Ranking of California Counties By Percentage of Population that are Non-Hispanic White in 2018
Updated on June 18, 2025.
Based on the US Census Vintage data estimates, in 2018, among all California counties, Nevada County had the highest percentage of its population who identified their ethnicity as Non-Hispanic White (85.13%), followed by Plumas County (83.33%), and Sierra County (82.88%).
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.
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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 2018
25
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| Rank | County | % of County Population |
|---|---|---|
| 1 | Nevada County | 85.13 |
| 2 | Plumas County | 83.33 |
| 3 | Sierra County | 82.88 |
| 4 | Trinity County | 81.82 |
| 5 | Calaveras County | 80.74 |
| 6 | Tuolumne County | 79.97 |
| 7 | Mariposa County | 79.61 |
| 8 | Shasta County | 79.55 |
| 9 | El Dorado County | 77.56 |
| 10 | Modoc County | 77.47 |
| 11 | Amador County | 77.36 |
| 12 | Siskiyou County | 75.69 |
| 13 | Humboldt County | 73.97 |
| 14 | Placer County | 71.93 |
| 15 | Butte County | 71.73 |
| 16 | Marin County | 71.46 |
| 17 | Lake County | 69.76 |
| 18 | San Luis Obispo County | 68.75 |
| 19 | Tehama County | 67.62 |
| 20 | Mono County | 65.49 |
| 21 | Lassen County | 64.94 |
| 22 | Mendocino County | 64.72 |
| 23 | Alpine County | 63.46 |
| 24 | Sonoma County | 63.27 |
| 25 | Del Norte County | 61.91 |
| 26 | Inyo County | 61.27 |
| 27 | Santa Cruz County | 57.24 |
| 28 | Yuba County | 54.36 |
| 29 | Napa County | 52.44 |
| 30 | Glenn County | 50.87 |
| 31 | Yolo County | 46.31 |
| 32 | Sutter County | 45.39 |
| 33 | San Diego County | 45.24 |
| 33 | Ventura County | 45.24 |
| 34 | Santa Barbara County | 44.26 |
| 35 | Sacramento County | 44.13 |
| 36 | Contra Costa County | 43.24 |
| 37 | Stanislaus County | 41.04 |
| 38 | San Francisco County | 40.4 |
| 39 | Orange County | 40.18 |
| 40 | San Mateo County | 38.97 |
| 41 | Solano County | 37.57 |
| 42 | Riverside County | 34.73 |
| 43 | Colusa County | 34.63 |
| 44 | Madera County | 33.76 |
| 45 | San Benito County | 33.62 |
| 46 | Kern County | 33.58 |
| 47 | Kings County | 31.76 |
| 48 | Alameda County | 30.97 |
| 49 | San Joaquin County | 30.93 |
| 50 | Santa Clara County | 30.92 |
| 51 | Monterey County | 29.63 |
| 52 | Fresno County | 28.9 |
| 53 | Tulare County | 28.07 |
| 54 | San Bernardino County | 27.83 |
| 55 | Merced County | 27.04 |
| 56 | Los Angeles County | 26.24 |
| 57 | Imperial County | 10.28 |
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