Age and Sex in Idaho (State)

Age Structure#1

Percentage in each age cohort per year of age.1 Gray areas represent percentile bands from the states.
Scope: population of the United States, Idaho, and other states
Idaho
United States
Percentile:
0th - 100th
10th - 90th
20th - 80th
30th - 70th
40th - 60th
0.0%0.5%1.0%1.5%Count%85+80-8475-7970-7467-6965-6662-6460-6155-5950-5445-4940-4435-3930-3425-2922-24212018-1915-1710-145-90-426,61126.6k1.627%1.63%27,62327.6k1.689%1.69%39,97240.0k2.444%2.44%57,64957.6k3.525%3.52%45,47445.5k2.780%2.78%36,01736.0k2.202%2.20%56,88456.9k3.478%3.48%41,05441.1k2.510%2.51%101,826102k6.226%6.23%103,344103k6.319%6.32%96,44096.4k5.897%5.90%98,23898.2k6.007%6.01%102,196102k6.249%6.25%107,304107k6.561%6.56%106,974107k6.541%6.54%65,21965.2k3.988%3.99%22,81422.8k1.395%1.39%23,67723.7k1.448%1.45%44,84744.8k2.742%2.74%71,48771.5k4.371%4.37%123,175123k7.531%7.53%122,595123k7.496%7.50%114,063114k6.974%6.97%
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 the United States and Idaho
Female Male
United States
Idaho
Shaded bar tips show excess over facing bar.
0.5%0.0%0.5%Count%Senior2Older Adult3Younger Adult4College5Children6-0.186362%-0.023602%-0.177049%-0.048590%-0.209963%0.21%0.186362%0.177049%0.186362%0.19%233,346233k14.268%14.3%-0.602168%-0.013129%-0.639439%-0.027509%-0.615297%0.62%0.602168%0.639439%0.602168%0.60%497,786498k30.437%30.4%-0.628418%-0.662794%-0.628418%0.63%0.628418%0.039733%0.662794%0.011473%0.668151%0.67%381,693382k23.338%23.3%-0.691310%-0.690098%-0.691310%0.69%0.691310%0.013574%0.690098%0.036916%0.704884%0.70%91,33891.3k5.585%5.58%-0.714084%-0.627873%-0.714084%0.71%0.714084%0.036979%0.627873%0.028032%0.751063%0.75%431,320431k26.373%26.4%
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 the United States and Idaho
Female Male
United States
Idaho
Shaded bar tips show excess over facing bar.
0.5%0.0%0.5%Count%85+80-8475-7970-7467-6965-6662-6460-6155-5950-5445-4940-4435-3930-3425-2922-24212018-1915-1710-145-90-4-0.038811%-0.024072%-0.040405%-0.038024%-0.062883%0.06%0.038811%0.040405%0.038811%0.04%26,61126.6k1.627%1.63%-0.149460%-0.038875%-0.151220%-0.063891%-0.188336%0.19%0.149460%0.151220%0.149460%0.15%27,62327.6k1.689%1.69%-0.231601%-0.025607%-0.220748%-0.056595%-0.257208%0.26%0.231601%0.220748%0.231601%0.23%39,97240.0k2.444%2.44%-0.335387%-0.034204%-0.319204%-0.054701%-0.369591%0.37%0.335387%0.319204%0.335387%0.34%57,64957.6k3.525%3.52%-0.460863%-0.421958%-0.052156%-0.460863%0.46%0.460863%0.005095%0.421958%0.465958%0.47%45,47445.5k2.780%2.78%-0.547147%-0.502773%-0.054229%-0.547147%0.55%0.547147%0.006818%0.502773%0.553965%0.55%36,01736.0k2.202%2.20%-0.577994%-0.003383%-0.541468%-0.051993%-0.581378%0.58%0.577994%0.541468%0.577994%0.58%56,88456.9k3.478%3.48%-0.626879%-0.001345%-0.599140%-0.045449%-0.628224%0.63%0.626879%0.599140%0.626879%0.63%41,05441.1k2.510%2.51%-0.601841%-0.041529%-0.647813%-0.041116%-0.643370%0.64%0.601841%0.647813%0.601841%0.60%101,826102k6.226%6.23%-0.626751%-0.010272%-0.688902%-0.025961%-0.637023%0.64%0.626751%0.688902%0.626751%0.63%103,344103k6.319%6.32%-0.586163%-0.655595%-0.013619%-0.586163%0.59%0.586163%0.007019%0.655595%0