Ranking of California Counties By Percentage of Population that were Two Or More Races from Census 2020

Updated on February 25, 2023.

According to the data from the United States 2020 decennial Census for California counties, in April 2020, among all California counties, Imperial County had the highest percentage of its population that identified their race as Two Or More Races (27.71%), followed by Colusa County (19.50%), and Tulare County (18.26%).

The chart below shows the top 10 counties, and the table below shows the ranking of all California counties based on the percentage of the population that identified as Two Or More Races.

You can see similar ranking information for other states. You can also see similar rankings of counties for other racial groups as well as for the different ethnicities in California.

Ranking of California Counties By Percentage of Pop. that were Two Or More Races from Census 2020
Imperial
Colusa
Tulare
Monterey
San Benito
Santa Barbara
Merced
Ventura
Riverside
San Bernardino
Ranking of California Counties By Percentage of Pop. that were Two Or More Races from Census 2020
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Rank County Two or More Races % of County Pop.
1 Imperial County 27.71
2 Colusa County 19.50
3 Tulare County 18.26
4 Monterey County 17.87
5 San Benito County 17.86
6 Santa Barbara County 17.79
7 Merced County 17.55
8 Ventura County 17.20
9 Riverside County 16.78
10 San Bernardino County 16.59
11 Madera County 16.23
12 Fresno County 16.20
13 Kern County 16.14
14 Kings County 15.89
15 San Diego County 15.82
16 Yolo County 15.76
17 Stanislaus County 15.31
18 Napa County 15.03
19 Los Angeles County 14.86
20 Solano County 14.66
21 San Joaquin County 14.48
22 Yuba County 14.43
23 Santa Cruz County 14.29
24 Orange County 14.03
25 Glenn County 13.65
26 Sonoma County 13.51
27 San Luis Obispo County 13.48
28 Sacramento County 13.35
29 Mendocino County 13.17
30 Contra Costa County 13.16
31 Lake County 13.12
32 Sutter County 12.54
33 Del Norte County 12.40
34 San Mateo County 12.33
35 Placer County 12.08
36 Mono County 12.01
37 Sierra County 11.99
38 Tehama County 11.92
39 Mariposa County 11.86
40 Humboldt County 11.84
41 Butte County 11.66
42 El Dorado County 11.48
43 Siskiyou County 11.46
44 Alameda County 11.34
45 Marin County 11.32
46 Inyo County 11.19
47 Calaveras County 11.10
48 Santa Clara County 10.82
49 Shasta County 10.74
50 Tuolumne County 10.20
51 Alpine County 9.88
52 Nevada County 9.88
53 San Francisco County 9.87
54 Amador County 9.58
55 Plumas County 9.25
56 Modoc County 8.49
57 Trinity County 8.42
58 Lassen County 7.91