Age and Sex in Idaho County, Idaho (County)

Age Structure#1

Percentage in each age cohort per year of age.1 Gray areas represent percentile bands from the counties in Idaho.
Scope: population of Idaho, Idaho County, and other counties in Idaho
Idaho County
Idaho
Percentile:
0th - 100th
10th - 90th
20th - 80th
30th - 70th
40th - 60th
0.0%0.5%1.0%1.5%Count%85+80-8475-7970-7467-6965-6662-6460-6155-5950-5445-4940-4435-3930-3425-2922-24212018-1915-1710-145-90-43482.141%2.14%5013.083%3.08%7194.424%4.42%9585.895%5.90%8555.261%5.26%5433.341%3.34%8885.464%5.46%6303.877%3.88%1,3658.399%8.40%1,2147.470%7.47%8625.304%5.30%7654.707%4.71%7694.732%4.73%7514.621%4.62%7184.418%4.42%4232.603%2.60%1831.126%1.13%1410.868%0.87%3292.024%2.02%6243.840%3.84%9525.858%5.86%8925.489%5.49%8215.052%5.05%

Age and Sex#2

Percentage in each age cohort per year of age.1
Scope: population of Idaho and Idaho County
Female Male
Idaho
Idaho County
Shaded bar tips show excess over facing bar.
0.5%0.0%0.5%Count%Senior2Older Adult3Younger Adult4College5Children6-0.321861%-0.186362%-0.023602%-0.321861%0.32%0.321861%0.027007%0.186362%0.348867%0.35%3,92424.146%24.1%-0.701249%-0.602168%-0.013129%-0.701249%0.70%0.701249%0.006400%0.602168%0.707649%0.71%5,72435.222%35.2%-0.435187%-0.628418%-0.435187%0.44%0.435187%0.039314%0.628418%0.039733%0.474501%0.47%2,66116.374%16.4%-0.381515%-0.691310%-0.381515%0.38%0.381515%0.241524%0.691310%0.013574%0.623039%0.62%6534.018%4.02%-0.534326%-0.714084%-0.534326%0.53%0.534326%0.055723%0.714084%0.036979%0.590049%0.59%3,28920.239%20.2%

