Ranking of Idaho Counties By Non-Hispanic White Alone Population Aged 25 years and above with an Educational attainment of Bachelors or Higher in 2021 (ACS-5Yrs)
Updated on September 5, 2025.
Based on the US Census ACS-5Yrs estimates, in 2021, the Idaho Non-Hispanic White Alone population (aged 25 years and above) who had an educational attainment of Bachelors or Higher was 308,408. Among all Idaho counties, Ada County had the highest Non-Hispanic White Alone population (aged 25 years and above) with an educational attainment of Bachelors or Higher (118,123), followed by Kootenai County (28,227), and Canyon County (25,527).
The chart below shows the top 10 Idaho counties, and the table below shows the ranking of all Idaho counties.
You can see similar information for other educational attainments, and for other races and ethnicities.
You can also see similar information for other states and for the United States.
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Related Topics: Idaho ACS-5Yrs Estimates, 2021 Topic List.
Data Source: US Census - ACS 5-Year Estimates.
Ranking of Idaho Counties By Non-Hispanic White Alone Population (Aged 25yrs+) with an Educational Attainment of Bachelors or Higher in 2021
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| Rank | County | Number of People |
|---|---|---|
| 1 | Ada County | 118123 |
| 2 | Kootenai County | 28227 |
| 3 | Canyon County | 25527 |
| 4 | Bonneville County | 21475 |
| 5 | Bannock County | 14290 |
| 6 | Twin Falls County | 11952 |
| 7 | Latah County | 9329 |
| 8 | Bonner County | 8797 |
| 9 | Madison County | 7140 |
| 10 | Blaine County | 6725 |
| 11 | Nez Perce County | 6693 |
| 12 | Bingham County | 4882 |
| 13 | Jefferson County | 4051 |
| 14 | Teton County | 3465 |
| 15 | Elmore County | 2819 |
| 16 | Payette County | 2651 |
| 17 | Valley County | 2560 |
| 18 | Idaho County | 2552 |
| 19 | Cassia County | 2372 |
| 20 | Gem County | 2361 |
| 21 | Fremont County | 1844 |
| 22 | Jerome County | 1769 |
| 23 | Minidoka County | 1536 |
| 24 | Boise County | 1463 |
| 25 | Lemhi County | 1279 |
| 26 | Franklin County | 1272 |
| 27 | Gooding County | 1234 |
| 28 | Boundary County | 1222 |
| 29 | Washington County | 1219 |
| 30 | Benewah County | 1151 |
| 31 | Clearwater County | 1132 |
| 32 | Shoshone County | 957 |
| 33 | Owyhee County | 939 |
| 34 | Custer County | 781 |
| 35 | Bear Lake County | 769 |
| 36 | Caribou County | 765 |
| 37 | Power County | 644 |
| 38 | Oneida County | 614 |
| 39 | Adams County | 591 |
| 40 | Lewis County | 441 |
| 41 | Lincoln County | 311 |
| 42 | Butte County | 233 |
| 43 | Camas County | 163 |
| 44 | Clark County | 88 |