Ranking of Idaho Counties By White Alone Population in 2015

Updated on June 18, 2025.

Based on the US Census Vintage data estimates, in 2015, among all Idaho counties, Ada County had the highest number of people who identified their race as White Alone (400.32K), followed by Canyon County (193.83K), and Kootenai County (141.83K).

The chart below shows the top 10 counties, and the table below shows the ranking of all Idaho counties.

You can see similar ranking information for other racial and ethnicity groups in the United States.

You can also see similar information for other states, and also the ranking of all counties in the United States.

See this for other years:
Ranking of Idaho Counties By White Alone Population in 2015
Ada
Canyon
Kootenai
Bonneville
Twin Falls
Bannock
Bingham
Bonner
Madison
Latah
Ranking of Idaho Counties By White Alone Population in 2015
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Rank County White Alone Population
1 Ada County 400315
2 Canyon County 193831
3 Kootenai County 141826
4 Bonneville County 104444
5 Twin Falls County 77695
6 Bannock County 77008
7 Bingham County 40030
8 Bonner County 40022
9 Madison County 36417
10 Latah County 36167
11 Nez Perce County 36008
12 Jefferson County 26074
13 Elmore County 22687
14 Cassia County 22355
15 Jerome County 21867
16 Payette County 21559
17 Blaine County 20638
18 Minidoka County 19354
19 Gem County 15934
20 Idaho County 15328
21 Gooding County 14380
22 Franklin County 12626
23 Fremont County 12355
24 Shoshone County 11761
25 Boundary County 10734
26 Teton County 10404
27 Owyhee County 10341
28 Valley County 9710
29 Washington County 9388
30 Clearwater County 8081
31 Benewah County 7787
32 Lemhi County 7412
33 Power County 7170
34 Boise County 6634
35 Caribou County 6537
36 Bear Lake County 5725
37 Lincoln County 5080
38 Oneida County 4144
39 Custer County 3920
40 Adams County 3727
41 Lewis County 3352
42 Butte County 2461
43 Camas County 1006
44 Clark County 826