Ranking of California Counties By Percentage of Population that are Asian Alone in 2010

Updated on June 18, 2025.

Based on the US Census Vintage data estimates, in 2010, among all California counties, San Francisco County had the highest percentage of its population who identified their race as Asian Alone (33.8%), followed by Santa Clara County (32.8%), and Alameda County (26.86%).

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 Asian Alone in 2010
San Francisco
Santa Clara
Alameda
San Mateo
Orange
San Joaquin
Sutter
Solano
Contra Costa
Sacramento
Ranking of California Counties By Percentage of Pop. that are Asian Alone in 2010
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Rank County % of County Population
1 San Francisco County 33.8
2 Santa Clara County 32.8
3 Alameda County 26.86
4 San Mateo County 25.52
5 Orange County 18.33
6 San Joaquin County 15.51
7 Sutter County 15.31
8 Solano County 15.26
9 Contra Costa County 15.01
10 Sacramento County 14.91
11 Los Angeles County 14.22
12 Yolo County 13.45
13 San Diego County 11.34
14 Fresno County 10.28
15 Merced County 7.95
16 Yuba County 7.23
17 Ventura County 7.12
18 Napa County 7.11
19 Monterey County 6.85
20 San Bernardino County 6.8
21 Riverside County 6.43
22 Placer County 6.11
23 Marin County 5.69
24 Stanislaus County 5.56
25 Santa Barbara County 5.35
26 Kern County 4.7
27 Santa Cruz County 4.68
28 Butte County 4.27
29 Kings County 4.18
30 Sonoma County 4.01
31 Tulare County 3.91
32 El Dorado County 3.61
33 Del Norte County 3.49
33 San Luis Obispo County 3.49
34 San Benito County 3.22
35 Glenn County 2.83
36 Shasta County 2.58
37 Humboldt County 2.35
38 Imperial County 2.29
39 Madera County 2.22
40 Mendocino County 1.8
41 Colusa County 1.56
42 Mono County 1.45
43 Inyo County 1.39
44 Calaveras County 1.36
45 Lake County 1.28
46 Nevada County 1.24
47 Lassen County 1.23
47 Siskiyou County 1.23
48 Mariposa County 1.21
49 Amador County 1.2
50 Tehama County 1.16
51 Tuolumne County 1.13
52 Modoc County 0.86
53 Plumas County 0.71
53 Trinity County 0.71
54 Alpine County 0.6
55 Sierra County 0.37