Ranking of California Counties By Percentage of Population that are American Indian and Alaska Native Alone in 2015
Updated on June 18, 2025.
Based on the US Census Vintage data estimates, in 2015, among all California counties, Alpine County had the highest percentage of its population who identified their race as American Indian and Alaska Native Alone (22.96%), followed by Inyo County (13.23%), and Del Norte County (9.47%).
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
American Indian and Alaska Native Alone in 2015
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| Rank | County | % of County Population |
|---|---|---|
| 1 | Alpine County | 22.96 |
| 2 | Inyo County | 13.23 |
| 3 | Del Norte County | 9.47 |
| 4 | Mendocino County | 6.4 |
| 5 | Humboldt County | 6.37 |
| 6 | Modoc County | 5 |
| 7 | Trinity County | 4.94 |
| 8 | Siskiyou County | 4.78 |
| 9 | Madera County | 4.53 |
| 10 | Lassen County | 4.3 |
| 11 | Lake County | 4.17 |
| 12 | Mariposa County | 3.42 |
| 12 | Tehama County | 3.42 |
| 13 | Plumas County | 3.24 |
| 14 | Shasta County | 3.16 |
| 15 | San Benito County | 3.1 |
| 16 | Fresno County | 3.03 |
| 16 | Glenn County | 3.03 |
| 17 | Kings County | 3.02 |
| 18 | Yuba County | 2.89 |
| 19 | Mono County | 2.82 |
| 20 | Tulare County | 2.77 |
| 21 | Colusa County | 2.71 |
| 22 | Kern County | 2.67 |
| 23 | Monterey County | 2.61 |
| 24 | Imperial County | 2.55 |
| 25 | Butte County | 2.51 |
| 26 | Merced County | 2.45 |
| 27 | Sutter County | 2.33 |
| 28 | Amador County | 2.26 |
| 29 | Sonoma County | 2.22 |
| 30 | Tuolumne County | 2.19 |
| 31 | Santa Barbara County | 2.15 |
| 32 | Sierra County | 2.11 |
| 33 | San Bernardino County | 2.05 |
| 34 | Stanislaus County | 2.02 |
| 35 | San Joaquin County | 2.01 |
| 36 | Riverside County | 1.9 |
| 37 | Ventura County | 1.87 |
| 38 | Santa Cruz County | 1.85 |
| 39 | Calaveras County | 1.83 |
| 40 | Yolo County | 1.76 |
| 41 | Sacramento County | 1.58 |
| 42 | Los Angeles County | 1.46 |
| 43 | San Luis Obispo County | 1.38 |
| 44 | El Dorado County | 1.34 |
| 45 | San Diego County | 1.32 |
| 46 | Nevada County | 1.28 |
| 47 | Santa Clara County | 1.26 |
| 48 | Napa County | 1.22 |
| 48 | Solano County | 1.22 |
| 49 | Alameda County | 1.13 |
| 50 | Orange County | 1.06 |
| 50 | Placer County | 1.06 |
| 51 | Marin County | 1.04 |
| 52 | Contra Costa County | 1.02 |
| 53 | San Mateo County | 0.86 |
| 54 | San Francisco County | 0.79 |