.593183%0.59%96,44096.4k5.897%5.90%-0.591519%-0.018294%-0.640349%-0.007471%-0.609814%0.61%0.591519%0.640349%0.591519%0.59%98,23898.2k6.007%6.01%-0.601376%-0.626779%-0.004019%-0.601376%0.60%0.601376%0.046983%0.626779%0.648359%0.65%102,196102k6.249%6.25%-0.646525%-0.669173%-0.646525%0.65%0.646525%0.019150%0.669173%0.005514%0.665675%0.67%107,304107k6.561%6.56%-0.644874%-0.680581%-0.644874%0.64%0.644874%0.018417%0.680581%0.019624%0.663290%0.66%106,974107k6.541%6.54%-0.615883%-0.675846%-0.615883%0.62%0.615883%0.097484%0.675846%0.033642%0.713367%0.71%65,21965.2k3.988%3.99%-0.689521%-0.709599%-0.689521%0.69%0.689521%0.015897%0.709599%0.039633%0.705419%0.71%22,81422.8k1.395%1.39%-0.718014%-0.721323%-0.718014%0.72%0.718014%0.011679%0.721323%0.040945%0.729693%0.73%23,67723.7k1.448%1.45%-0.678851%-0.664734%-0.678851%0.68%0.678851%0.013360%0.664734%0.033543%0.692211%0.69%44,84744.8k2.742%2.74%-0.707192%-0.642594%-0.707192%0.71%0.707192%0.042617%0.642594%0.030383%0.749809%0.75%71,48771.5k4.371%4.37%-0.733386%-0.635182%-0.733386%0.73%0.733386%0.039511%0.635182%0.027016%0.772897%0.77%123,175123k7.531%7.53%-0.727296%-0.629799%-0.727296%0.73%0.727296%0.044598%0.629799%0.027976%0.771894%0.77%122,595123k7.496%7.50%-0.685706%-0.609806%-0.685706%0.69%0.685706%0.023443%0.609806%0.027693%0.709148%0.71%114,063114k6.974%6.97%
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 the United States and Idaho
More Females More Males
United States
Idaho
50%0%M:FFM85+80-8475-7970-7467-6965-6662-6460-6155-5950-5445-4940-4435-3930-3425-2922-24212018-1915-1710-145-90-4-62.022450%-94.107784%-62.022450%62.0%0.6170.6261.835%61.8%38.165%38.2%-26.010473%-42.250155%-26.010473%26.0%0.7940.7955.754%55.8%44.246%44.2%-11.056550%-25.637895%-11.056550%11.1%0.9000.9052.619%52.6%47.381%47.4%-10.198352%-17.136703%-10.198352%10.2%0.9070.9152.426%52.4%47.574%47.6%-12.360556%1.105608%1.105608%1.1%1.0111.0149.725%49.7%50.275%50.3%-10.786056%1.246019%1.246019%1.2%1.0121.0149.690%49.7%50.310%50.3%-0.585352%-9.602216%-0.585352%0.6%0.9940.9950.146%50.1%49.854%49.9%-0.214582%-7.585728%-0.214582%0.2%0.9981.0050.054%50.1%49.946%49.9%-6.900335%-6.346862%-6.900335%6.9%0.9350.9451.668%51.7%48.332%48.3%-1.638960%-3.768485%-1.638960%1.6%0.9840.9850.406%50.4%49.594%49.6%-2.077397%1.197505%1.197505%1.2%1.0121.0149.702%49.7%50.298%50.3%-3.092762%-1.166734%-3.092762%3.1%0.9700.9750.761%50.8%49.239%49.2%-0.641232%7.812595%7.812595%7.8%1.0781.0848.120%48.1%51.880%51.9%2.962038%0.824044%2.962038%3.0%1.0301.0349.270%49.3%50.730%50.7%2.855843%2.883352%2.855843%2.9%1.0291.0349.296%49.3%50.704%50.7%15.828314%4.977745%15.828314%15.8%1.1581.1646.333%46.3%53.667%53.7%2.305578%5.585264%2.305578%2.3%1.0231.0249.430%49.4%50.570%50.6%1.626501%5.676433%1.626501%1.6%1.0161.0249.597%49.6%50.403%50.4%1.968025%5.046055%1.968025%2.0%1.0201.0249.513%49.5%50.487%50.5%6.026284%4.728170%6.026284%6.0%1.0601.0648.537%48.5%51.463%51.5%5.387514%4.253238%5.387514%5.4%1.0541.0548.688%48.7%51.312%51.3%6.132091%4.441989%6.132091%6.1%1.0611.0648.513%48.5%51.487%51.5%3.418758%4.541243%3.418758%3.4%1.0341.0349.160%49.2%50.840%50.8%
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 in Idaho

