Interpretation of Demographics Data
Demographic Data Report for Idaho by County
Population: Age 18-39
All Races (includes Hispanic), Both Sexes
2019-2023 American Community Survey 5-Year Data
Sorted by Value
Idaho
- 2023 Rural-Urban Continuum Codes Φ : N/A
- Value (Percent) : The value is 29.3 percent.
- People (Age 18-39) : The number of people (age 18-39) is 554,369.
- Rank within US : This state is ranked 21 of 52
United States
- 2023 Rural-Urban Continuum Codes Φ : N/A
- Value (Percent) : The value is 29.5 percent.
- People (Age 18-39) : The number of people (age 18-39) is 98,058,393.
- Rank within US : N/A
Custer County
- 2023 Rural-Urban Continuum Codes Φ : Rural
- Value (Percent) : The value is 12.1 percent.
- People (Age 18-39) : The number of people (age 18-39) is 534.
- Rank within US : This county is ranked 3138 of 3143
Adams County
- 2023 Rural-Urban Continuum Codes Φ : Rural
- Value (Percent) : The value is 18.3 percent.
- People (Age 18-39) : The number of people (age 18-39) is 842.
- Rank within US : This county is ranked 3069 of 3143
Lewis County
- 2023 Rural-Urban Continuum Codes Φ : Rural
- Value (Percent) : The value is 18.4 percent.
- People (Age 18-39) : The number of people (age 18-39) is 671.
- Rank within US : This county is ranked 3066 of 3143
Lemhi County
- 2023 Rural-Urban Continuum Codes Φ : Rural
- Value (Percent) : The value is 19.4 percent.
- People (Age 18-39) : The number of people (age 18-39) is 1,585.
- Rank within US : This county is ranked 3011 of 3143
Boise County
- 2023 Rural-Urban Continuum Codes Φ : Urban
- Value (Percent) : The value is 19.7 percent.
- People (Age 18-39) : The number of people (age 18-39) is 1,581.
- Rank within US : This county is ranked 2990 of 3143
Bonner County
- 2023 Rural-Urban Continuum Codes Φ : Rural
- Value (Percent) : The value is 20.9 percent.
- People (Age 18-39) : The number of people (age 18-39) is 10,323.
- Rank within US : This county is ranked 2866 of 3143
Clearwater County
- 2023 Rural-Urban Continuum Codes Φ : Rural
- Value (Percent) : The value is 20.9 percent.
- People (Age 18-39) : The number of people (age 18-39) is 1,861.
- Rank within US : This county is ranked 2866 of 3143
Idaho County
- 2023 Rural-Urban Continuum Codes Φ : Rural
- Value (Percent) : The value is 21.2 percent.
- People (Age 18-39) : The number of people (age 18-39) is 3,629.
- Rank within US : This county is ranked 2825 of 3143
Benewah County
- 2023 Rural-Urban Continuum Codes Φ : Rural
- Value (Percent) : The value is 21.8 percent.
- People (Age 18-39) : The number of people (age 18-39) is 2,158.
- Rank within US : This county is ranked 2737 of 3143
Valley County
- 2023 Rural-Urban Continuum Codes Φ : Rural
- Value (Percent) : The value is 22.3 percent.
- People (Age 18-39) : The number of people (age 18-39) is 2,708.
- Rank within US : This county is ranked 2639 of 3143
Bear Lake County
- 2023 Rural-Urban Continuum Codes Φ : Rural
- Value (Percent) : The value is 22.6 percent.
- People (Age 18-39) : The number of people (age 18-39) is 1,480.
- Rank within US : This county is ranked 2567 of 3143
Boundary County
- 2023 Rural-Urban Continuum Codes Φ : Rural
- Value (Percent) : The value is 23.0 percent.
- People (Age 18-39) : The number of people (age 18-39) is 2,920.
- Rank within US : This county is ranked 2466 of 3143
Oneida County
- 2023 Rural-Urban Continuum Codes Φ : Rural
- Value (Percent) : The value is 23.1 percent.
- People (Age 18-39) : The number of people (age 18-39) is 1,080.
