RANKING · 2024 ACS · 58 SHOWN OF 58

Most graduate degrees, California counties

California counties ranked by the share of adults 25+ holding a graduate or professional degree (2024 ACS). This list covers the 58 counties in California that qualify, ranked against each other statewide.

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SAME RANKING BYCities States Metros ZIP codes

YEAR1990 2000 2010 2020 2024

RANKPLACESTATEPOPGRADUATE DEGREEVS 2000

01Santa Clara County, CACA1,914,39128.3%+72%

02Marin County, CACA253,69427.6%+34%

03San Francisco County, CACA826,07925.4%+55%

04San Mateo County, CACA743,56824.1%+65%

05Alameda County, CACA1,636,63023.4%+71%

06Yolo County, CACA224,41021.7%+36%

07Santa Cruz County, CACA258,85218.6%+49%

08Contra Costa County, CACA1,170,07017.7%+46%

09San Diego County, CACA3,282,24817.2%+58%

10Orange County, CACA3,149,50716.3%+57%

11San Luis Obispo County, CACA282,36715.6%+68%

12Placer County, CACA442,08115.2%+60%

13Santa Barbara County, CACA442,06514.8%+30%

14Nevada County, CACA101,91114.7%+68%

15Sonoma County, CACA486,44414.6%+50%

16Napa County, CACA132,94914.0%+49%

17El Dorado County, CACA192,32313.9%+65%

18Ventura County, CACA830,85113.8%+45%

19Mariposa County, CACA16,91813.2%+125%

20Los Angeles County, CACA9,694,93413.0%+48%

21Mono County, CACA12,50512.8%+29%

22Inyo County, CACA18,15812.5%+89%

23Sacramento County, CACA1,618,46012.4%+53%

24Alpine County, CACA1,04312.0%+42%

25Humboldt County, CACA131,64711.9%+60%

26Monterey County, CACA433,72911.5%+32%

27Butte County, CACA209,21111.4%+63%

28Mendocino County, CACA88,12210.1%+27%

29Riverside County, CACA2,544,9169.2%+56%

30Sierra County, CACA3,0989.1%+57%

31Solano County, CACA455,3769.1%+43%

32Tuolumne County, CACA53,1608.5%+43%

33Fresno County, CACA1,035,4568.4%+52%

34San Bernardino County, CACA2,224,0918.4%+52%

35Trinity County, CACA15,7208.3%+68%

36Plumas County, CACA18,5838.2%+43%

37Del Norte County, CACA26,4108.0%+166%

38Siskiyou County, CACA42,0137.9%+34%

39Calaveras County, CACA46,6057.7%+37%

40Shasta County, CACA181,6487.6%+43%

41San Joaquin County, CACA823,8157.3%+67%

42Amador County, CACA41,8767.2%+19%

43Modoc County, CACA8,4266.9%+94%

44San Benito County, CACA70,0826.8%+33%

45Sutter County, CACA98,7876.6%+49%

46Kern County, CACA927,0686.5%+45%

47Stanislaus County, CACA557,7196.3%+41%

48Madera County, CACA167,9276.2%+62%

49Yuba County, CACA88,6915.9%+68%

50Lake County, CACA67,7725.8%+28%

51Tulare County, CACA485,1465.8%+57%

52Tehama County, CACA64,6655.3%+79%

53Merced County, CACA297,2604.7%+37%

54Imperial County, CACA181,4114.5%+22%

55Colusa County, CACA21,8364.4%+57%

56Kings County, CACA154,3274.3%+59%

57Lassen County, CACA28,1173.0%+1%

58Glenn County, CACA28,1413.0%+5%

SHOWING 1–58 OF 58

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UPDATED 2026-07-15 · DATA: US CENSUS BUREAU ACS 5-YEAR ESTIMATES