RANKING · 2024 ACS · 58 SHOWN OF 58

Largest Polish population, California counties

California counties ranked by the number of residents who are Polish ancestry, from the 2023 American Community Survey detailed-origin tables. Each list covers the full eligible universe; download the complete data as CSV. 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

RANKPLACESTATEPOPPOLISH POPULATIONVS 2000

01Los Angeles County, CACA9,694,934103,981–

02San Diego County, CACA3,282,24853,920–

03Orange County, CACA3,149,50742,195–

04Riverside County, CACA2,544,91623,603–

05Santa Clara County, CACA1,914,39118,777–

06Alameda County, CACA1,636,63018,478–

07Sacramento County, CACA1,618,46016,762–

08San Bernardino County, CACA2,224,09115,642–

09San Francisco County, CACA826,07914,926–

10Contra Costa County, CACA1,170,07014,615–

11Ventura County, CACA830,85113,725–

12San Mateo County, CACA743,5689,062–

13Sonoma County, CACA486,4448,763–

14Marin County, CACA253,6947,511–

15Santa Barbara County, CACA442,0655,741–

16Placer County, CACA442,0815,565–

17Kern County, CACA927,0685,332–

18San Luis Obispo County, CACA282,3674,972–

19San Joaquin County, CACA823,8154,781–

20Santa Cruz County, CACA258,8524,774–

21Solano County, CACA455,3763,909–

22Fresno County, CACA1,035,4563,408–

23El Dorado County, CACA192,3233,357–

24Monterey County, CACA433,7293,251–

25Yolo County, CACA224,4103,062–

26Stanislaus County, CACA557,7192,762–

27Humboldt County, CACA131,6472,435–

28Nevada County, CACA101,9112,145–

29Shasta County, CACA181,6482,086–

30Butte County, CACA209,2111,689–

31Napa County, CACA132,9491,683–

32Lake County, CACA67,7721,266–

33Tulare County, CACA485,1461,247–

34Yuba County, CACA88,691925–

35Tuolumne County, CACA53,160891–

36Amador County, CACA41,876883–

37Mendocino County, CACA88,122882–

38Madera County, CACA167,927683–

39San Benito County, CACA70,082651–

40Merced County, CACA297,260583–

41Calaveras County, CACA46,605527–

42Mariposa County, CACA16,918497–

43Kings County, CACA154,327490–

44Tehama County, CACA64,665475–

45Inyo County, CACA18,158422–

46Siskiyou County, CACA42,013402–

47Del Norte County, CACA26,410332–

48Sutter County, CACA98,787330–

49Lassen County, CACA28,117297–

50Plumas County, CACA18,583237–

51Imperial County, CACA181,411212–

52Mono County, CACA12,505190–

53Glenn County, CACA28,141130–

54Modoc County, CACA8,42695–

55Trinity County, CACA15,72033–

56Colusa County, CACA21,83628–

57Sierra County, CACA3,09814–

58Alpine County, CACA1,0437–

SHOWING 1–58 OF 58

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