Ranking of California Counties By Percentage of Population that are Black or African American Alone in 2015

Updated on June 18, 2025.

Based on the US Census Vintage data estimates, in 2015, among all California counties, Solano County had the highest percentage of its population who identified their race as Black or African American Alone (14.89%), followed by Alameda County (11.82%), and Sacramento County (10.85%).

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 2015
Solano
Alameda
Sacramento
San Bernardino
Contra Costa
Los Angeles
Lassen
San Joaquin
Kings
Riverside
Ranking of California Counties By Percentage of Pop. that are Black or African American Alone in 2015
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Rank County % of County Population
1 Solano County 14.89
2 Alameda County 11.82
3 Sacramento County 10.85
4 San Bernardino County 9.55
5 Contra Costa County 9.52
6 Los Angeles County 9.14
7 Lassen County 8.47
8 San Joaquin County 8.14
9 Kings County 7.25
10 Riverside County 7.11
11 Kern County 6.24
12 Fresno County 5.89
13 San Francisco County 5.66
14 San Diego County 5.53
15 Madera County 4.26
16 Merced County 4.11
17 Yuba County 3.88
18 Del Norte County 3.48
19 Monterey County 3.47
20 Imperial County 3.42
21 Stanislaus County 3.34
22 San Mateo County 2.85
23 Yolo County 2.84
24 Santa Clara County 2.82
25 Marin County 2.8
26 Sutter County 2.51
27 Santa Barbara County 2.41
28 Napa County 2.27
29 Ventura County 2.24
30 Tulare County 2.18
31 Amador County 2.08
32 Orange County 2.07
33 San Luis Obispo County 2.03
34 Lake County 2
35 Sonoma County 1.93
35 Tuolumne County 1.93
36 Butte County 1.73
37 Placer County 1.69
38 Siskiyou County 1.45
39 Santa Cruz County 1.38
40 San Benito County 1.35
41 Humboldt County 1.34
42 Glenn County 1.26
43 Colusa County 1.21
44 Modoc County 1.19
45 Mariposa County 1.06
46 Shasta County 1.02
47 Mendocino County 1
48 Inyo County 0.98
49 El Dorado County 0.94
50 Plumas County 0.93
51 Calaveras County 0.9
51 Tehama County 0.9
52 Mono County 0.81
53 Trinity County 0.65
54 Nevada County 0.54
55 Alpine County 0.46
56 Sierra County 0.3