Detailed Age and Sex#3

Percentage in each age cohort per year of age.1
Scope: population of Idaho and Idaho County
Female Male
Idaho
Idaho County
Shaded bar tips show excess over facing bar.
1.0%0.5%0.0%0.5%1.0%Count%85+80-8475-7970-7467-6965-6662-6460-6155-5950-5445-4940-4435-3930-3425-2922-24212018-1915-1710-145-90-4-0.051151%-0.031537%-0.038811%-0.024072%-0.082687%0.08%0.051151%0.038811%0.051151%0.05%3482.141%2.14%-0.301520%-0.013538%-0.149460%-0.038875%-0.315058%0.32%0.301520%0.149460%0.301520%0.30%5013.083%3.08%-0.390130%-0.231601%-0.025607%-0.390130%0.39%0.390130%0.104609%0.231601%0.494739%0.49%7194.424%4.42%-0.532890%-0.335387%-0.034204%-0.532890%0.53%0.532890%0.113224%0.335387%0.646114%0.65%9585.895%5.90%-0.715853%-0.460863%-0.715853%0.72%0.715853%0.322031%0.460863%0.005095%1.037885%1.04%8555.261%5.26%-0.707649%-0.255369%-0.547147%-0.963018%0.96%0.707649%0.547147%0.006818%0.707649%0.71%5433.341%3.34%-0.752774%-0.577994%-0.003383%-0.752774%0.75%0.752774%0.315878%0.577994%1.068652%1.07%8885.464%5.46%-0.929174%-0.626879%-0.001345%-0.929174%0.93%0.929174%0.079995%0.626879%1.009169%1.01%6303.877%3.88%-0.716264%-0.247369%-0.601841%-0.041529%-0.963633%0.96%0.716264%0.601841%0.716264%0.72%1,3658.399%8.40%-0.744570%-0.004923%-0.626751%-0.010272%-0.749492%0.75%0.744570%0.626751%0.744570%0.74%1,2147.470%7.47%-0.527968%-0.586163%-0.527968%0.53%0.527968%0.004923%0.586163%0.007019%0.532890%0.53%8625.304%5.30%-0.441819%-0.591519%-0.018294%-0.441819%0.44%0.441819%0.057843%0.591519%0.499662%0.50%7654.707%4.71%-0.463971%-0.018460%-0.601376%-0.482432%0.48%0.463971%0.601376%0.046983%0.463971%0.46%7694.732%4.73%-0.420897%-0.646525%-0.420897%0.42%0.420897%0.082456%0.646525%0.019150%0.503354%0.50%7514.621%4.62%-0.428281%-0.027075%-0.644874%-0.455357%0.46%0.428281%0.644874%0.018417%0.428281%0.43%7184.418%4.42%-0.346645%-0.615883%-0.346645%0.35%0.346645%0.174348%0.615883%0.097484%0.520994%0.52%4232.603%2.60%-0.510738%-0.689521%-0.510738%0.51%0.510738%0.104609%0.689521%0.015897%0.615347%0.62%1831.126%1.13%-0.079995%-0.718014%-0.079995%0.08%0.079995%0.707649%0.718014%0.011679%0.787644%0.79%1410.868%0.87%-0.467664%-0.678851%-0.467664%0.47%0.467664%0.076918%0.678851%0.013360%0.544582%0.54%3292.024%2.02%-0.631756%-0.016409%-0.707192%-0.648165%0.65%0.631756%0.707192%0.042617%0.631756%0.63%6243.840%3.84%-0.521814%-0.733386%-0.521814%0.52%0.521814%0.127992%0.733386%0.039511%0.649806%0.65%9525.858%5.86%-0.536582%-0.727296%-0.536582%0.54%0.536582%0.024614%0.727296%0.044598%0.561196%0.56%8925.489%5.49%-0.476278%-0.685706%-0.476278%0.48%0.476278%0.057843%0.685706%0.023443%0.534121%0.53%8215.052%5.05%

Detailed Sex Ratio#4

Percentage more males or females in selected age cohorts.
Scope: population of Idaho and Idaho County
More Females More Males
Idaho
Idaho County
0%200%400%600%800%M:FFM85+80-8475-7970-7467-6965-6662-6460-6155-5950-5445-4940-4435-3930-3425-2922-24212018-1915-1710-145-90-4-61.654135%-62.022450%-61.654135%61.7%0.6190.6261.782%61.8%38.218%38.2%-4.489796%-26.010473%-4.489796%4.5%0.9570.9651.098%51.1%48.902%48.9%-11.056550%26.813880%26.813880%26.8%1.2681.2744.089%44.1%55.911%55.9%-10.198352%21.247113%21.247113%21.2%1.2121.2145.198%45.2%54.802%54.8%44.985673%1.105608%44.985673%45.0%1.4501.4540.819%40.8%59.181%59.2%-36.086957%-36.086957%36.1%1.246019%0.7350.7357.643%57.6%42.357%42.4%-0.585352%41.961853%41.961853%42.0%1.4201.4241.329%41.3%58.671%58.7%-0.214582%8.609272%8.609272%8.6%1.0861.0947.937%47.9%52.063%52.1%-34.536082%-6.900335%-34.536082%34.5%0.7430.7457.363%57.4%42.637%42.6%-0.661157%-1.638960%-0.661157%0.7%0.9930.9950.165%50.2%49.835%49.8%0.932401%1.197505%0.932401%0.9%1.0091.0149.768%49.8%50.232%50.2%-3.092762%13.091922%13.091922%13.1%1.1311.1346.928%46.9%53.072%53.1%-3.978780%-3.978780%4.0%7.812595%0.9620.9650.975%51.0%49.025%49.0%19.590643%2.962038%19.590643%19.6%1.1961.2045.539%45.5%54.461%54.5%-6.321839%-6.321839%6.3%2.855843%0.9410.9451.532%51.5%48.468%48.5%50.295858%15.828314%50.295858%50.3%1.5031.5039.953%40.0%60.047%60.0%20.481928%2.305578%20.481928%20.5%1.2051.2045.355%45.4%54.645%54.6%884.615385%1.626501%884.615385%884.6%9.8469.859.220%9.22%90.780%90.8%16.447368%1.968025%16.447368%16.4%1.1641.1646.201%46.2%53.799%53.8%-2.597403%-2.597403%2.6%6.026284%0.9750.9750.641%50.6%49.359%49.4%24.528302%5.387514%24.528302%24.5%1.2451.2544.538%44.5%55.462%55.5%4.587156%6.132091%4.587156%4.6%1.0461.0548.879%48.9%51.121%51.1%12.144703%3.418758%12.144703%12.1%1.1211.1247.138%47.1%52.862%52.9%

