Ranking of Idaho Counties By Non-Hispanic White 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 ethnicity as Non-Hispanic White (370.07K), followed by Canyon County (147.25K), and Kootenai County (136.38K).

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 Non-Hispanic White Population in 2015
Ada
Canyon
Kootenai
Bonneville
Bannock
Twin Falls
Bonner
Nez Perce
Latah
Madison
Ranking of Idaho Counties By Non-Hispanic White Population in 2015
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Rank County Non-Hispanic White Population
1 Ada County 370071
2 Canyon County 147253
3 Kootenai County 136381
4 Bonneville County 92136
5 Bannock County 71381
6 Twin Falls County 65999
7 Bonner County 38982
8 Nez Perce County 34914
9 Latah County 34766
10 Madison County 33916
11 Bingham County 33339
12 Jefferson County 23624
13 Elmore County 18959
14 Payette County 18007
15 Cassia County 16563
16 Blaine County 16520
17 Idaho County 14916
18 Gem County 14725
19 Jerome County 14423
20 Minidoka County 12936
21 Franklin County 11847
22 Shoshone County 11418
23 Fremont County 10933
24 Gooding County 10433
25 Boundary County 10301
26 Valley County 9350
27 Teton County 8698
28 Washington County 7880
29 Clearwater County 7786
30 Owyhee County 7675
31 Benewah County 7617
32 Lemhi County 7199
33 Boise County 6408
34 Caribou County 6209
35 Bear Lake County 5506
36 Power County 4816
37 Oneida County 3976
38 Custer County 3760
39 Adams County 3631
40 Lincoln County 3549
41 Lewis County 3232
42 Butte County 2351
43 Camas County 937
44 Clark County 481