Ranking of California Counties By Percentage of Population that are Black or African American Alone in 2017

Updated on June 18, 2025.

Based on the US Census Vintage data estimates, in 2017, among all California counties, Solano County had the highest percentage of its population who identified their race as Black or African American Alone (14.87%), followed by Alameda County (11.28%), and Sacramento County (10.84%).

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.

See this for other years:
Ranking of California Counties By Percentage of Pop. that are Black or African American Alone in 2017
Solano
Alameda
Sacramento
San Bernardino
Contra Costa
Los Angeles
Lassen
San Joaquin
Riverside
Kings
Ranking of California Counties By Percentage of Pop. that are Black or African American Alone in 2017
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Rank County % of County Population
1 Solano County 14.87
2 Alameda County 11.28
3 Sacramento County 10.84
4 San Bernardino County 9.48
5 Contra Costa County 9.47
6 Los Angeles County 9.04
7 Lassen County 8.39
8 San Joaquin County 8.24
9 Riverside County 7.2
10 Kings County 7.13
11 Kern County 6.29
12 Fresno County 5.87
13 San Francisco County 5.56
14 San Diego County 5.54
15 Yuba County 4.27
16 Madera County 4.21
17 Merced County 3.97
18 Monterey County 3.49
19 Stanislaus County 3.47
20 Imperial County 3.44
21 Del Norte County 3.05
22 Yolo County 2.9
23 Santa Clara County 2.8
24 San Mateo County 2.77
25 Marin County 2.74
26 Sutter County 2.6
27 Amador County 2.48
28 Santa Barbara County 2.4
29 Napa County 2.37
30 Ventura County 2.32
31 Tulare County 2.2
32 Orange County 2.1
33 Lake County 2.04
33 San Luis Obispo County 2.04
34 Sonoma County 2.01
35 Tuolumne County 1.98
36 Placer County 1.82
37 Butte County 1.77
38 San Benito County 1.54
39 Siskiyou County 1.44
40 Humboldt County 1.4
41 Santa Cruz County 1.36
42 Colusa County 1.32
43 Modoc County 1.31
44 Glenn County 1.27
45 Mariposa County 1.15
46 Shasta County 1.1
47 Mendocino County 1.08
48 Inyo County 1.07
49 Plumas County 1.05
50 El Dorado County 1.02
51 Tehama County 1.01
52 Calaveras County 0.93
53 Mono County 0.9
54 Trinity County 0.76
55 Nevada County 0.56
56 Alpine County 0.36
57 Sierra County 0.33