RANKING · 2020 CENSUS · 57 SHOWN OF 57

Highest Russian population share, California counties · 2020

California counties ranked by the share of all residents who are Russian ancestry (2020 American Community Survey). A concentration measure: Russian residents as a percentage of total population. This list covers the 57 counties in California that qualify, ranked against each other statewide.

Russian Americans: full group profile →

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SAME RANKING BYCities States Metros

YEAR2010 2020 2024

RANKPLACESTATEPOPRUSSIAN SHAREVS 2010

01Marin County, CACA253,6942.7%−1.0 pts

02Yolo County, CACA224,4102.2%+0.0 pts

03San Francisco County, CACA826,0791.9%−0.8 pts

04San Mateo County, CACA743,5681.4%−0.4 pts

05Sacramento County, CACA1,618,4601.4%−0.1 pts

06Mono County, CACA12,5051.3%−0.6 pts

07Sonoma County, CACA486,4441.2%−0.4 pts

08Ventura County, CACA830,8511.2%−0.6 pts

09Los Angeles County, CACA9,694,9341.2%−0.4 pts

10Contra Costa County, CACA1,170,0701.1%−0.2 pts

11San Luis Obispo County, CACA282,3671.1%−0.0 pts

12Santa Cruz County, CACA258,8521.1%−0.9 pts

13Santa Clara County, CACA1,914,3911.1%−0.1 pts

14Tuolumne County, CACA53,1601.0%+0.1 pts

15Mariposa County, CACA16,9181.0%−0.5 pts

16Placer County, CACA442,0811.0%−0.0 pts

17Nevada County, CACA101,9111.0%+0.1 pts

18San Diego County, CACA3,282,2480.9%−0.2 pts

19Orange County, CACA3,149,5070.9%−0.3 pts

20Alameda County, CACA1,636,6300.9%−0.4 pts

21El Dorado County, CACA192,3230.9%−0.1 pts

22Humboldt County, CACA131,6470.9%−0.5 pts

23Santa Barbara County, CACA442,0650.9%−0.5 pts

24Mendocino County, CACA88,1220.8%−0.5 pts

25Amador County, CACA41,8760.7%−0.3 pts

26Butte County, CACA209,2110.7%−0.1 pts

27Napa County, CACA132,9490.7%−0.4 pts

28Inyo County, CACA18,1580.7%+0.4 pts

29Shasta County, CACA181,6480.6%−0.4 pts

30Yuba County, CACA88,6910.6%+0.1 pts

31Tehama County, CACA64,6650.6%−0.5 pts

32Modoc County, CACA8,4260.6%−0.7 pts

33Monterey County, CACA433,7290.5%−0.1 pts

34Siskiyou County, CACA42,0130.5%−0.7 pts

35Lake County, CACA67,7720.5%−0.0 pts

36Riverside County, CACA2,544,9160.4%−0.2 pts

37Stanislaus County, CACA557,7190.4%+0.1 pts

38Plumas County, CACA18,5830.4%−1.0 pts

39Calaveras County, CACA46,6050.4%−0.9 pts

40Solano County, CACA455,3760.4%−0.2 pts

41Sierra County, CACA3,0980.4%+0.2 pts

42Fresno County, CACA1,035,4560.4%−0.2 pts

43San Bernardino County, CACA2,224,0910.3%−0.1 pts

44Madera County, CACA167,9270.3%−0.1 pts

45San Benito County, CACA70,0820.3%+0.0 pts

46Lassen County, CACA28,1170.3%−0.2 pts

47Sutter County, CACA98,7870.3%−0.1 pts

48Trinity County, CACA15,7200.3%−1.4 pts

49San Joaquin County, CACA823,8150.3%−0.2 pts

50Kern County, CACA927,0680.2%−0.1 pts

51Colusa County, CACA21,8360.2%+0.1 pts

52Kings County, CACA154,3270.2%+0.0 pts

53Glenn County, CACA28,1410.2%−0.1 pts

54Merced County, CACA297,2600.2%−0.1 pts

55Tulare County, CACA485,1460.1%−0.1 pts

56Imperial County, CACA181,4110.1%−0.1 pts

57Del Norte County, CACA26,4100.1%−0.2 pts

SHOWING 1–57 OF 57

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UPDATED 2026-08-08 · DATA: US CENSUS BUREAU DECENNIAL CENSUS