Children Age Cohorts by County#5

Percentage of population aged 0 to 17 (%):
15.1%19.1%23.1%27.0%31.0%35.0%

College Age Cohorts by County#6

Percentage of population aged 18 to 21 (%):
1.2%4.2%7.1%10.0%13.0%15.9%

20s Age Cohorts by County#7

Percentage of population aged 22 to 29 (%):
4.3%8.8%13.2%17.6%22.0%26.4%

30s Age Cohorts by County#8

Percentage of population aged 30 to 39 (%):
7.9%9.9%11.9%13.9%15.9%17.9%

40s Age Cohorts by County#9

Percentage of population aged 40 to 49 (%):
6.7%8.7%10.6%12.5%14.4%16.4%

50s Age Cohorts by County#10

Percentage of population aged 50 to 59 (%):
6.8%9.5%12.2%14.9%17.6%20.3%

60s Age Cohorts by County#11

Percentage of population aged 60 to 69 (%):
4.6%8.2%11.7%15.2%18.8%22.3%

70s Age Cohorts by County#12

Percentage of population aged 70 to 79 (%):
2.6%4.6%6.6%8.6%10.6%12.6%

80+ Age Cohorts by County#13

Percentage of population aged 80 and older (%):
1.3%2.5%3.7%4.9%6.1%7.4%
Road Data ©OpenStreetMap

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Map of Age Cohorts by County Subdivision in Idaho

Children Age Cohorts by County Subdivision#14

Percentage of population aged 0 to 17 (%):
0%8%16%25%33%42%

College Age Cohorts by County Subdivision#15

Percentage of population aged 18 to 21 (%):
0.0%4.6%9.2%13.9%18.5%23.2%

20s Age Cohorts by County Subdivision#16

Percentage of population aged 22 to 29 (%):
0%6%12%18%24%30%

30s Age Cohorts by County Subdivision#17

Percentage of population aged 30 to 39 (%):
0.0%4.8%9.6%14.4%19.2%24.1%

40s Age Cohorts by County Subdivision#18

Percentage of population aged 40 to 49 (%):
0.0%4.3%8.7%13.0%17.4%21.8%

50s Age Cohorts by County Subdivision#19

Percentage of population aged 50 to 59 (%):
5%13%20%28%35%43%

60s Age Cohorts by County Subdivision#20

Percentage of population aged 60 to 69 (%):
3%14%25%36%47%58%

70s Age Cohorts by County Subdivision#21

Percentage of population aged 70 to 79 (%):
0%8%15%22%28%36%

80+ Age Cohorts by County Subdivision#22

Percentage of population aged 80 and older (%):
0.0%3.1%6.2%9.3%12.4%15.5%
Road Data ©OpenStreetMap

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Age Cohorts by Place in Idaho

There are 227 places in Idaho. This section compares the 50 most populous of those to each other, Idaho, and other entities that contain or substantially overlap with Idaho. The least populous of the compared places has a population of 2,719.

