Ranking of California Counties By Percentage of Population that are White Alone in 2015
Updated on June 18, 2025.
Based on the US Census Vintage data estimates, in 2015, among all California counties, Sierra County had the highest percentage of its population who identified their race as White Alone (94.25%), followed by Nevada County (93.78%), and Calaveras County (91.94%).
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.
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Related Topics: California Census Vintage Data Topic List.
Data Source: US Census Bureau (Vintage).
See this for other years:
Ranking of California Counties By Percentage of Pop. that are
White Alone in 2015
Items per page:
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| Rank | County | % of County Population |
|---|---|---|
| 1 | Sierra County | 94.25 |
| 2 | Nevada County | 93.78 |
| 3 | Calaveras County | 91.94 |
| 4 | Colusa County | 91.38 |
| 5 | Plumas County | 91.04 |
| 6 | Tuolumne County | 90.88 |
| 7 | Mono County | 90.8 |
| 8 | Tehama County | 90.74 |
| 9 | Amador County | 90.66 |
| 10 | Imperial County | 89.99 |
| 11 | Mariposa County | 89.9 |
| 12 | Glenn County | 89.74 |
| 13 | El Dorado County | 89.7 |
| 14 | San Luis Obispo County | 89.17 |
| 15 | Modoc County | 88.88 |
| 16 | San Benito County | 88.54 |
| 17 | Shasta County | 88.43 |
| 18 | Tulare County | 88.34 |
| 19 | Trinity County | 88.32 |
| 20 | Lake County | 87.68 |
| 21 | Santa Cruz County | 87.55 |
| 22 | Sonoma County | 87.32 |
| 23 | Siskiyou County | 86.94 |
| 24 | Mendocino County | 86.6 |
| 25 | Butte County | 86.51 |
| 26 | Madera County | 86.11 |
| 27 | Marin County | 86 |
| 28 | Santa Barbara County | 85.76 |
| 29 | Placer County | 85.75 |
| 30 | Napa County | 84.78 |
| 31 | Ventura County | 84.68 |
| 32 | Stanislaus County | 83.97 |
| 33 | Humboldt County | 83.75 |
| 34 | Monterey County | 82.71 |
| 35 | Kern County | 82.62 |
| 36 | Merced County | 81.99 |
| 37 | Lassen County | 81.61 |
| 38 | Kings County | 81.46 |
| 39 | Inyo County | 80.9 |
| 40 | Riverside County | 80.23 |
| 41 | Yuba County | 79.48 |
| 42 | Del Norte County | 78.45 |
| 43 | San Bernardino County | 77.08 |
| 44 | Fresno County | 76.92 |
| 45 | San Diego County | 75.99 |
| 46 | Yolo County | 75.27 |
| 47 | Sutter County | 73.73 |
| 48 | Orange County | 72.86 |
| 49 | Alpine County | 71.48 |
| 50 | Los Angeles County | 70.95 |
| 51 | San Joaquin County | 67.66 |
| 52 | Contra Costa County | 66.9 |
| 53 | Sacramento County | 64.11 |
| 54 | San Mateo County | 61.75 |
| 55 | Solano County | 60.23 |
| 56 | Santa Clara County | 55.16 |
| 57 | San Francisco County | 53.78 |
| 58 | Alameda County | 50.95 |