Ranking of California Counties By Percentage of Population that are Black or African American Alone in 2018
Updated on June 18, 2025.
Based on the US Census Vintage data estimates, in 2018, among all California counties, Solano County had the highest percentage of its population who identified their race as Black or African American Alone (14.8%), followed by Alameda County (11.07%), and Sacramento County (10.81%).
The chart below shows the top 10 counties, and the table below shows the ranking of all California counties.
You can see similar ranking information for other racial and ethnicity groups in the United States.
You can also see similar information for other states, and also the ranking of all counties in the United States.
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Related Topics: California Census Vintage Data Topic List.
Data Source: US Census Bureau (Vintage).
See this for other years:
Ranking of California Counties By Percentage of Pop. that are
Black or African American Alone in 2018
25
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| Rank | County | % of County Population |
|---|---|---|
| 1 | Solano County | 14.8 |
| 2 | Alameda County | 11.07 |
| 3 | Sacramento County | 10.81 |
| 4 | Contra Costa County | 9.49 |
| 5 | San Bernardino County | 9.47 |
| 6 | Los Angeles County | 9.01 |
| 7 | Lassen County | 8.36 |
| 8 | San Joaquin County | 8.28 |
| 9 | Kings County | 7.27 |
| 9 | Riverside County | 7.27 |
| 10 | Kern County | 6.3 |
| 11 | Fresno County | 5.87 |
| 12 | San Diego County | 5.55 |
| 13 | San Francisco County | 5.54 |
| 14 | Yuba County | 4.36 |
| 15 | Madera County | 4.25 |
| 16 | Merced County | 4.01 |
| 17 | Del Norte County | 3.52 |
| 18 | Stanislaus County | 3.49 |
| 19 | Monterey County | 3.45 |
| 20 | Imperial County | 3.38 |
| 21 | Yolo County | 2.98 |
| 22 | Santa Clara County | 2.82 |
| 23 | Marin County | 2.78 |
| 24 | San Mateo County | 2.75 |
| 25 | Sutter County | 2.7 |
| 26 | Amador County | 2.69 |
| 27 | Napa County | 2.43 |
| 28 | Santa Barbara County | 2.39 |
| 29 | Ventura County | 2.36 |
| 30 | Tulare County | 2.21 |
| 31 | Orange County | 2.12 |
| 32 | San Luis Obispo County | 2.07 |
| 33 | Lake County | 2.03 |
| 33 | Sonoma County | 2.03 |
| 34 | Tuolumne County | 2.02 |
| 35 | Placer County | 1.88 |
| 36 | Butte County | 1.79 |
| 37 | San Benito County | 1.64 |
| 38 | Siskiyou County | 1.47 |
| 39 | Humboldt County | 1.43 |
| 40 | Santa Cruz County | 1.41 |
| 41 | Glenn County | 1.32 |
| 42 | Modoc County | 1.3 |
| 43 | Colusa County | 1.27 |
| 44 | Mariposa County | 1.19 |
| 45 | Shasta County | 1.16 |
| 46 | Inyo County | 1.1 |
| 47 | Mendocino County | 1.07 |
| 48 | El Dorado County | 1.04 |
| 49 | Tehama County | 1 |
| 50 | Plumas County | 0.99 |
| 51 | Calaveras County | 0.98 |
| 52 | Mono County | 0.88 |
| 53 | Trinity County | 0.71 |
| 54 | Sierra County | 0.64 |
| 55 | Nevada County | 0.57 |
| 56 | Alpine County | 0.09 |