# Counties in California by high school graduate or higher, population 25 and over, 2024

All 58 values come from U.S. Census Bureau for 2024, so the places are comparable.

- Indicator id: `high_school_graduate_share`
- Unit: %
- Definition: People aged 25 and over who hold a regular high school diploma, a GED or alternative credential, or any higher level of education, as a percentage of all people aged 25 and over. United States: American Community Survey five-year estimate, where the period shown is the last year of the five-year span.
- Source: U.S. Census Bureau, American Community Survey 5-year estimates, table B15003: population 25 years and over with a high school diploma, GED or higher as a percentage of the population 25 years and over, calculated with stored inputs (https://www2.census.gov/programs-surveys/acs/summary_file/2024/table-based-SF/data/5YRData/acsdt5y2024-b15003.dat)
- Retrieved: 2026-10-12
- Citation: U.S. Census Bureau. American Community Survey 5-year estimates, table B15003: population 25 years and over with a high school diploma, GED or higher as a percentage of the population 25 years and over, calculated with stored inputs. https://www2.census.gov/programs-surveys/acs/summary_file/2024/table-based-SF/data/5YRData/acsdt5y2024-b15003.dat. Retrieved 2026-10-12.
- Web page: https://invokely.ai/rankings/high-school-graduate-or-higher/california-counties

| Rank | Place | % |
|---:|---|---:|
| 1 | Alpine County | 96.3 |
| 2 | El Dorado County | 95.2 |
| 3 | Placer County | 95.1 |
| 4 | Nevada County | 94.8 |
| 5 | Plumas County | 93.7 |
| 6 | Tuolumne County | 93.3 |
| 7 | Inyo County | 93 |
| 8 | Marin County | 92.8 |
| 9 | Sierra County | 92.5 |
| 10 | Calaveras County | 92.4 |
| 11 | San Luis Obispo County | 92.2 |
| 12 | Trinity County | 92.2 |
| 13 | Shasta County | 92.1 |
| 14 | Humboldt County | 91.9 |
| 15 | Siskiyou County | 91.7 |
| 16 | Amador County | 90.7 |
| 17 | Butte County | 90.6 |
| 18 | Mariposa County | 90.3 |
| 18 | San Mateo County | 90.3 |
| 20 | Contra Costa County | 89.6 |
| 21 | Santa Clara County | 89.3 |
| 22 | San Diego County | 89.1 |
| 23 | San Francisco County | 89 |
| 24 | Alameda County | 88.8 |
| 25 | Mono County | 88.8 |
| 26 | Sonoma County | 88.7 |
| 27 | Yolo County | 88.6 |
| 28 | Santa Cruz County | 88.6 |
| 29 | Solano County | 88.6 |
| 30 | Sacramento County | 88.3 |
| 31 | Lake County | 87.6 |
| 32 | Mendocino County | 87.3 |
| 33 | Tehama County | 87.2 |
| 34 | Orange County | 87.1 |
| 35 | Modoc County | 86.7 |
| 36 | Del Norte County | 85.9 |
| 37 | Yuba County | 85.7 |
| 38 | Ventura County | 85.2 |
| 39 | Napa County | 85.1 |
| 40 | Riverside County | 83.5 |
| 41 | San Benito County | 83.4 |
| 42 | San Bernardino County | 82.5 |
| 43 | Santa Barbara County | 81.9 |
| 44 | San Joaquin County | 80.9 |
| 45 | Los Angeles County | 80.9 |
| 46 | Sutter County | 80.2 |
| 47 | Stanislaus County | 79.9 |
| 48 | Fresno County | 79.1 |
| 49 | Glenn County | 78.2 |
| 50 | Lassen County | 77 |
| 51 | Kern County | 77 |
| 52 | Kings County | 75.8 |
| 53 | Tulare County | 74.8 |
| 54 | Colusa County | 74.2 |
| 55 | Monterey County | 73.3 |
| 56 | Madera County | 73.1 |
| 57 | Merced County | 72.3 |
| 58 | Imperial County | 71.5 |