Ranking of California Counties By Percentage of Population that are Asian Alone in 2012

Updated on June 18, 2025.

Based on the US Census Vintage data estimates, in 2012, among all California counties, San Francisco County had the highest percentage of its population who identified their race as Asian Alone (34.19%), followed by Santa Clara County (33.93%), and Alameda County (27.88%).

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 2012
San Francisco
Santa Clara
Alameda
San Mateo
Orange
Sutter
San Joaquin
Contra Costa
Solano
Sacramento
Ranking of California Counties By Percentage of Pop. that are Asian Alone in 2012
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Rank County % of County Population
1 San Francisco County 34.19
2 Santa Clara County 33.93
3 Alameda County 27.88
4 San Mateo County 26.46
5 Orange County 18.93
6 Sutter County 15.94
7 San Joaquin County 15.7
8 Contra Costa County 15.66
9 Solano County 15.39
10 Sacramento County 15.35
11 Los Angeles County 14.49
12 Yolo County 13.83
13 San Diego County 11.6
14 Fresno County 10.44
15 Merced County 8
16 Napa County 7.58
17 Ventura County 7.27
18 Yuba County 7.23
19 San Bernardino County 6.95
20 Monterey County 6.81
21 Riverside County 6.57
22 Placer County 6.47
23 Marin County 5.84
24 Stanislaus County 5.68
25 Santa Barbara County 5.49
26 Kern County 4.87
27 Santa Cruz County 4.74
28 Butte County 4.39
29 Kings County 4.27
30 Sonoma County 4.09
31 Tulare County 3.94
32 El Dorado County 3.75
33 San Luis Obispo County 3.65
34 Del Norte County 3.42
35 San Benito County 3.2
36 Glenn County 2.85
37 Shasta County 2.66
38 Humboldt County 2.52
39 Madera County 2.29
40 Imperial County 2.24
41 Mendocino County 1.88
42 Colusa County 1.66
43 Mono County 1.59
44 Calaveras County 1.42
44 Inyo County 1.42
45 Lassen County 1.34
46 Mariposa County 1.32
47 Siskiyou County 1.29
48 Nevada County 1.27
49 Lake County 1.24
50 Amador County 1.22
51 Tehama County 1.16
52 Tuolumne County 1.15
53 Modoc County 1.03
54 Plumas County 0.9
55 Alpine County 0.81
56 Trinity County 0.76
57 Sierra County 0.39