweetwaterLincoln CountyLincolnBig Horn CountyBig HornConverse CountyConverseFremont CountyFremontWashakie CountyWashakieMountainSublette CountySubletteNatrona CountyNatronaCarbon CountyCarbonWyomingWestLaramie CountyLaramieCrook CountyCrookUnited States of AmericaUnited StatesJohnson CountyJohnsonSheridan CountySheridanWeston CountyWestonPark CountyParkHot Springs CountyHot SpringsPlatte CountyPlatteGoshen CountyGoshenNiobrara CountyNiobraraNiobrara County School District 1Niobrara Co 1Teton CountyTetonAlbany CountyAlbany29.560140%29.560140%29.6%6,176128.397252%28.397252%28.4%13,76513.8k227.546193%27.546193%27.5%12,34412.3k327.519819%27.519819%27.5%5,103425.320593%25.320593%25.3%3,021525.191591%25.191591%25.2%3,583625.175135%25.175135%25.2%10,24210.2k724.811400%24.811400%24.8%2,072824.709269%24.709269%24.7%5,732,5615.73M24.102871%24.102871%24.1%2,418924.012316%24.012316%24.0%19,41919.4k1023.961519%23.961519%24.0%3,7611123.814253%23.814253%23.8%138,844139k23.760486%23.760486%23.8%17,834,66617.8M23.487699%23.487699%23.5%22,65622.7k1223.366282%23.366282%23.4%1,7021323.108006%23.108006%23.1%73,612,43873.6M22.141857%22.141857%22.1%1,8981421.571314%21.571314%21.6%6,4551521.059233%21.059233%21.1%1,5111620.737200%20.737200%20.7%6,0311720.435055%20.435055%20.4%9771820.423341%20.423341%20.4%1,7851920.330725%20.330725%20.3%2,7542020.216173%20.216173%20.2%5052120.047638%20.047638%20.0%50519.497856%19.497856%19.5%4,4112216.531874%16.531874%16.5%6,25523
Count number of children
# rank of county out of 23 by %

Age Cohorts by County in the United States

There are 3,142 counties in the United States. This section compares Niobrara County to the 50 most populous counties in the United States and to those entities that contain or substantially overlap with Niobrara 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 Niobrara County, selected other counties in the United States, and entities that contain Niobrara County
0%5%10%15%20%25%Count#Fresno CountyFresnoSalt Lake CountySalt LakeSan Bernardino CountySan BernardinoHarris CountyHarrisTarrant CountyTarrantDallas CountyDallasRiverside CountyRiversideBexar CountyBexarBronx CountyBronxMaricopa CountyMaricopaWake CountyWakeMountainMecklenburg CountyMecklenburgMilwaukee CountyMilwaukeeSacramento CountySacramentoWayne CountyWayneFairfax CountyFairfaxClark CountyClarkWyomingWestFranklin CountyFranklinFairfield CountyFairfieldMontgomery CountyMontgomeryContra Costa CountyContra CostaKings CountyKingsHillsborough 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 CountyQueensNiobrara CountyNiobraraNiobrara County School District 1Niobrara Co 1Palm Beach CountyPalm BeachAllegheny CountyAlleghenyNew York CountyNew York28.888866%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%249,554250k1124.709269%24.709269%24.7%5,732,5615.73M24.574361%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%493,981494k1723.814253%23.814253%23.8%138,844139k23.760486%23.760486%23.8%17,834,66617.8M23.668593%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%608,369608k2223.197227%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%472,878473k4720.216173%20.216173%20.2%50520.047638%20.047638%20.0%50519.641010%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

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More Maps to Explore

Towns:
Lusk, Manville, Van Tassell
Unincorporated Places:
Lance Creek
ZIP Codes:
82222, 82224, 82225, 82227, 82242, 82633, 82701
Unified School District:
Niobrara County 1
Congressional District:
WY-At Large
State Senate District:
WY-3
State House District:
WY-2
Neighboring Counties:
Converse, Custer, Fall River, Goshen, Platte, Sioux, Weston