Children by Place#23

Percentage of population aged 0 to 17 (%):
Scope: population of Idaho, selected places in Idaho, and entities that contain Idaho
0%10%20%30%40%Count#ShelleyLincolnRigbyAmmonJeromeAmerican FallsKimberlyBlackfootBurleyHeyburnChubbuckFruitlandCaldwellStarRathdrumRupertMountain Home AFBMtn Home AFBPrestonNampaSoda SpringsMiddletonKunaMeridianFort HallGoodingIdaho FallsTwin FallsPost FallsWeiserHaileyIdahoMountain HomeBuhlEmmettPocatelloEagleSt. AnthonyMountainRexburgMcCallWestPayetteUnited States of AmericaUnited StatesSalmonHaydenBoise CitySandpointCoeur d'AleneGrangevilleLewistonGarden CityMoscowOrofinoKetchum43.138152%43.138152%43.1%1,886142.058405%42.058405%42.1%1,181238.828203%38.828203%38.8%1,564336.270062%36.270062%36.3%5,356433.913824%33.913824%33.9%3,778533.739370%33.739370%33.7%1,468633.446712%33.446712%33.4%1,180733.389460%33.389460%33.4%3,966832.479291%32.479291%32.5%3,372932.412928%32.412928%32.4%1,0331032.381684%32.381684%32.4%4,6391132.192470%32.192470%32.2%1,5991232.105075%32.105075%32.1%16,14516.1k1332.033081%32.033081%32.0%2,3241431.969553%31.969553%32.0%2,3521531.901087%31.901087%31.9%1,8191631.480284%31.480284%31.5%9741731.302361%31.302361%31.3%1,6441831.216438%31.216438%31.2%27,43827.4k1931.184610%31.184610%31.2%9242031.031796%31.031796%31.0%1,9912130.755216%30.755216%30.8%5,2332229.591941%29.591941%29.6%26,11426.1k2329.444291%29.444291%29.4%1,0652429.421866%29.421866%29.4%1,0282528.803896%28.803896%28.8%16,97517.0k2628.052678%28.052678%28.1%13,07913.1k2727.764698%27.764698%27.8%8,3732827.495327%27.495327%27.5%1,4712926.830479%26.830479%26.8%2,1623026.372637%26.372637%26.4%431,320431k26.173768%26.173768%26.2%3,6183125.736507%25.736507%25.7%1,0923225.569044%25.569044%25.6%1,6853325.556858%25.556858%25.6%13,95214.0k3425.075954%25.075954%25.1%5,6953524.741972%24.741972%24.7%8633624.709269%24.709269%24.7%5,732,5615.73M24.065059%24.065059%24.1%6,5253723.764008%23.764008%23.8%7213823.760486%23.760486%23.8%17,834,66617.8M23.291002%23.291002%23.3%1,7243923.108006%23.108006%23.1%73,612,43873.6M22.883295%22.883295%22.9%7004022.765162%22.765162%22.8%3,1684122.602286%22.602286%22.6%49,42649.4k4222.226552%22.226552%22.2%1,7114322.221061%22.221061%22.2%10,63110.6k4421.091024%21.091024%21.1%6654520.779461%20.779461%20.8%6,7504619.373194%19.373194%19.4%2,2134715.920338%15.920338%15.9%3,9574814.607843%14.607843%14.6%447499.893343%9.893343%9.9%26950
Count number of children
# rank of place out of 50 by %

Age Cohorts by Metro Area in Idaho

There are 16 metro areas that are fully or partially contained within Idaho (12 fully and 4 partially). This section compares all 16 of those to each other, Idaho, and other entities that contain or substantially overlap with Idaho.

Children by Metro Area#32

Percentage of population aged 0 to 17 (%):
Scope: population of Idaho, selected metro areas in Idaho, and entities that contain Idaho
0%10%20%30%Count#Idaho Falls Metro AreaIdaho FallsBlackfoot Metro AreaBlackfootLogan Metro AreaLogan AreaBurley Metro AreaBurley AreaTwin Falls Metro AreaTwin FallsRexburg Metro AreaRexburg AreaPocatello Metro AreaPocatelloBoise City Metro AreaBoise CityMountain Home Metro AreaMountain HomeIdahoOntario Metro AreaOntario AreaHailey Metro AreaHailey AreaMountainWestCoeur d'Alene Metro AreaCoeur d'AleneUnited States of AmericaUnited StatesJackson Metro AreaJackson AreaLewiston Metro AreaLewiston AreaSandpoint Metro AreaSandpointMoscow Metro AreaMoscow Area31.790419%31.790419%31.8%44,08644.1k131.733722%31.733722%31.7%14,36314.4k231.345525%31.345525%31.3%41,32541.3k330.777666%30.777666%30.8%13,47213.5k428.364963%28.364963%28.4%29,40029.4k527.467163%27.467163%27.5%14,01114.0k626.843644%26.843644%26.8%22,49922.5k726.476163%26.476163%26.5%175,717176k826.391602%26.391602%26.4%6,889926.372637%26.372637%26.4%431,320431k25.806149%25.806149%25.8%13,74113.7k1024.910608%24.910608%24.9%6,8971124.709269%24.709269%24.7%5,732,5615.73M23.760486%23.760486%23.8%17,834,66617.8M23.628449%23.628449%23.6%34,90334.9k1223.108006%23.108006%23.1%73,612,43873.6M22.208106%22.208106%22.2%7,3421321.151864%21.151864%21.2%13,13713.1k1420.389475%20.389475%20.4%8,4391518.560361%18.560361%18.6%7,16316
Count number of children
# rank of metro area out of 16 by %

