RANKING · 2010 CENSUS · 36 SHOWN OF 36

Largest Finnish population, Idaho counties · 2010

Idaho counties ranked by the number of residents who are Finnish ancestry, from the 2010 American Community Survey detailed-origin tables. Each list covers the full eligible universe; download the complete data as CSV. This list covers the 36 counties in Idaho that qualify, ranked against each other statewide. The median across all 36 is 66.

Finnish Americans: full group profile →

IdahoAll states All rankings

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 POPULATIONVS –

01Ada County, IDID546,1411,245–

02Kootenai County, IDID191,864697–

03Canyon County, IDID275,123457–

04Nez Perce County, IDID42,905281–

05Bonneville County, IDID135,771274–

06Bonner County, IDID54,420247–

07Shoshone County, IDID14,130231–

08Bannock County, IDID91,591219–

09Gem County, IDID21,773187–

10Blaine County, IDID25,517154–

11Latah County, IDID41,842140–

12Clearwater County, IDID9,11893–

13Bingham County, IDID51,15391–

14Twin Falls County, IDID97,53981–

15Boise County, IDID8,54572–

16Valley County, IDID12,83171–

17Benewah County, IDID10,50869–

18Boundary County, IDID13,99766–

19Custer County, IDID4,63661–

20Minidoka County, IDID22,91158–

21Elmore County, IDID29,46549–

22Jefferson County, IDID35,29740–

23Jerome County, IDID26,36231–

24Payette County, IDID27,82430–

25Madison County, IDID55,17224–

26Cassia County, IDID26,39723–

27Adams County, IDID5,01321–

28Lewis County, IDID3,70421–

29Idaho County, IDID17,87417–

30Fremont County, IDID14,20816–

31Teton County, IDID13,25416–

32Washington County, IDID11,58313–

33Caribou County, IDID7,25212–

34Lincoln County, IDID5,60312–

35Gooding County, IDID16,4469–

36Power County, IDID8,2466–

SHOWING 1–36 OF 36

Download CSV (full list, 36 rows)

UPDATED 2026-09-11 · DATA: US CENSUS BUREAU DECENNIAL CENSUS