# Counties in California by graduate or professional degree, population 25 and over, 2024

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

- Indicator id: `graduate_degree_share`
- Unit: %
- Definition: People aged 25 and over whose highest degree is a master's, professional school or doctorate degree, 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 master's, professional school or doctorate degree 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 master's, professional school or doctorate degree 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/graduate-or-professional-degree/california-counties

| Rank | Place | % |
|---:|---|---:|
| 1 | Santa Clara County | 28.3 |
| 2 | Marin County | 27.6 |
| 3 | San Francisco County | 25.4 |
| 4 | San Mateo County | 24.1 |
| 5 | Alameda County | 23.4 |
| 6 | Yolo County | 21.7 |
| 7 | Santa Cruz County | 18.6 |
| 8 | Contra Costa County | 17.7 |
| 9 | San Diego County | 17.2 |
| 10 | Orange County | 16.4 |
| 11 | San Luis Obispo County | 15.7 |
| 12 | Placer County | 15.2 |
| 13 | Santa Barbara County | 14.8 |
| 14 | Nevada County | 14.7 |
| 15 | Sonoma County | 14.6 |
| 16 | Napa County | 14 |
| 17 | El Dorado County | 13.9 |
| 18 | Ventura County | 13.8 |
| 19 | Mariposa County | 13.2 |
| 20 | Los Angeles County | 13 |
| 21 | Mono County | 12.8 |
| 22 | Inyo County | 12.5 |
| 23 | Sacramento County | 12.4 |
| 24 | Alpine County | 12 |
| 25 | Humboldt County | 11.9 |
| 26 | Monterey County | 11.6 |
| 27 | Butte County | 11.4 |
| 28 | Mendocino County | 10.1 |
| 29 | Riverside County | 9.2 |
| 30 | Sierra County | 9.1 |
| 31 | Solano County | 9.1 |
| 32 | Tuolumne County | 8.5 |
| 33 | Fresno County | 8.4 |
| 34 | San Bernardino County | 8.4 |
| 35 | Trinity County | 8.3 |
| 36 | Plumas County | 8.2 |
| 37 | Del Norte County | 8 |
| 38 | Siskiyou County | 7.9 |
| 39 | Calaveras County | 7.7 |
| 40 | Shasta County | 7.6 |
| 41 | San Joaquin County | 7.3 |
| 42 | Amador County | 7.2 |
| 43 | Modoc County | 6.9 |
| 44 | San Benito County | 6.8 |
| 45 | Sutter County | 6.6 |
| 46 | Kern County | 6.5 |
| 47 | Stanislaus County | 6.3 |
| 48 | Madera County | 6.2 |
| 49 | Yuba County | 5.9 |
| 50 | Lake County | 5.8 |
| 50 | Tulare County | 5.8 |
| 52 | Tehama County | 5.3 |
| 53 | Merced County | 4.7 |
| 54 | Imperial County | 4.5 |
| 55 | Colusa County | 4.4 |
| 56 | Kings County | 4.3 |
| 57 | Lassen County | 3 |
| 58 | Glenn County | 3 |