RANKING · 2020 CENSUS · 43 SHOWN OF 43

Largest Norwegian population, Idaho counties · 2020

Idaho counties ranked by the number of residents who are Norwegian ancestry, from the 2020 American Community Survey detailed-origin tables. Each list covers the full eligible universe; download the complete data as CSV. This list covers the 43 counties in Idaho that qualify, ranked against each other statewide. The median across all 43 is 365.

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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

RANKPLACESTATEPOPNORWEGIAN POPULATIONVS 2010

01Ada County, IDID546,14114,680+9%

02Kootenai County, IDID191,8648,768−3%

03Canyon County, IDID275,1234,414+17%

04Bonneville County, IDID135,7713,912+57%

05Bannock County, IDID91,5912,154−7%

06Twin Falls County, IDID97,5391,846−22%

07Latah County, IDID41,8421,806−28%

08Nez Perce County, IDID42,9051,771−7%

09Bonner County, IDID54,4201,732−31%

10Madison County, IDID55,1721,013−8%

11Jefferson County, IDID35,297790−6%

12Idaho County, IDID17,874744+27%

13Elmore County, IDID29,465716+15%

14Blaine County, IDID25,517620+1%

15Boundary County, IDID13,997576−9%

16Shoshone County, IDID14,130567−32%

17Fremont County, IDID14,208546+109%

18Bingham County, IDID51,153505−31%

19Gem County, IDID21,773502+71%

20Valley County, IDID12,831475+60%

21Jerome County, IDID26,362384+16%

22Owyhee County, IDID12,661365+1%

23Benewah County, IDID10,508322−51%

24Cassia County, IDID26,397250−17%

25Franklin County, IDID15,889245−53%

26Lemhi County, IDID8,474237−38%

27Teton County, IDID13,254219−30%

28Boise County, IDID8,545205+18%

29Payette County, IDID27,824196−53%

30Clearwater County, IDID9,118185−66%

31Lewis County, IDID3,704177+2%

32Gooding County, IDID16,446171−34%

33Bear Lake County, IDID6,727164−9%

34Minidoka County, IDID22,911148−49%

35Washington County, IDID11,583144−13%

36Adams County, IDID5,013143+15%

37Power County, IDID8,24680+111%

38Caribou County, IDID7,25277−52%

39Oneida County, IDID5,08576+69%

40Lincoln County, IDID5,60367−16%

41Custer County, IDID4,63640−81%

42Butte County, IDID2,78333−54%

43Camas County, IDID1,3162−95%

SHOWING 1–43 OF 43

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