Ranking of California Counties By Percentage of Population that are Non-Hispanic White in 2015
Updated on June 18, 2025.
Based on the US Census Vintage data estimates, in 2015, among all California counties, Nevada County had the highest percentage of its population who identified their ethnicity as Non-Hispanic White (85.82%), followed by Sierra County (85.25%), and Plumas County (84.32%).
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
Non-Hispanic White in 2015
25
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| Rank | County | % of County Population |
|---|---|---|
| 1 | Nevada County | 85.82 |
| 2 | Sierra County | 85.25 |
| 3 | Plumas County | 84.32 |
| 4 | Trinity County | 83.05 |
| 5 | Calaveras County | 82.29 |
| 6 | Mariposa County | 81.15 |
| 7 | Tuolumne County | 81.08 |
| 8 | Shasta County | 80.78 |
| 9 | Amador County | 79.46 |
| 10 | El Dorado County | 78.72 |
| 11 | Modoc County | 77.9 |
| 12 | Siskiyou County | 77.16 |
| 13 | Humboldt County | 75.23 |
| 14 | Placer County | 74 |
| 15 | Butte County | 73.17 |
| 16 | Marin County | 72.43 |
| 17 | Lake County | 71.95 |
| 18 | San Luis Obispo County | 69.63 |
| 19 | Tehama County | 69.5 |
| 20 | Alpine County | 66.67 |
| 21 | Mendocino County | 66.31 |
| 22 | Mono County | 66.07 |
| 23 | Lassen County | 66 |
| 24 | Sonoma County | 64.55 |
| 25 | Inyo County | 63.52 |
| 26 | Del Norte County | 62.74 |
| 27 | Santa Cruz County | 58.26 |
| 28 | Yuba County | 56.66 |
| 29 | Napa County | 53.88 |
| 30 | Glenn County | 52.78 |
| 31 | Yolo County | 47.79 |
| 32 | Sutter County | 47.54 |
| 33 | San Diego County | 46.47 |
| 34 | Ventura County | 46.45 |
| 35 | Sacramento County | 46.01 |
| 36 | Santa Barbara County | 45.67 |
| 37 | Contra Costa County | 45.3 |
| 38 | Stanislaus County | 43.58 |
| 39 | Orange County | 41.68 |
| 40 | San Francisco County | 41.24 |
| 41 | San Mateo County | 40.19 |
| 42 | Solano County | 39.25 |
| 43 | Riverside County | 36.9 |
| 44 | Colusa County | 36.75 |
| 45 | San Benito County | 35.85 |
| 46 | Kern County | 35.62 |
| 47 | Madera County | 35.38 |
| 48 | Kings County | 33.39 |
| 48 | San Joaquin County | 33.39 |
| 49 | Santa Clara County | 32.72 |
| 50 | Alameda County | 32.41 |
| 51 | Monterey County | 30.87 |
| 52 | Fresno County | 30.38 |
| 53 | San Bernardino County | 29.99 |
| 54 | Tulare County | 29.74 |
| 55 | Merced County | 29.04 |
| 56 | Los Angeles County | 26.78 |
| 57 | Imperial County | 11.38 |
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