RANKING · 2010 CENSUS · 32 SHOWN OF 32

Highest Nigerian population share, California counties · 2010

California counties ranked by the share of all residents who are Nigerian ancestry (2023 American Community Survey). A concentration measure: Nigerian residents as a percentage of total population. This list covers the 32 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

RANKPLACESTATEPOPNIGERIAN SHAREVS 2000

01Contra Costa County, CACA1,170,0700.2%–

02Alameda County, CACA1,636,6300.2%–

03San Bernardino County, CACA2,224,0910.1%–

04Los Angeles County, CACA9,694,9340.1%–

05Sacramento County, CACA1,618,4600.1%–

06Riverside County, CACA2,544,9160.1%–

07Humboldt County, CACA131,6470.1%–

08Kern County, CACA927,0680.1%–

09Napa County, CACA132,9490.1%–

10Fresno County, CACA1,035,4560.0%–

11San Mateo County, CACA743,5680.0%–

12San Joaquin County, CACA823,8150.0%–

13Shasta County, CACA181,6480.0%–

14San Diego County, CACA3,282,2480.0%–

15San Francisco County, CACA826,0790.0%–

16Santa Clara County, CACA1,914,3910.0%–

17Orange County, CACA3,149,5070.0%–

18Tulare County, CACA485,1460.0%–

19Solano County, CACA455,3760.0%–

20Stanislaus County, CACA557,7190.0%–

21Ventura County, CACA830,8510.0%–

22Monterey County, CACA433,7290.0%–

23Marin County, CACA253,6940.0%–

24Santa Barbara County, CACA442,0650.0%–

25San Luis Obispo County, CACA282,3670.0%–

26Yolo County, CACA224,4100.0%–

27Merced County, CACA297,2600.0%–

28Imperial County, CACA181,4110.0%–

29El Dorado County, CACA192,3230.0%–

30Santa Cruz County, CACA258,8520.0%–

31Kings County, CACA154,3270.0%–

32Placer County, CACA442,0810.0%–

SHOWING 1–32 OF 32

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