RANKING · 2020 CENSUS · 58 SHOWN OF 58

Highest Norwegian population share, California counties · 2020

California counties ranked by the share of all residents who are Norwegian ancestry (2023 American Community Survey). A concentration measure: Norwegian residents as a percentage of total population. This list covers the 58 counties in California 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

RANKPLACESTATEPOPNORWEGIAN SHAREVS 2000

01Mono County, CACA12,5053.0%–

02Nevada County, CACA101,9112.9%–

03Humboldt County, CACA131,6472.7%–

04El Dorado County, CACA192,3232.6%–

05Shasta County, CACA181,6482.3%–

06Tuolumne County, CACA53,1602.2%–

07Alpine County, CACA1,0432.2%–

08Mendocino County, CACA88,1222.1%–

09Sonoma County, CACA486,4442.0%–

10Butte County, CACA209,2112.0%–

11Placer County, CACA442,0812.0%–

12Del Norte County, CACA26,4102.0%–

13Plumas County, CACA18,5832.0%–

14Santa Cruz County, CACA258,8521.9%–

15Siskiyou County, CACA42,0131.9%–

16Marin County, CACA253,6941.8%–

17Tehama County, CACA64,6651.8%–

18Napa County, CACA132,9491.7%–

19San Luis Obispo County, CACA282,3671.7%–

20Trinity County, CACA15,7201.6%–

21Calaveras County, CACA46,6051.6%–

22Yuba County, CACA88,6911.5%–

23Mariposa County, CACA16,9181.5%–

24Yolo County, CACA224,4101.4%–

25Inyo County, CACA18,1581.4%–

26Santa Barbara County, CACA442,0651.4%–

27Amador County, CACA41,8761.3%–

28Sierra County, CACA3,0981.3%–

29Contra Costa County, CACA1,170,0701.3%–

30Sacramento County, CACA1,618,4601.3%–

31Lake County, CACA67,7721.2%–

32San Diego County, CACA3,282,2481.2%–

33Ventura County, CACA830,8511.2%–

34Modoc County, CACA8,4261.2%–

35Glenn County, CACA28,1411.0%–

36Solano County, CACA455,3761.0%–

37San Benito County, CACA70,0821.0%–

38Orange County, CACA3,149,5071.0%–

39Stanislaus County, CACA557,7191.0%–

40Sutter County, CACA98,7870.9%–

41Riverside County, CACA2,544,9160.9%–

42San Mateo County, CACA743,5680.9%–

43San Francisco County, CACA826,0790.9%–

44Alameda County, CACA1,636,6300.9%–

45Lassen County, CACA28,1170.8%–

46Santa Clara County, CACA1,914,3910.8%–

47San Bernardino County, CACA2,224,0910.7%–

48San Joaquin County, CACA823,8150.7%–

49Monterey County, CACA433,7290.7%–

50Kern County, CACA927,0680.6%–

51Fresno County, CACA1,035,4560.6%–

52Los Angeles County, CACA9,694,9340.5%–

53Madera County, CACA167,9270.5%–

54Kings County, CACA154,3270.5%–

55Tulare County, CACA485,1460.4%–

56Merced County, CACA297,2600.4%–

57Colusa County, CACA21,8360.3%–

58Imperial County, CACA181,4110.1%–

SHOWING 1–58 OF 58

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