Ranking of California Counties By Percentage of Population that are Two Or More Races in 2012

Updated on June 18, 2025.

Based on the US Census Vintage data estimates, in 2012, among all California counties, Solano County had the highest percentage of its population who identified their race as Two Or More Races (6.69%), followed by Sacramento County (5.85%), and Yuba County (5.81%).

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.

See this for other years:
Ranking of California Counties By Percentage of Pop. that are Two Or More Races in 2012
Solano
Sacramento
Yuba
Humboldt
Alameda
San Joaquin
Contra Costa
Trinity
Siskiyou
Yolo
Ranking of California Counties By Percentage of Pop. that are Two Or More Races in 2012
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Rank County % of County Population
1 Solano County 6.69
2 Sacramento County 5.85
3 Yuba County 5.81
4 Humboldt County 5.23
5 Alameda County 5.15
6 San Joaquin County 4.97
7 Contra Costa County 4.96
8 Trinity County 4.85
9 Siskiyou County 4.84
10 Yolo County 4.8
11 Del Norte County 4.53
12 San Mateo County 4.36
13 Lake County 4.22
14 San Diego County 4.18
15 Shasta County 4.13
15 Sutter County 4.13
16 San Francisco County 4.09
17 Butte County 4.06
18 Santa Clara County 3.97
19 Santa Cruz County 3.87
20 Placer County 3.86
21 Stanislaus County 3.79
22 Monterey County 3.76
23 Sonoma County 3.7
24 Mariposa County 3.67
25 Mendocino County 3.66
26 Marin County 3.62
27 Kings County 3.46
28 Plumas County 3.44
29 Santa Barbara County 3.42
30 El Dorado County 3.39
31 Lassen County 3.38
32 Calaveras County 3.31
32 San Bernardino County 3.31
33 Modoc County 3.3
34 Riverside County 3.29
34 San Benito County 3.29
35 Tehama County 3.25
36 Ventura County 3.24
37 San Luis Obispo County 3.22
38 Orange County 3.19
39 Amador County 3.15
40 Tuolumne County 3.13
41 Napa County 3.03
42 Inyo County 3.02
43 Kern County 2.97
44 Nevada County 2.91
45 Fresno County 2.88
45 Merced County 2.88
46 Los Angeles County 2.83
47 Glenn County 2.71
48 Alpine County 2.7
49 Mono County 2.6
50 Tulare County 2.37
51 Madera County 2.36
52 Sierra County 2.22
53 Colusa County 2.11
54 Imperial County 1.7