Map of Age Cohorts by County Subdivision in Idaho County

Children Age Cohorts by County Subdivision#5

Percentage of population aged 0 to 17 (%):
6.2%9.9%13.6%17.3%20.9%24.7%

College Age Cohorts by County Subdivision#6

Percentage of population aged 18 to 21 (%):
1.4%3.2%4.9%6.6%8.3%10.1%

20s Age Cohorts by County Subdivision#7

Percentage of population aged 22 to 29 (%):
2.5%5.4%8.2%11.1%13.9%16.8%

30s Age Cohorts by County Subdivision#8

Percentage of population aged 30 to 39 (%):
5.0%6.4%7.7%9.0%10.3%11.6%

40s Age Cohorts by County Subdivision#9

Percentage of population aged 40 to 49 (%):
7.8%9.1%10.4%11.6%12.9%14.2%

50s Age Cohorts by County Subdivision#10

Percentage of population aged 50 to 59 (%):
13.8%15.9%17.9%19.9%21.9%23.9%

60s Age Cohorts by County Subdivision#11

Percentage of population aged 60 to 69 (%):
11.9%15.3%18.7%22.1%25.4%28.9%

70s Age Cohorts by County Subdivision#12

Percentage of population aged 70 to 79 (%):
6.1%7.9%9.7%11.5%13.2%15.0%

80+ Age Cohorts by County Subdivision#13

Percentage of population aged 80 and older (%):
3.0%4.5%5.9%7.3%8.7%10.1%
Road Data ©OpenStreetMap

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Map of Age Cohorts by Tract in Idaho County

Children Age Cohorts by Tract#14

Percentage of population aged 0 to 17 (%):
6.2%9.9%13.6%17.3%20.9%24.7%

College Age Cohorts by Tract#15

Percentage of population aged 18 to 21 (%):
1.4%3.2%4.9%6.6%8.3%10.1%

20s Age Cohorts by Tract#16

Percentage of population aged 22 to 29 (%):
2.5%5.4%8.2%11.1%13.9%16.8%

30s Age Cohorts by Tract#17

Percentage of population aged 30 to 39 (%):
5.0%6.4%7.7%9.0%10.3%11.6%

40s Age Cohorts by Tract#18

Percentage of population aged 40 to 49 (%):
7.8%9.1%10.4%11.6%12.9%14.2%

50s Age Cohorts by Tract#19

Percentage of population aged 50 to 59 (%):
13.8%15.9%17.9%19.9%21.9%23.9%

60s Age Cohorts by Tract#20

Percentage of population aged 60 to 69 (%):
11.9%15.3%18.7%22.1%25.4%28.9%

70s Age Cohorts by Tract#21

Percentage of population aged 70 to 79 (%):
6.1%7.9%9.7%11.5%13.2%15.0%

80+ Age Cohorts by Tract#22

Percentage of population aged 80 and older (%):
3.0%4.5%5.9%7.3%8.7%10.1%
Road Data ©OpenStreetMap

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Map of Age Cohorts by Block Group in Idaho County

