RANKING · 2010 CENSUS · 39 SHOWN OF 39

Largest Bulgarian population, California counties · 2010

California counties ranked by the number of residents who are Bulgarian ancestry, from the 2010 American Community Survey detailed-origin tables. Each list covers the full eligible universe; download the complete data as CSV. This list covers the 39 counties in California that qualify, ranked against each other statewide. The median across all 39 is 92.

Bulgarian Americans: full group profile →

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RELATEDLargest American population Highest American population share Largest Arab population Highest Arab population share Largest Egyptian population Highest Egyptian population share

YEAR2010 2020 2024

Largest Bulgarian population by state

RANKPLACESTATEPOPBULGARIAN POPULATIONVS –

01Los Angeles County, CACA9,694,9343,728–

02San Diego County, CACA3,282,2481,093–

03Santa Clara County, CACA1,914,3911,039–

04Orange County, CACA3,149,507780–

05Contra Costa County, CACA1,170,070623–

06Sacramento County, CACA1,618,460523–

07San Francisco County, CACA826,079468–

08Riverside County, CACA2,544,916395–

09Alameda County, CACA1,636,630311–

10Marin County, CACA253,694239–

11El Dorado County, CACA192,323201–

12San Mateo County, CACA743,568194–

13Butte County, CACA209,211187–

14San Bernardino County, CACA2,224,091186–

15Ventura County, CACA830,851167–

16Sonoma County, CACA486,444145–

17Placer County, CACA442,081134–

18Santa Cruz County, CACA258,852104–

19San Joaquin County, CACA823,815100–

20Solano County, CACA455,37692–

21Santa Barbara County, CACA442,06582–

22Siskiyou County, CACA42,01366–

23Kern County, CACA927,06850–

24Mendocino County, CACA88,12250–

25Monterey County, CACA433,72940–

26Plumas County, CACA18,58336–

27Lake County, CACA67,77236–

28Madera County, CACA167,92725–

29Yolo County, CACA224,41024–

30Tehama County, CACA64,66520–

31Tulare County, CACA485,14618–

32San Benito County, CACA70,08214–

33San Luis Obispo County, CACA282,36714–

34Shasta County, CACA181,64813–

35Stanislaus County, CACA557,71913–

36Humboldt County, CACA131,64712–

37Napa County, CACA132,94910–

38Nevada County, CACA101,9117–

39Sutter County, CACA98,7873–

SHOWING 1–39 OF 39

Download CSV (full list, 39 rows)

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