RANKING · 2010 CENSUS · 36 SHOWN OF 36

Highest Finnish population share, Idaho counties · 2010

Idaho counties ranked by the share of all residents who are Finnish ancestry (2023 American Community Survey). A concentration measure: Finnish residents as a percentage of total population. This list covers the 36 counties in Idaho that qualify, ranked against each other statewide.

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SAME RANKING BYCities States Metros

RELATEDLargest American population Highest American population share Largest Arab population Highest Arab population share Largest Egyptian population Highest Egyptian population share

YEAR2010 2020 2024

RANKPLACESTATEPOPFINNISH SHAREVS 2000

01Shoshone County, IDID14,1301.8%–

02Custer County, IDID4,6361.4%–

03Gem County, IDID21,7731.1%–

04Clearwater County, IDID9,1181.1%–

05Boise County, IDID8,5451.0%–

06Benewah County, IDID10,5080.7%–

07Nez Perce County, IDID42,9050.7%–

08Blaine County, IDID25,5170.7%–

09Valley County, IDID12,8310.7%–

10Boundary County, IDID13,9970.6%–

11Bonner County, IDID54,4200.6%–

12Lewis County, IDID3,7040.6%–

13Adams County, IDID5,0130.5%–

14Kootenai County, IDID191,8640.5%–

15Latah County, IDID41,8420.4%–

16Ada County, IDID546,1410.3%–

17Minidoka County, IDID22,9110.3%–

18Bonneville County, IDID135,7710.3%–

19Bannock County, IDID91,5910.3%–

20Canyon County, IDID275,1230.3%–

21Lincoln County, IDID5,6030.2%–

22Bingham County, IDID51,1530.2%–

23Elmore County, IDID29,4650.2%–

24Caribou County, IDID7,2520.2%–

25Teton County, IDID13,2540.2%–

26Jefferson County, IDID35,2970.2%–

27Jerome County, IDID26,3620.1%–

28Payette County, IDID27,8240.1%–

29Washington County, IDID11,5830.1%–

30Fremont County, IDID14,2080.1%–

31Twin Falls County, IDID97,5390.1%–

32Idaho County, IDID17,8740.1%–

33Cassia County, IDID26,3970.1%–

34Power County, IDID8,2460.1%–

35Madison County, IDID55,1720.1%–

36Gooding County, IDID16,4460.1%–

SHOWING 1–36 OF 36

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UPDATED 2026-06-06 · DATA: US CENSUS BUREAU ACS 5-YEAR ESTIMATES