Children Age Cohorts by Block Group#23

Percentage of population aged 0 to 17 (%):
3%10%17%23%29%36%

College Age Cohorts by Block Group#24

Percentage of population aged 18 to 21 (%):
0.0%2.3%4.6%7.0%9.3%11.7%

20s Age Cohorts by Block Group#25

Percentage of population aged 22 to 29 (%):
0.2%4.9%9.5%14.1%18.7%23.4%

30s Age Cohorts by Block Group#26

Percentage of population aged 30 to 39 (%):
4.9%7.2%9.6%11.9%14.2%16.6%

40s Age Cohorts by Block Group#27

Percentage of population aged 40 to 49 (%):
3.7%5.9%8.0%10.0%12.1%14.3%

50s Age Cohorts by Block Group#28

Percentage of population aged 50 to 59 (%):
8.4%12.5%16.7%20.8%24.9%29.1%

60s Age Cohorts by Block Group#29

Percentage of population aged 60 to 69 (%):
11.3%14.8%18.3%21.8%25.3%28.9%

70s Age Cohorts by Block Group#30

Percentage of population aged 70 to 79 (%):
1.8%5.5%9.1%12.8%16.4%20.1%

80+ Age Cohorts by Block Group#31

Percentage of population aged 80 and older (%):
1.7%3.4%5.1%6.8%8.4%10.1%
Road Data ©OpenStreetMap

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Age Cohorts by Place in Idaho County

There are 9 places that are fully or partially contained within Idaho County (8 fully and 1 partially). This section compares all 9 of those to each other, Idaho County, and other entities that contain or substantially overlap with Idaho County.

Children by Place#32

Percentage of population aged 0 to 17 (%):
Scope: population of Idaho County, selected places in Idaho County, and entities that contain Idaho County
0%5%10%15%20%25%Count#IdahoMountainCottonwoodWestUnited States of AmericaUnited StatesElk CityKamiahGrangevilleIdaho CountyIdahoKooskiaStitesFerdinandRigginsWhite Bird26.372637%26.372637%26.4%431,320431k24.709269%24.709269%24.7%5,732,5615.73M24.576271%24.576271%24.6%232123.760486%23.760486%23.8%17,834,66617.8M23.108006%23.108006%23.1%73,612,43873.6M22.535211%22.535211%22.5%48221.673307%21.673307%21.7%272321.091024%21.091024%21.1%665420.238755%20.238755%20.2%3,28919.102750%19.102750%19.1%132518.666667%18.666667%18.7%42618.115942%18.115942%18.1%2570.000000%0.000000%0.0%080.000000%0.000000%0.0%09

Age Cohorts by County Subdivision in Idaho County

There are 5 county subdivisions in Idaho County. This section compares all 5 of those to each other, Idaho County, and other entities that contain or substantially overlap with Idaho County.

Children by County Subdivision#41

Percentage of population aged 0 to 17 (%):
Scope: population of Idaho County, selected county subdivisions in Idaho County, and entities that contain Idaho County
0%5%10%15%20%25%Count#IdahoMountainGrangevilleWestUnited States of AmericaUnited StatesNez PerceIdaho CountyIdahoCottonwoodElk CityRiggins26.372637%26.372637%26.4%431,320431k24.709269%24.709269%24.7%5,732,5615.73M24.604456%24.604456%24.6%1,524123.760486%23.760486%23.8%17,834,66617.8M23.108006%23.108006%23.1%73,612,43873.6M23.009624%23.009624%23.0%1,052220.238755%20.238755%20.2%3,28917.155756%17.155756%17.2%380312.392344%12.392344%12.4%25946.271186%6.271186%6.3%745

Age Cohorts by County in Idaho

There are 44 counties in Idaho. This section compares Idaho County to all of the counties in Idaho and to those entities that contain or substantially overlap with Idaho County.