- Rank within US : This county is ranked 2437 of 3143
Shoshone County
- 2023 Rural-Urban Continuum Codes Φ : Rural
- Value (Percent) : The value is 23.1 percent.
- People (Age 18-39) : The number of people (age 18-39) is 3,134.
- Rank within US : This county is ranked 2437 of 3143
Gem County
- 2023 Rural-Urban Continuum Codes Φ : Urban
- Value (Percent) : The value is 23.5 percent.
- People (Age 18-39) : The number of people (age 18-39) is 4,657.
- Rank within US : This county is ranked 2328 of 3143
Camas County
- 2023 Rural-Urban Continuum Codes Φ : Rural
- Value (Percent) : The value is 23.6 percent.
- People (Age 18-39) : The number of people (age 18-39) is 273.
- Rank within US : This county is ranked 2294 of 3143
Washington County
- 2023 Rural-Urban Continuum Codes Φ : Rural
- Value (Percent) : The value is 23.9 percent.
- People (Age 18-39) : The number of people (age 18-39) is 2,593.
- Rank within US : This county is ranked 2208 of 3143
Gooding County
- 2023 Rural-Urban Continuum Codes Φ : Rural
- Value (Percent) : The value is 24.3 percent.
- People (Age 18-39) : The number of people (age 18-39) is 3,827.
- Rank within US : This county is ranked 2094 of 3143
Blaine County
- 2023 Rural-Urban Continuum Codes Φ : Rural
- Value (Percent) : The value is 24.5 percent.
- People (Age 18-39) : The number of people (age 18-39) is 6,026.
- Rank within US : This county is ranked 2020 of 3143
Butte County
- 2023 Rural-Urban Continuum Codes Φ : Urban
- Value (Percent) : The value is 24.9 percent.
- People (Age 18-39) : The number of people (age 18-39) is 661.
- Rank within US : This county is ranked 1865 of 3143
Caribou County
- 2023 Rural-Urban Continuum Codes Φ : Rural
- Value (Percent) : The value is 25.5 percent.
- People (Age 18-39) : The number of people (age 18-39) is 1,818.
- Rank within US : This county is ranked 1655 of 3143
Payette County
- 2023 Rural-Urban Continuum Codes Φ : Rural
- Value (Percent) : The value is 25.5 percent.
- People (Age 18-39) : The number of people (age 18-39) is 6,670.
- Rank within US : This county is ranked 1655 of 3143
Fremont County
- 2023 Rural-Urban Continuum Codes Φ : Rural
- Value (Percent) : The value is 26.0 percent.
- People (Age 18-39) : The number of people (age 18-39) is 3,559.
- Rank within US : This county is ranked 1479 of 3143
Kootenai County
- 2023 Rural-Urban Continuum Codes Φ : Urban
- Value (Percent) : The value is 26.2 percent.
- People (Age 18-39) : The number of people (age 18-39) is 46,505.
- Rank within US : This county is ranked 1389 of 3143
Bingham County
- 2023 Rural-Urban Continuum Codes Φ : Rural
- Value (Percent) : The value is 26.5 percent.
- People (Age 18-39) : The number of people (age 18-39) is 12,978.
- Rank within US : This county is ranked 1285 of 3143
Power County
- 2023 Rural-Urban Continuum Codes Φ : Rural
- Value (Percent) : The value is 26.7 percent.
- People (Age 18-39) : The number of people (age 18-39) is 2,141.
- Rank within US : This county is ranked 1210 of 3143
Minidoka County
- 2023 Rural-Urban Continuum Codes Φ : Rural
- Value (Percent) : The value is 26.9 percent.
- People (Age 18-39) : The number of people (age 18-39) is 5,904.
- Rank within US : This county is ranked 1143 of 3143
Owyhee County
- 2023 Rural-Urban Continuum Codes Φ : Urban
- Value (Percent) : The value is 26.9 percent.
- People (Age 18-39) : The number of people (age 18-39) is 3,308.
- Rank within US : This county is ranked 1143 of 3143
Jerome County
- 2023 Rural-Urban Continuum Codes Φ : Urban
- Value (Percent) : The value is 27.0 percent.
- People (Age 18-39) : The number of people (age 18-39) is 6,696.
