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RANKING · 2000 CENSUS · 58 SHOWN OF 58

Least educated, California counties · 2000

California counties with the smallest share of adults 25+ holding a bachelor's degree or higher (2000 ACS). This list covers the 58 counties in California that qualify, ranked against each other statewide.

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RANKPLACESTATEPOPBACHELOR'S DEGREE OR HIGHERVS 1990
01Yuba County, CACA88,69110.3%+0.8 pts
02Imperial County, CACA181,41110.3%+0.6 pts
03Kings County, CACA154,32710.4%+1.4 pts
04Colusa County, CACA21,83610.6%−0.4 pts
05Lassen County, CACA28,11710.7%−1.0 pts
06Glenn County, CACA28,14110.7%+1.3 pts
07Del Norte County, CACA26,41011.0%+1.0 pts
08Merced County, CACA297,26011.0%−1.0 pts
09Tehama County, CACA64,66511.3%+1.1 pts
10Tulare County, CACA485,14611.5%−0.3 pts
11Madera County, CACA167,92712.0%+0.3 pts
12Lake County, CACA67,77212.1%+1.4 pts
13Modoc County, CACA8,42612.4%+1.2 pts
14Kern County, CACA927,06813.5%+0.2 pts
15Stanislaus County, CACA557,71914.1%+1.1 pts
16San Joaquin County, CACA823,81514.5%+1.3 pts
17Sutter County, CACA98,78715.3%−0.1 pts
18Trinity County, CACA15,72015.5%+2.7 pts
19San Bernardino County, CACA2,224,09115.9%+1.0 pts
20Tuolumne County, CACA53,16016.1%+1.4 pts
21Shasta County, CACA181,64816.6%+2.9 pts
22Riverside County, CACA2,544,91616.6%+2.1 pts
23Amador County, CACA41,87616.6%+2.7 pts
24San Benito County, CACA70,08217.1%+2.7 pts
25Calaveras County, CACA46,60517.1%+2.7 pts
26Inyo County, CACA18,15817.1%+3.6 pts
27Sierra County, CACA3,09817.2%+1.3 pts
28Plumas County, CACA18,58317.5%+2.4 pts
29Fresno County, CACA1,035,45617.5%+0.6 pts
30Siskiyou County, CACA42,01317.7%+3.6 pts
31Mariposa County, CACA16,91820.2%+3.4 pts
32Mendocino County, CACA88,12220.2%+2.4 pts
33Solano County, CACA455,37621.4%+2.6 pts
34Butte County, CACA209,21121.8%+2.4 pts
35Monterey County, CACA433,72922.5%+1.0 pts
36Humboldt County, CACA131,64723.0%+3.0 pts
37Sacramento County, CACA1,618,46024.8%+1.9 pts
38Los Angeles County, CACA9,694,93424.9%+2.5 pts
39Nevada County, CACA101,91126.1%+4.0 pts
40Napa County, CACA132,94926.4%+4.1 pts
41El Dorado County, CACA192,32326.5%+5.7 pts
42San Luis Obispo County, CACA282,36726.7%+3.8 pts
43Ventura County, CACA830,85126.9%+3.9 pts
44Alpine County, CACA1,04328.2%+4.3 pts
45Sonoma County, CACA486,44428.5%+4.0 pts
46Mono County, CACA12,50528.9%+7.0 pts
47Santa Barbara County, CACA442,06529.4%+2.8 pts
48San Diego County, CACA3,282,24829.5%+4.2 pts
49Placer County, CACA442,08130.3%+7.6 pts
50Orange County, CACA3,149,50730.8%+3.0 pts
51Yolo County, CACA224,41034.1%+3.9 pts
52Santa Cruz County, CACA258,85234.2%+4.5 pts
53Alameda County, CACA1,636,63034.9%+6.1 pts
54Contra Costa County, CACA1,170,07035.0%+3.4 pts
55San Mateo County, CACA743,56839.0%+7.7 pts
56Santa Clara County, CACA1,914,39140.5%+7.9 pts
57San Francisco County, CACA826,07945.0%+9.9 pts
58Marin County, CACA253,69451.3%+7.3 pts
SHOWING 1–58 OF 58

UPDATED 2026-08-08 · DATA: US CENSUS BUREAU DECENNIAL CENSUS