Age Cohorts by County in Idaho

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

Children by County#41

Percentage of population aged 0 to 17 (%):
Scope: population of Idaho, selected counties in Idaho, and entities that contain Idaho
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
Count number of children
# rank of county out of 44 by %

Age Cohorts by County Subdivision in Idaho

There are 170 county subdivisions in Idaho. This section compares the 50 most populous of those to each other, Idaho, and other entities that contain or substantially overlap with Idaho. The least populous of the compared county subdivisions has a population of 5,587.

Children by County Subdivision#50

Percentage of population aged 0 to 17 (%):
Scope: population of Idaho, selected county subdivisions in Idaho, and entities that contain Idaho
0%10%20%30%Count#RigbyUconSugar CityShelleyHeyburnPrestonKunaMorelandBlackfootJeromeBoise HillsIdaho FallsBurleyKimberlyNampaAmerican FallsGoodingFruitlandCaldwellMiddletonFilerSt. AnthonyHailey-BellevueRupertPost Falls-RathdrumTwin FallsPocatelloMountain HomeIdahoRexburgBonners FerryEmmett ValleyEagleWeiserMountainGrangevilleBoise CityBuhlWestUnited States of AmericaUnited StatesOrchardPayetteKelloggCoeur d'AleneSpirit Lake-AtholSpirit Lk-AtholBlanchard-GlengaryLewistonSt. MariesSandpointMcCallSalmonMoscowNez PerceKetchum37.117979%37.117979%37.1%6,437135.120519%35.120519%35.1%2,273234.332024%34.332024%34.3%2,097334.100597%34.100597%34.1%2,800432.637029%32.637029%32.6%1,828532.629819%32.629819%32.6%3,123632.522221%32.522221%32.5%7,391731.748084%31.748084%31.7%3,438831.659902%31.659902%31.7%4,446931.574621%31.574621%31.6%6,1461031.341445%31.341445%31.3%2,0351131.274341%31.274341%31.3%31,15831.2k1231.081271%31.081271%31.1%4,4211330.970373%30.970373%31.0%2,5821430.629161%30.629161%30.6%39,24339.2k1530.146174%30.146174%30.1%1,7531630.006124%30.006124%30.0%1,9601729.086741%29.086741%29.1%2,4111828.817125%28.817125%28.8%10,95811.0k1928.808136%28.808136%28.8%5,0422028.372839%28.372839%28.4%1,5922128.139390%28.139390%28.1%2,2612227.650068%27.650068%27.7%3,8372327.414238%27.414238%27.4%2,7652427.366384%27.366384%27.4%13,57413.6k2527.225287%27.225287%27.2%14,60814.6k2626.756664%26.756664%26.8%19,42419.4k2726.401293%26.401293%26.4%6,2082826.372637%26.372637%26.4%431,320431k25.821640%25.821640%25.8%8,2262925.338356%25.338356%25.3%1,8163025.146384%25.146384%25.1%3,1783124.968698%24.968698%25.0%9,5723224.877991%24.877991%24.9%2,0903324.709269%24.709269%24.7%5,732,5615.73M24.604456%24.604456%24.6%1,5243424.573713%24.573713%24.6%83,11183.1k3524.419704%24.419704%24.4%2,3253623.760486%23.760486%23.8%17,834,66617.8M23.108006%23.108006%23.1%73,612,43873.6M23.018171%23.018171%23.0%4,6113722.711435%22.711435%22.7%2,1513822.534187%22.534187%22.5%1,5493921.974596%21.974596%22.0%16,98917.0k4021.642468%21.642468%21.6%3,3394121.145591%21.145591%21.1%3,0054221.002380%21.002380%21.0%7,3254320.866261%20.866261%20.9%1,3734420.740029%20.740029%20.7%4,1034519.881917%19.881917%19.9%1,4484618.037496%18.037496%18.0%1,1934716.994068%16.994068%17.0%4,7844815.374978%15.374978%15.4%8594914.208875%14.208875%14.2%95150
Count number of children
# rank of county subdivision out of 50 by %

Age Cohorts by State in the United States

There are 50 states in the United States. This section compares Idaho to all of the states in the United States and to those entities that contain or substantially overlap with Idaho.

