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Demographics Table

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Demographic Data Report for Idaho by County
Population: Age 18-39
All Races (includes Hispanic), Both Sexes
2017-2021 American Community Survey 5-Year Data
Sorted by Value
County
 sort alphabetically by name ascending
Value (Percent)
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People (Age 18-39)
 sort by sample size descending
Rank within US
(of 3143 counties)
 sort by rank descending
United States 29.6 97,620,321 N/A
Idaho 28.9 524,146 21 of 52
Madison County 49.8 25,380 3,135
Latah County 43.2 17,060 3,110
Elmore County 34.2 9,704 2,950
Clark County 33.6 282 2,930
Bannock County 31.1 26,865 2,760
Ada County 30.3 146,822 2,664
Canyon County 29.8 67,751 2,592
Twin Falls County 29.0 25,845 2,457
Bonneville County 28.9 35,237 2,440
Teton County 28.6 3,288 2,370
Jerome County 28.4 6,837 2,327
Lincoln County 28.0 1,454 2,262
Nez Perce County 27.7 11,578 2,179
Cassia County 27.3 6,668 2,066
Minidoka County 27.0 5,772 1,976
Jefferson County 26.9 8,183 1,947
Fremont County 26.9 3,593 1,940
Kootenai County 26.4 44,366 1,779
Bingham County 26.3 12,495 1,745
Caribou County 25.6 1,792 1,505
Franklin County 24.8 3,486 1,245
Gooding County 24.4 3,763 1,072
Owyhee County 24.3 2,872 1,042
Bear Lake County 24.1 1,524 976
Power County 23.8 1,868 895
Payette County 23.8 5,922 882
Washington County 23.6 2,465 850
Blaine County 23.5 5,615 811
Shoshone County 22.4 2,934 501
Butte County 21.8 562 412
Oneida County 21.7 978 381
Clearwater County 21.7 1,889 380
Benewah County 21.6 2,052 357
Lemhi County 21.2 1,684 305
Boundary County 21.1 2,521 292
Gem County 20.9 3,909 271
Bonner County 20.8 9,651 245
Idaho County 20.6 3,403 224
Valley County 20.3 2,326 194
Boise County 19.1 1,441 113
Camas County 18.9 197 108
Adams County 18.4 793 91
Lewis County 18.0 649 68
Custer County 15.7 670 17
Notes:
Created by statecancerprofiles.cancer.gov on 06/25/2024 11:16 am.
Source: Demographic data provided by the Census Bureau and the American Community Survey.
For more information about Population: Age 18-39, see the dictionary.
Data for United States does not include Puerto Rico.

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