Ranking of Idaho Counties By Population with Swedish Ancestry in 2021

Updated on April 16, 2025.

Based on the US Census ACS-5Yrs estimates, in 2021, there were 48.02K people in Idaho with Swedish ancestry. Among all Idaho counties, Ada County had the highest population with Swedish ancestry (12.60K), followed by Canyon County (4.74K), and Bonneville County (4.49K).

The chart and table below shows the top 10 counties with high number of people with Swedish 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 Swedish Ancestry in 2021
Ada County
Canyon County
Bonneville County
Kootenai County
Bannock County
Madison County
Twin Falls County
Latah County
Jefferson County
Bonner County
Ranking of Idaho Counties By Population with Swedish Ancestry in 2021
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Rank County Population
1 Ada County 12595
2 Canyon County 4743
3 Bonneville County 4489
4 Kootenai County 3442
5 Bannock County 2897
6 Madison County 2032
7 Twin Falls County 1918
8 Latah County 1765
9 Jefferson County 1443
10 Bonner County 1403
11 Nez Perce County 1141
12 Bingham County 1064
13 Cassia County 765
14 Fremont County 684
15 Idaho County 652
16 Elmore County 608
17 Teton County 587
18 Caribou County 430
19 Shoshone County 405
20 Bear Lake County 368
21 Franklin County 340
22 Jerome County 338
23 Gem County 335
24 Lemhi County 317
25 Payette County 315
26 Clearwater County 291
26 Minidoka County 291
27 Owyhee County 286
28 Washington County 233
29 Boundary County 227
30 Benewah County 217
31 Power County 207
32 Oneida County 185
33 Gooding County 168
34 Valley County 166
35 Blaine County 141
36 Custer County 140
37 Lewis County 96
38 Adams County 95
39 Boise County 91
40 Butte County 45
41 Lincoln County 37
42 Camas County 25
43 Clark County 7