RANKING · 2024 ACS · 58 SHOWN OF 58

Highest Black population share, California counties

California counties ranked by the share of all residents who are Black or African American (2024 American Community Survey). A concentration measure: Black residents as a percentage of total population. This list covers the 58 counties in California that qualify, ranked against each other statewide.

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SAME RANKING BYCities States Metros ZIP codes

RELATEDHighest Asian household income Highest Black household income Highest Hispanic household income Highest White (non-Hispanic) household income Largest White (non-Hispanic) population Highest White (non-Hispanic) population share

YEAR1990 2000 2010 2020 2024

RANKPLACESTATEPOPBLACKVS 2000

01Solano County, CACA455,37612.3%−16%

02Alameda County, CACA1,636,6309.3%−36%

03Sacramento County, CACA1,618,4609.0%−7%

04Contra Costa County, CACA1,170,0707.9%−13%

05San Bernardino County, CACA2,224,0917.5%−15%

06Los Angeles County, CACA9,694,9347.4%−22%

07San Joaquin County, CACA823,8156.6%+3%

08Lassen County, CACA28,1176.1%−31%

09Riverside County, CACA2,544,9166.0%+1%

10Kings County, CACA154,3275.8%−28%

11Kern County, CACA927,0684.8%−16%

12San Francisco County, CACA826,0794.7%−38%

13San Diego County, CACA3,282,2484.4%−21%

14Fresno County, CACA1,035,4564.2%−17%

15Yuba County, CACA88,6913.8%+27%

16Stanislaus County, CACA557,7192.6%+9%

17Merced County, CACA297,2602.6%−29%

18Del Norte County, CACA26,4102.5%−41%

19Madera County, CACA167,9272.4%−36%

20Yolo County, CACA224,4102.4%+30%

21Santa Clara County, CACA1,914,3912.2%−17%

22Marin County, CACA253,6942.1%−26%

23Monterey County, CACA433,7292.0%−42%

24San Mateo County, CACA743,5682.0%−41%

25Lake County, CACA67,7722.0%−6%

26Imperial County, CACA181,4112.0%−46%

27Amador County, CACA41,8761.9%−50%

28Tuolumne County, CACA53,1601.8%−14%

29Butte County, CACA209,2111.7%+31%

30Napa County, CACA132,9491.7%+38%

31Ventura County, CACA830,8511.7%−8%

32Sutter County, CACA98,7871.6%−11%

33Placer County, CACA442,0811.6%+105%

34Colusa County, CACA21,8361.5%+226%

35Orange County, CACA3,149,5071.5%+1%

36Santa Barbara County, CACA442,0651.5%−28%

37Sonoma County, CACA486,4441.5%+11%

38Siskiyou County, CACA42,0131.3%+6%

39Tulare County, CACA485,1461.3%−6%

40Humboldt County, CACA131,6471.3%+58%

41Trinity County, CACA15,7201.1%+163%

42San Luis Obispo County, CACA282,3671.1%−44%

43Calaveras County, CACA46,6051.0%+34%

44Plumas County, CACA18,5831.0%+54%

45Mariposa County, CACA16,9180.9%+39%

46Shasta County, CACA181,6480.8%+15%

47Tehama County, CACA64,6650.8%+64%

48San Benito County, CACA70,0820.8%−10%

49El Dorado County, CACA192,3230.8%+61%

50Santa Cruz County, CACA258,8520.7%−15%

51Mendocino County, CACA88,1220.6%+11%

52Modoc County, CACA8,4260.6%−9%

53Inyo County, CACA18,1580.5%+369%

54Nevada County, CACA101,9110.3%+20%

55Sierra County, CACA3,0980.3%+73%

56Glenn County, CACA28,1410.2%−51%

57Mono County, CACA12,5050.1%−83%

58Alpine County, CACA1,0430.0%−100%

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UPDATED 2026-07-15 · DATA: US CENSUS BUREAU ACS 5-YEAR ESTIMATES