RANKING · 2020 CENSUS · 36 SHOWN OF 36

Highest Bulgarian population share, California counties · 2020

California counties ranked by the share of all residents who are Bulgarian ancestry (2020 American Community Survey). A concentration measure: Bulgarian residents as a percentage of total population. This list covers the 36 counties in California that qualify, ranked against each other statewide. The median across all 36 is 0.0%.

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

Highest Bulgarian population share by state

RANKPLACESTATEPOPBULGARIAN SHAREVS 2010

01El Dorado County, CACA192,3230.1%0.0 pts

02Solano County, CACA455,3760.1%+0.1 pts

03Marin County, CACA253,6940.1%0.0 pts

04Placer County, CACA442,0810.1%0.0 pts

05San Luis Obispo County, CACA282,3670.1%+0.1 pts

06San Francisco County, CACA826,0790.1%0.0 pts

07Contra Costa County, CACA1,170,0700.1%0.0 pts

08Santa Clara County, CACA1,914,3910.1%0.0 pts

09San Mateo County, CACA743,5680.1%0.0 pts

10Sacramento County, CACA1,618,4600.1%0.0 pts

11San Diego County, CACA3,282,2480.1%0.0 pts

12Santa Barbara County, CACA442,0650.0%0.0 pts

13Lake County, CACA67,7720.0%0.0 pts

14Yolo County, CACA224,4100.0%0.0 pts

15Sonoma County, CACA486,4440.0%0.0 pts

16Los Angeles County, CACA9,694,9340.0%0.0 pts

17Alameda County, CACA1,636,6300.0%0.0 pts

18Santa Cruz County, CACA258,8520.0%0.0 pts

19Orange County, CACA3,149,5070.0%0.0 pts

20Napa County, CACA132,9490.0%0.0 pts

21Riverside County, CACA2,544,9160.0%0.0 pts

22Monterey County, CACA433,7290.0%0.0 pts

23Nevada County, CACA101,9110.0%0.0 pts

24Shasta County, CACA181,6480.0%0.0 pts

25Madera County, CACA167,9270.0%0.0 pts

26Ventura County, CACA830,8510.0%0.0 pts

27Yuba County, CACA88,6910.0%–

28Fresno County, CACA1,035,4560.0%–

29Tulare County, CACA485,1460.0%0.0 pts

30Humboldt County, CACA131,6470.0%0.0 pts

31Butte County, CACA209,2110.0%−0.1 pts

32San Bernardino County, CACA2,224,0910.0%0.0 pts

33Kern County, CACA927,0680.0%0.0 pts

34San Joaquin County, CACA823,8150.0%0.0 pts

35Siskiyou County, CACA42,0130.0%−0.1 pts

36Sutter County, CACA98,7870.0%0.0 pts

SHOWING 1–36 OF 36

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