Children by State#59

Percentage of population aged 0 to 17 (%):
Scope: population of Idaho, selected other states in the United States, and entities that contain Idaho
0%10%20%30%Count#UtahTexasIdahoAlaskaKansasNebraskaMountainGeorgiaSouth DakotaOklahomaMississippiNew MexicoArizonaIndianaLouisianaArkansasWyomingWestCaliforniaMinnesotaIowaNevadaIllinoisColoradoUnited States of AmericaUnited StatesMissouriNorth CarolinaN CarolinaKentuckyTennesseeAlabamaOhioNorth DakotaWashingtonWisconsinMarylandNew JerseyMichiganSouth CarolinaS CarolinaVirginiaMontanaDelawareHawaiiOregonConnecticutNew YorkPennsylvaniaMassachusettsWest VirginiaFloridaRhode IslandNew HampshireMaineVermont30.700981%30.700981%30.7%905,196905k126.459270%26.459270%26.5%7,132,4767.13M226.372637%26.372637%26.4%431,320431k325.461726%25.461726%25.5%187,616188k424.888693%24.888693%24.9%721,347721k524.855748%24.855748%24.9%467,601468k624.709269%24.709269%24.7%5,732,5615.73M24.706366%24.706366%24.7%2,495,1752.50M724.629931%24.629931%24.6%209,615210k824.572394%24.572394%24.6%952,325952k924.496085%24.496085%24.5%732,235732k1024.091682%24.091682%24.1%501,750502k1124.070736%24.070736%24.1%1,619,6181.62M1224.007486%24.007486%24.0%1,581,9921.58M1323.979792%23.979792%24.0%1,114,0221.11M1423.824850%23.824850%23.8%707,234707k1523.814253%23.814253%23.8%138,844139k1623.760486%23.760486%23.8%17,834,66617.8M23.646283%23.646283%23.6%9,140,2839.14M1723.520988%23.520988%23.5%1,282,0981.28M1823.418418%23.418418%23.4%727,514728k1923.409360%23.409360%23.4%664,632665k2023.270328%23.270328%23.3%2,990,6292.99M2123.252704%23.252704%23.3%1,246,1811.25M2223.108006%23.108006%23.1%73,612,43873.6M23.023174%23.023174%23.0%1,395,1241.40M2323.014441%23.014441%23.0%2,287,8262.29M2422.987138%22.987138%23.0%1,014,1901.01M2522.830222%22.830222%22.8%1,494,9251.49M2622.828993%22.828993%22.8%1,105,1891.11M2722.783062%22.783062%22.8%2,639,8602.64M2822.782621%22.782621%22.8%167,717168k2922.685733%22.685733%22.7%1,604,5951.60M3022.615876%22.615876%22.6%1,301,4981.30M3122.614634%22.614634%22.6%1,347,8101.35M3222.543020%22.543020%22.5%2,009,8132.01M3322.480857%22.480857%22.5%2,227,7632.23M3422.458484%22.458484%22.5%1,085,7791.09M3522.448718%22.448718%22.4%1,865,5561.87M3621.987686%21.987686%22.0%225,020225k3721.845843%21.845843%21.8%204,192204k3821.802496%21.802496%21.8%308,216308k3921.630770%21.630770%21.6%861,395861k4021.558782%21.558782%21.6%773,652774k4121.456623%21.456623%21.5%4,226,4094.23M4221.153574%21.153574%21.2%2,704,2682.70M4320.624778%20.624778%20.6%1,390,5521.39M4420.575789%20.575789%20.6%379,848380k4520.398234%20.398234%20.4%4,066,2764.07M4620.142988%20.142988%20.1%212,406212k4720.111367%20.111367%20.1%266,979267k4819.512483%19.512483%19.5%259,501260k4919.431728%19.431728%19.4%121,691122k50
Count number of children
# rank of state out of 50 by %

Age Cohorts by State in the West

There are 13 states in the West. This section compares Idaho to all of the states in the West and to those entities that contain or substantially overlap with Idaho.

