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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. The median across all 58 is 1.7%. Biggest climber in the top 100 since 2020: Trinity County, CA, up 15 places to #41.

Highest Black population share by state
All USAlaskaAlabamaArkansasArizonaCaliforniaColoradoFloridaGeorgiaIowaIdahoIllinoisIndianaKansasKentuckyLouisianaMassachusettsMarylandMaineMichiganMinnesotaMissouriMississippiMontanaNorth CarolinaNorth DakotaNebraskaNew HampshireNew JerseyNew MexicoNevadaNew YorkOhioOklahomaOregonPennsylvaniaSouth CarolinaSouth DakotaTennesseeTexasUtahVirginiaVermontWashingtonWisconsinWest VirginiaWyoming
RANKPLACESTATEPOPBLACKVS 2000
01Solano County, CACA455,37612.3%−2.3 pts
02Alameda County, CACA1,636,6309.3%−5.3 pts
03Sacramento County, CACA1,618,4609.0%−0.7 pts
04Contra Costa County, CACA1,170,0707.9%−1.2 pts
05San Bernardino County, CACA2,224,0917.5%−1.3 pts
06Los Angeles County, CACA9,694,9347.4%−2.1 pts
07San Joaquin County, CACA823,8156.6%+0.2 pts
08Lassen County, CACA28,1176.1%−2.7 pts
09Riverside County, CACA2,544,9166.0%+0.1 pts
10Kings County, CACA154,3275.8%−2.2 pts
11▲1Kern County, CACA927,0684.8%−0.9 pts
12▼1San Francisco County, CACA826,0794.7%−2.9 pts
13San Diego County, CACA3,282,2484.4%−1.1 pts
14Fresno County, CACA1,035,4564.2%−0.9 pts
15Yuba County, CACA88,6913.8%+0.8 pts
16▲5Stanislaus County, CACA557,7192.6%+0.2 pts
17▲1Merced County, CACA297,2602.6%−1.0 pts
18▼2Del Norte County, CACA26,4102.5%−1.7 pts
19▲1Madera County, CACA167,9272.4%−1.4 pts
20▼1Yolo County, CACA224,4102.4%+0.6 pts
21▲2Santa Clara County, CACA1,914,3912.2%−0.4 pts
22Marin County, CACA253,6942.1%−0.7 pts
23▲2Monterey County, CACA433,7292.0%−1.5 pts
24▲2San Mateo County, CACA743,5682.0%−1.4 pts
25▲4Lake County, CACA67,7722.0%−0.1 pts
26▼2Imperial County, CACA181,4112.0%−1.7 pts
27▼10Amador County, CACA41,8761.9%−1.9 pts
28Tuolumne County, CACA53,1601.8%−0.3 pts
29▲4Butte County, CACA209,2111.7%+0.4 pts
30Napa County, CACA132,9491.7%+0.5 pts
31Ventura County, CACA830,8511.7%−0.1 pts
32▼5Sutter County, CACA98,7871.6%−0.2 pts
33▼1Placer County, CACA442,0811.6%+0.8 pts
34▲9Colusa County, CACA21,8361.5%+1.1 pts
35▼1Orange County, CACA3,149,5071.5%0.0 pts
36▲1Santa Barbara County, CACA442,0651.5%−0.6 pts
37▼1Sonoma County, CACA486,4441.5%+0.1 pts
38▲2Siskiyou County, CACA42,0131.3%+0.1 pts
39Tulare County, CACA485,1461.3%−0.1 pts
40▼2Humboldt County, CACA131,6471.3%+0.5 pts
41▲15Trinity County, CACA15,7201.1%+0.7 pts
42▼7San Luis Obispo County, CACA282,3671.1%−0.8 pts
43▲5Calaveras County, CACA46,6051.0%+0.2 pts
44▲8Plumas County, CACA18,5831.0%+0.3 pts
45▲5Mariposa County, CACA16,9180.9%+0.3 pts
46▼4Shasta County, CACA181,6480.8%+0.1 pts
47▲4Tehama County, CACA64,6650.8%+0.3 pts
48▼1San Benito County, CACA70,0820.8%−0.1 pts
49▼3El Dorado County, CACA192,3230.8%+0.3 pts
50▼9Santa Cruz County, CACA258,8520.7%−0.1 pts
51▼2Mendocino County, CACA88,1220.6%+0.1 pts
52▼7Modoc County, CACA8,4260.6%−0.1 pts
53▲2Inyo County, CACA18,1580.5%+0.4 pts
54▲3Nevada County, CACA101,9110.3%+0.1 pts
55▲3Sierra County, CACA3,0980.3%+0.1 pts
56▼2Glenn County, CACA28,1410.2%−0.2 pts
57▼4Mono County, CACA12,5050.1%−0.3 pts
58▼14Alpine County, CACA1,0430.0%−0.6 pts
SHOWING 1–58 OF 58

UPDATED 2026-09-11 · DATA: US CENSUS BUREAU ACS 5-YEAR ESTIMATES