Ranking of California Counties By Percentage of American Indian and Alaska Native Alone Population Aged 25 years and above with an Educational attainment of High School Graduate or Equivalent in 2021 (ACS-5Yrs)
Based on the US Census ACS-5Yrs estimates, in 2021, the percentage of the California American Indian and Alaska Native Alone population (aged 25 years and above) who had an educational attainment of High School Graduate or Equivalent was 26.87%. Among all California counties, Modoc County had the highest percentage of its American Indian and Alaska Native Alone population (aged 25 years and above) with an educational attainment of High School Graduate or Equivalent (58.82%), followed by San Benito County (48.58%), and Alpine County (45.15%).
The chart below shows the top 10 California counties, and the table below shows the ranking of all California counties.
You can see similar information for other educational attainments, and for other races and ethnicities.
You can also see similar information for other states and for the United States.
| Rank | County | Percentage of Population (Aged 25yrs+) (%) |
|---|---|---|
| 1 | Modoc County | 58.82 |
| 2 | San Benito County | 48.58 |
| 3 | Alpine County | 45.15 |
| 4 | Inyo County | 42.08 |
| 5 | Glenn County | 41.43 |
| 6 | Calaveras County | 39.68 |
| 7 | Mariposa County | 39.22 |
| 8 | Tuolumne County | 36.63 |
| 9 | Butte County | 35.76 |
| 10 | Mendocino County | 35.55 |
| 11 | Santa Barbara County | 34.82 |
| 12 | Lassen County | 34.32 |
| 13 | Del Norte County | 33.80 |
| 14 | Tehama County | 33.78 |
| 15 | Lake County | 33.76 |
| 16 | El Dorado County | 33.42 |
| 17 | San Bernardino County | 33.07 |
| 18 | Solano County | 32.21 |
| 19 | Yolo County | 32.13 |
| 20 | Riverside County | 31.44 |
| 21 | Kern County | 30.88 |
| 22 | Sacramento County | 29.60 |
| 23 | Santa Cruz County | 29.53 |
| 24 | Sierra County | 29.31 |
| 25 | Trinity County | 29.26 |
| 26 | Alameda County | 29.02 |
| 27 | San Mateo County | 28.69 |
| 28 | Siskiyou County | 28.45 |
| 29 | Contra Costa County | 28.44 |
| 30 | Imperial County | 28.33 |
| 31 | Stanislaus County | 27.74 |
| 32 | San Joaquin County | 27.66 |
| 33 | San Diego County | 27.59 |
| 34 | Sonoma County | 27.03 |
| 35 | Amador County | 26.79 |
| 36 | Nevada County | 26.49 |
| 37 | Napa County | 26.45 |
| 38 | Humboldt County | 25.41 |
| 39 | Santa Clara County | 25.21 |
| 40 | Orange County | 25.08 |
| 41 | Fresno County | 24.52 |
| 42 | Kings County | 24.33 |
| 43 | Plumas County | 24.06 |
| 44 | Los Angeles County | 23.37 |
| 45 | Merced County | 23.33 |
| 46 | Shasta County | 23.27 |
| 47 | San Francisco County | 22.93 |
| 48 | Tulare County | 22.39 |
| 49 | Madera County | 22.36 |
| 50 | Marin County | 22.22 |
| 51 | Ventura County | 21.50 |
| 52 | Monterey County | 21.49 |
| 53 | San Luis Obispo County | 20.13 |
| 54 | Sutter County | 20.06 |
| 55 | Colusa County | 20.00 |
| 56 | Placer County | 17.55 |
| 57 | Yuba County | 13.80 |
| 58 | Mono County | 13.40 |