Children by State#68

Percentage of population aged 0 to 17 (%):
Scope: population of Idaho, selected other states in the West, and entities that contain Idaho
0%5%10%15%20%25%30%Count#UtahIdahoAlaskaMountainNew MexicoArizonaWyomingWestCaliforniaNevadaColoradoUnited States of AmericaUnited StatesWashingtonMontanaHawaiiOregon30.700981%30.700981%30.7%905,196905k126.372637%26.372637%26.4%431,320431k225.461726%25.461726%25.5%187,616188k324.709269%24.709269%24.7%5,732,5615.73M24.091682%24.091682%24.1%501,750502k424.070736%24.070736%24.1%1,619,6181.62M523.814253%23.814253%23.8%138,844139k623.760486%23.760486%23.8%17,834,66617.8M23.646283%23.646283%23.6%9,140,2839.14M723.409360%23.409360%23.4%664,632665k823.252704%23.252704%23.3%1,246,1811.25M923.108006%23.108006%23.1%73,612,43873.6M22.685733%22.685733%22.7%1,604,5951.60M1021.987686%21.987686%22.0%225,020225k1121.802496%21.802496%21.8%308,216308k1221.630770%21.630770%21.6%861,395861k13
Count number of children
# rank of state out of 13 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

Major Counties:
Ada, Bannock, Bonneville, Canyon, Kootenai, Twin Falls
Counties:
Ada, Adams, Bannock, Bear Lake, Benewah, Bingham, Blaine, Boise, Bonner, Bonneville, Boundary, Butte, Camas, Canyon, Caribou, Cassia, Clark, Clearwater, Custer, Elmore, Franklin, Fremont, Gem, Gooding, Idaho, Jefferson, Jerome, Kootenai, Latah, Lemhi, Lewis, Lincoln, Madison, Minidoka, Nez Perce, Oneida, Owyhee, Payette, Power, Shoshone, Teton, Twin Falls, Valley, Washington
Metro Areas:
Blackfoot Area, Boise City Area, Burley Area, Coeur d'Alene Area, Hailey Area, Idaho Falls Area, Jackson Area, Lewiston Area, Logan Area, Moscow Area, Mountain Home Area, Ontario Area, Pocatello Area, Rexburg Area, Sandpoint Area, Twin Falls Area
Major Cities:
American Falls, Ammon, Blackfoot, Boise City, Buhl, Burley, Caldwell, Chubbuck, Coeur d'Alene, Eagle, Emmett, Fruitland, Garden City, Gooding, Grangeville, Hailey, Hayden, Heyburn, Idaho Falls, Jerome, Ketchum, Kimberly, Kuna, Lewiston, McCall, Meridian, Middleton, Moscow, Mountain Home, Nampa, Orofino, Payette, Pocatello, Post Falls, Preston, Rathdrum, Rexburg, Rigby, Rupert, Salmon, Sandpoint, Shelley, Soda Springs, St. Anthony, Star, Twin Falls, Weiser
Major Unincorporated Places:
Fort Hall, Lincoln, Mountain Home AFB
Congressional Districts:
ID-1, ID-2
State House Districts:
ID-1, ID-2, ID-3, ID-4, ID-5, ID-6, ID-7, ID-8, ID-9, ID-10, ID-11, ID-12, ID-13, ID-14, ID-15, ID-16, ID-17, ID-18, ID-19, ID-20, ID-21, ID-22, ID-23, ID-24, ID-25, ID-26, ID-27, ID-28, ID-29, ID-30, ID-31, ID-32, ID-33, ID-34, ID-35
State Senate Districts:
ID-1, ID-2, ID-3, ID-4, ID-5, ID-6, ID-7, ID-8, ID-9, ID-10, ID-11, ID-12, ID-13, ID-14, ID-15, ID-16, ID-17, ID-18, ID-19, ID-20, ID-21, ID-22, ID-23, ID-24, ID-25, ID-26, ID-27, ID-28, ID-29, ID-30, ID-31, ID-32, ID-33, ID-34, ID-35
Neighboring States:
Montana, Nevada, Oregon, Utah, Washington, Wyoming