RANKING · 2024 ACS · 41 SHOWN OF 41

Highest Nigerian population share, California counties

California counties ranked by the share of all residents who are Nigerian ancestry (2024 American Community Survey). A concentration measure: Nigerian residents as a percentage of total population. This list covers the 41 counties in California that qualify, ranked against each other statewide.

Nigerian Americans: full group profile →

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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 2010

01Contra Costa County, CACA1,170,0700.3%+0.2 pts

02Alameda County, CACA1,636,6300.3%+0.2 pts

03Kings County, CACA154,3270.3%+0.3 pts

04Plumas County, CACA18,5830.3%–

05Sacramento County, CACA1,618,4600.2%+0.2 pts

06San Bernardino County, CACA2,224,0910.2%+0.1 pts

07San Joaquin County, CACA823,8150.2%+0.2 pts

08Los Angeles County, CACA9,694,9340.2%+0.1 pts

09Riverside County, CACA2,544,9160.2%+0.1 pts

10San Francisco County, CACA826,0790.2%+0.1 pts

11Yolo County, CACA224,4100.1%+0.1 pts

12Fresno County, CACA1,035,4560.1%+0.1 pts

13Solano County, CACA455,3760.1%+0.1 pts

14Stanislaus County, CACA557,7190.1%+0.1 pts

15Nevada County, CACA101,9110.1%–

16Monterey County, CACA433,7290.1%+0.1 pts

17Ventura County, CACA830,8510.1%+0.1 pts

18Kern County, CACA927,0680.1%+0.0 pts

19Santa Clara County, CACA1,914,3910.1%+0.1 pts

20Yuba County, CACA88,6910.1%–

21San Diego County, CACA3,282,2480.1%+0.1 pts

22Butte County, CACA209,2110.1%–

23Tuolumne County, CACA53,1600.1%–

24San Benito County, CACA70,0820.1%–

25Orange County, CACA3,149,5070.1%+0.0 pts

26San Mateo County, CACA743,5680.1%+0.0 pts

27Napa County, CACA132,9490.1%+0.0 pts

28Placer County, CACA442,0810.1%+0.1 pts

29Amador County, CACA41,8760.1%–

30Sonoma County, CACA486,4440.1%–

31Shasta County, CACA181,6480.1%+0.0 pts

32San Luis Obispo County, CACA282,3670.1%+0.0 pts

33Santa Barbara County, CACA442,0650.0%+0.0 pts

34Tulare County, CACA485,1460.0%+0.0 pts

35Merced County, CACA297,2600.0%+0.0 pts

36Santa Cruz County, CACA258,8520.0%+0.0 pts

37Madera County, CACA167,9270.0%–

38Imperial County, CACA181,4110.0%+0.0 pts

39El Dorado County, CACA192,3230.0%+0.0 pts

40Marin County, CACA253,6940.0%+0.0 pts

41Humboldt County, CACA131,6470.0%−0.1 pts

SHOWING 1–41 OF 41

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UPDATED 2026-08-08 · DATA: US CENSUS BUREAU ACS 5-YEAR ESTIMATES