- Rank within US : This county is ranked 1116 of 3143
Jefferson County
- 2023 Rural-Urban Continuum Codes Φ : Urban
- Value (Percent) : The value is 27.1 percent.
- People (Age 18-39) : The number of people (age 18-39) is 8,724.
- Rank within US : This county is ranked 1092 of 3143
Teton County
- 2023 Rural-Urban Continuum Codes Φ : Rural
- Value (Percent) : The value is 27.3 percent.
- People (Age 18-39) : The number of people (age 18-39) is 3,301.
- Rank within US : This county is ranked 1035 of 3143
Nez Perce County
- 2023 Rural-Urban Continuum Codes Φ : Urban
- Value (Percent) : The value is 27.4 percent.
- People (Age 18-39) : The number of people (age 18-39) is 11,623.
- Rank within US : This county is ranked 1007 of 3143
Franklin County
- 2023 Rural-Urban Continuum Codes Φ : Urban
- Value (Percent) : The value is 27.5 percent.
- People (Age 18-39) : The number of people (age 18-39) is 4,046.
- Rank within US : This county is ranked 978 of 3143
Cassia County
- 2023 Rural-Urban Continuum Codes Φ : Rural
- Value (Percent) : The value is 28.0 percent.
- People (Age 18-39) : The number of people (age 18-39) is 7,043.
- Rank within US : This county is ranked 852 of 3143
Twin Falls County
- 2023 Rural-Urban Continuum Codes Φ : Urban
- Value (Percent) : The value is 28.9 percent.
- People (Age 18-39) : The number of people (age 18-39) is 26,577.
- Rank within US : This county is ranked 682 of 3143
Bonneville County
- 2023 Rural-Urban Continuum Codes Φ : Urban
- Value (Percent) : The value is 29.0 percent.
- People (Age 18-39) : The number of people (age 18-39) is 36,808.
- Rank within US : This county is ranked 662 of 3143
Lincoln County
- 2023 Rural-Urban Continuum Codes Φ : Rural
- Value (Percent) : The value is 29.2 percent.
- People (Age 18-39) : The number of people (age 18-39) is 1,539.
- Rank within US : This county is ranked 627 of 3143
Canyon County
- 2023 Rural-Urban Continuum Codes Φ : Urban
- Value (Percent) : The value is 29.8 percent.
- People (Age 18-39) : The number of people (age 18-39) is 72,194.
- Rank within US : This county is ranked 512 of 3143
Ada County
- 2023 Rural-Urban Continuum Codes Φ : Urban
- Value (Percent) : The value is 30.0 percent.
- People (Age 18-39) : The number of people (age 18-39) is 152,186.
- Rank within US : This county is ranked 486 of 3143
Clark County
- 2023 Rural-Urban Continuum Codes Φ : Rural
- Value (Percent) : The value is 30.5 percent.
- People (Age 18-39) : The number of people (age 18-39) is 237.
- Rank within US : This county is ranked 419 of 3143
Bannock County
- 2023 Rural-Urban Continuum Codes Φ : Urban
- Value (Percent) : The value is 30.9 percent.
- People (Age 18-39) : The number of people (age 18-39) is 27,363.
- Rank within US : This county is ranked 376 of 3143
Elmore County
- 2023 Rural-Urban Continuum Codes Φ : Rural
- Value (Percent) : The value is 35.6 percent.
- People (Age 18-39) : The number of people (age 18-39) is 10,349.
- Rank within US : This county is ranked 133 of 3143
Latah County
- 2023 Rural-Urban Continuum Codes Φ : Rural
- Value (Percent) : The value is 42.2 percent.
- People (Age 18-39) : The number of people (age 18-39) is 17,032.
- Rank within US : This county is ranked 37 of 3143
Madison County
- 2023 Rural-Urban Continuum Codes Φ : Rural
- Value (Percent) : The value is 62.0 percent.
- People (Age 18-39) : The number of people (age 18-39) is 33,225.
- Rank within US : This county is ranked 2 of 3143
Notes:
Created by statecancerprofiles.cancer.gov on 06/22/2025 11:14 pm.
Φ Rural-Urban Continuum Codes provided by the USDA.
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.