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Demographics Table

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Demographic Data Report for Idaho by County
Population: Age under 18
All Races (includes Hispanic), Both Sexes
2015-2019 American Community Survey 5-Year Data
Sorted by Value
County
 sort alphabetically by name ascending
Value (Percent)
 sort by value descending
People (Age Under 18)
 sort by sample size ascending
Rank within US
(of 3146 counties)
 sort by rank ascending
United States 22.6 73,429,392 N/A
Idaho 25.7 441,147 3 of 52
Clearwater County 16.1 1,395 3,033
Custer County 16.1 672 3,031
Valley County 17.0 1,819 2,955
Boise County 17.1 1,260 2,950
Adams County 17.1 701 2,948
Latah County 18.7 7,381 2,738
Lemhi County 19.0 1,491 2,675
Idaho County 19.6 3,217 2,509
Bonner County 20.0 8,713 2,418
Shoshone County 20.2 2,552 2,344
Nez Perce County 21.2 8,540 2,005
Blaine County 22.2 4,963 1,605
Benewah County 22.6 2,064 1,418
Lewis County 22.6 868 1,409
Kootenai County 23.0 36,186 1,228
Butte County 23.1 595 1,202
Gem County 23.2 4,016 1,153
Washington County 23.3 2,345 1,087
Boundary County 23.6 2,793 988
Ada County 24.0 109,797 788
Elmore County 25.1 6,711 500
Teton County 25.2 2,881 469
Camas County 25.9 271 361
Owyhee County 26.2 3,022 322
Bannock County 26.3 22,589 296
Fremont County 26.4 3,432 295
Bear Lake County 26.4 1,584 288
Payette County 26.5 6,175 271
Madison County 27.3 10,679 193
Gooding County 27.5 4,164 178
Twin Falls County 27.7 23,542 158
Minidoka County 28.5 5,909 134
Canyon County 28.9 62,791 122
Clark County 29.0 265 118
Caribou County 29.3 2,039 110
Lincoln County 29.6 1,584 94
Oneida County 29.7 1,304 92
Power County 30.3 2,323 78
Jerome County 30.8 7,309 72
Bonneville County 30.9 35,371 69
Bingham County 31.0 14,215 67
Cassia County 32.1 7,605 41
Franklin County 32.5 4,377 39
Jefferson County 33.8 9,637 24
Notes:
Created by statecancerprofiles.cancer.gov on 11/28/2021 10:09 am.
Source: Demographic data provided by the Census Bureau and the American Community Survey.
For more information about Population: Age under 18, see the dictionary.
Health Service Areas are a single county or cluster of contiguous counties which are relatively self-contained with respect to hospital care. For more detailed information, please see Health Service Area information page. Puerto Rico is being treated as a Health Service Area for this data presentation.
Data for United States does not include Puerto Rico.

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