RANKING · 2020 CENSUS · 43 SHOWN OF 43

Highest Norwegian population share, Idaho counties · 2020

Idaho counties ranked by the share of all residents who are Norwegian ancestry (2020 American Community Survey). A concentration measure: Norwegian residents as a percentage of total population. This list covers the 43 counties in Idaho that qualify, ranked against each other statewide. The median across all 43 is 2.6%.

Norwegian Americans: full group profile →

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SAME RANKING BYCities States Metros

YEAR2010 2020 2024

RANKPLACESTATEPOPNORWEGIAN SHAREVS 2010

01Kootenai County, IDID191,8645.4%−1.3 pts

02Boundary County, IDID13,9974.7%−1.1 pts

03Lewis County, IDID3,7044.6%0.0 pts

04Latah County, IDID41,8424.5%−2.4 pts

05Idaho County, IDID17,8744.5%+0.8 pts

06Shoshone County, IDID14,1304.5%−2.0 pts

07Nez Perce County, IDID42,9054.4%−0.5 pts

08Valley County, IDID12,8314.3%+1.3 pts

09Fremont County, IDID14,2084.2%+2.2 pts

10Bonner County, IDID54,4203.9%−2.3 pts

11Benewah County, IDID10,5083.5%−3.6 pts

12Adams County, IDID5,0133.4%+0.3 pts

13Bonneville County, IDID135,7713.3%+0.9 pts

14Ada County, IDID546,1413.1%−0.4 pts

15Owyhee County, IDID12,6613.1%−0.1 pts

16Lemhi County, IDID8,4743.0%−1.9 pts

17Gem County, IDID21,7732.8%+1.1 pts

18Blaine County, IDID25,5172.7%−0.1 pts

19Bear Lake County, IDID6,7272.7%−0.3 pts

20Jefferson County, IDID35,2972.7%−0.7 pts

21Boise County, IDID8,5452.7%+0.2 pts

22Elmore County, IDID29,4652.6%+0.3 pts

23Madison County, IDID55,1722.6%−0.5 pts

24Bannock County, IDID91,5912.5%−0.4 pts

25Twin Falls County, IDID97,5392.1%−1.0 pts

26Clearwater County, IDID9,1182.1%−4.1 pts

27Canyon County, IDID275,1232.0%−0.1 pts

28Teton County, IDID13,2541.9%−1.5 pts

29Franklin County, IDID15,8891.8%−2.3 pts

30Oneida County, IDID5,0851.7%+0.6 pts

31Jerome County, IDID26,3621.6%0.0 pts

32Washington County, IDID11,5831.4%−0.2 pts

33Butte County, IDID2,7831.3%−1.3 pts

34Lincoln County, IDID5,6031.3%−0.3 pts

35Gooding County, IDID16,4461.1%−0.6 pts

36Caribou County, IDID7,2521.1%−1.2 pts

37Bingham County, IDID51,1531.1%−0.6 pts

38Cassia County, IDID26,3971.0%−0.3 pts

39Power County, IDID8,2461.0%+0.5 pts

40Custer County, IDID4,6361.0%−4.0 pts

41Payette County, IDID27,8240.8%−1.0 pts

42Minidoka County, IDID22,9110.7%−0.8 pts

43Camas County, IDID1,3160.2%−3.3 pts

SHOWING 1–43 OF 43

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