Ranking of Idaho Counties By Population with Other Groups Ancestry in 2021

Updated on April 16, 2025.

Based on the US Census ACS-5Yrs estimates, in 2021, there were 425.86K people in Idaho with Other Groups ancestry. Among all Idaho counties, Ada County had the highest population with Other Groups ancestry (95.31K), followed by Canyon County (75.45K), and Bonneville County (26.86K).

The chart and table below shows the top 10 counties with high number of people with Other Groups ancestry.

You can see similar information for other states and for other ancestry groups in Idaho.

Data Source: US Census Bureau.
Ranking of Idaho Counties By Population with Other Groups Ancestry in 2021
Ada County
Canyon County
Bonneville County
Twin Falls County
Kootenai County
Bannock County
Bingham County
Blaine County
Jerome County
Minidoka County
Ranking of Idaho Counties By Population with Other Groups Ancestry in 2021
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Rank County Population
1 Ada County 95310
2 Canyon County 75453
3 Bonneville County 26855
4 Twin Falls County 26031
5 Kootenai County 24955
6 Bannock County 20422
7 Bingham County 13956
8 Blaine County 12000
9 Jerome County 10467
10 Minidoka County 9235
11 Cassia County 9169
12 Nez Perce County 8813
13 Elmore County 8763
14 Madison County 8439
15 Gooding County 7402
16 Latah County 7159
17 Payette County 7134
18 Bonner County 6534
19 Jefferson County 5079
20 Gem County 4386
21 Owyhee County 4293
22 Power County 2856
23 Washington County 2666
24 Idaho County 2515
25 Lincoln County 2463
26 Fremont County 2459
27 Teton County 2302
28 Franklin County 2148
29 Benewah County 2083
30 Boundary County 2068
31 Shoshone County 2029
32 Clearwater County 1377
33 Boise County 1277
34 Valley County 1245
35 Lemhi County 1066
36 Caribou County 1057
37 Bear Lake County 813
38 Lewis County 671
39 Adams County 609
40 Custer County 595
41 Camas County 582
42 Oneida County 431
43 Butte County 360
44 Clark County 335