Children by County#50

Percentage of population aged 0 to 17 (%):
Scope: population of Idaho County, selected other counties in Idaho, and entities that contain Idaho County
0%10%20%30%Count#Jefferson CountyJeffersonFranklin CountyFranklinClark CountyClarkCassia CountyCassiaBingham CountyBinghamLincoln CountyLincolnBonneville CountyBonnevillePower CountyPowerJerome CountyJeromeCanyon CountyCanyonCaribou CountyCaribouMinidoka CountyMinidokaGooding CountyGoodingFremont CountyFremontTeton CountyTetonOneida CountyOneidaTwin Falls CountyTwin FallsMadison CountyMadisonBear Lake CountyBear LakePayette CountyPayetteBannock CountyBannockOwyhee CountyOwyheeElmore CountyElmoreIdahoCamas CountyCamasAda CountyAdaMountainBoundary CountyBoundaryWashington CountyWashingtonWestKootenai CountyKootenaiBlaine CountyBlaineGem CountyGemUnited States of AmericaUnited StatesLewis CountyLewisBenewah CountyBenewahNez Perce CountyNez PerceButte CountyButteBonner CountyBonnerIdaho CountyIdahoShoshone CountyShoshoneCuster CountyCusterLatah CountyLatahBoise CountyBoiseValley CountyValleyAdams CountyAdamsLemhi CountyLemhiClearwater CountyClearwater34.938736%34.938736%34.9%9,467134.081303%34.081303%34.1%4,435232.708333%32.708333%32.7%314332.630860%32.630860%32.6%7,649431.733722%31.733722%31.7%14,36314.4k531.368103%31.368103%31.4%1,660631.261870%31.261870%31.3%34,07234.1k731.185031%31.185031%31.2%2,400830.968538%30.968538%31.0%7,028929.967157%29.967157%30.0%60,76860.8k1028.827242%28.827242%28.8%1,9641128.640992%28.640992%28.6%5,8231228.356535%28.356535%28.4%4,2981328.140509%28.140509%28.1%3,6291428.082782%28.082782%28.1%2,9311527.828531%27.828531%27.8%1,1881627.635106%27.635106%27.6%22,37222.4k1727.239335%27.239335%27.2%10,38210.4k1826.906208%26.906208%26.9%1,5951926.851974%26.851974%26.9%6,1152026.843644%26.843644%26.8%22,49922.5k2126.822825%26.822825%26.8%3,0462226.391602%26.391602%26.4%6,8892326.372637%26.372637%26.4%431,320431k26.033058%26.033058%26.0%2522425.063528%25.063528%25.1%106,720107k2524.709269%24.709269%24.7%5,732,5615.73M24.118122%24.118122%24.1%2,6872623.796712%23.796712%23.8%2,3882723.760486%23.760486%23.8%17,834,66617.8M23.628449%23.628449%23.6%34,90334.9k2823.265039%23.265039%23.3%4,9852923.194683%23.194683%23.2%3,9093023.108006%23.108006%23.1%73,612,43873.6M22.399373%22.399373%22.4%8573122.386414%22.386414%22.4%2,0303221.345168%21.345168%21.3%8,5373321.103395%21.103395%21.1%5473420.389475%20.389475%20.4%8,4393520.238755%20.238755%20.2%3,2893619.831089%19.831089%19.8%2,4893718.733572%18.733572%18.7%7843818.560361%18.560361%18.6%7,1633918.487883%18.487883%18.5%1,2744018.318682%18.318682%18.3%1,8134118.266494%18.266494%18.3%7064217.654656%17.654656%17.7%1,3674315.173546%15.173546%15.2%1,29444

Age Cohorts by County in the United States

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

Children by County#59

Percentage of population aged 0 to 17 (%):
Scope: population of Idaho County, selected other counties in the United States, and entities that contain Idaho County
0%5%10%15%20%25%Count#Fresno CountyFresnoSalt Lake CountySalt LakeSan Bernardino CountySan BernardinoHarris CountyHarrisTarrant CountyTarrantDallas CountyDallasRiverside CountyRiversideIdahoBexar CountyBexarBronx CountyBronxMaricopa CountyMaricopaWake CountyWakeMountainMecklenburg CountyMecklenburgMilwaukee CountyMilwaukeeSacramento CountySacramentoWayne CountyWayneFairfax CountyFairfaxClark CountyClarkWestFranklin 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 CountyQueensIdaho CountyIdahoPalm 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%613,547614k726.372637%26.372637%26.4%431,320431k26.219361%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%493,981494k1723.760486%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%472,878473k4720.238755%20.238755%20.2%3,28919.641010%19.641010%19.6%274,730275k4819.092867%19.092867%19.1%234,911235k4914.639548%14.639548%14.6%239,355239k50

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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