RANKING · 2024 ACS · 58 SHOWN OF 58

Most carpoolers, California counties

California counties ranked by the share of workers who carpool to work (2024 ACS). This list covers the 58 counties in California that qualify, ranked against each other statewide.

CaliforniaAll states All rankings

SAME RANKING BYCities States Metros ZIP codes

RELATEDMost remote workers Most public transit riders Most car-free households Longest commutes Shortest commutes Most car-dependent

YEAR2010 2024

RANKPLACESTATEPOPCARPOOLED TO WORKVS 2010

01Del Norte County, CACA26,41021.2%+48%

02Inyo County, CACA18,15814.1%−5%

03Alpine County, CACA1,04313.9%−4%

04Tulare County, CACA485,14613.9%−18%

05Sutter County, CACA98,78713.8%−12%

06Mariposa County, CACA16,91813.6%+5%

07Kings County, CACA154,32713.5%−15%

08Lassen County, CACA28,11713.2%+27%

09Plumas County, CACA18,58312.6%−14%

10Glenn County, CACA28,14112.5%+1%

11Modoc County, CACA8,42612.5%+6%

12San Joaquin County, CACA823,81512.3%−19%

13Yuba County, CACA88,69112.0%−9%

14Fresno County, CACA1,035,45612.0%−5%

15Santa Barbara County, CACA442,06511.7%−24%

16Madera County, CACA167,92711.6%−28%

17San Benito County, CACA70,08211.5%−34%

18Kern County, CACA927,06811.4%−33%

19San Bernardino County, CACA2,224,09111.2%−26%

20Riverside County, CACA2,544,91611.0%−24%

21Humboldt County, CACA131,64711.0%−4%

22Stanislaus County, CACA557,71910.8%−4%

23Siskiyou County, CACA42,01310.6%−20%

24Merced County, CACA297,26010.5%−22%

25Colusa County, CACA21,83610.1%−45%

26Ventura County, CACA830,85110.1%−19%

27Contra Costa County, CACA1,170,07010.0%−17%

28Mendocino County, CACA88,12210.0%−15%

29Tehama County, CACA64,66510.0%−14%

30Lake County, CACA67,7729.9%−14%

31Monterey County, CACA433,7299.9%−35%

32Sacramento County, CACA1,618,4609.4%−28%

33Butte County, CACA209,2119.4%−14%

34Sonoma County, CACA486,4449.4%−17%

35Los Angeles County, CACA9,694,9349.3%−18%

36Napa County, CACA132,9499.3%−27%

37Solano County, CACA455,3769.2%−39%

38Shasta County, CACA181,6489.1%−14%

39Santa Clara County, CACA1,914,3919.0%−12%

40Orange County, CACA3,149,5078.9%−17%

41Imperial County, CACA181,4118.8%−23%

42Tuolumne County, CACA53,1608.8%−21%

43San Mateo County, CACA743,5688.7%−21%

44Amador County, CACA41,8768.4%+4%

45Alameda County, CACA1,636,6308.3%−22%

46Santa Cruz County, CACA258,8528.1%−28%

47Sierra County, CACA3,0988.1%−35%

48San Diego County, CACA3,282,2488.1%−24%

49San Luis Obispo County, CACA282,3677.7%−33%

50Yolo County, CACA224,4107.6%−30%

51Calaveras County, CACA46,6057.2%−38%

52Marin County, CACA253,6947.1%−25%

53El Dorado County, CACA192,3237.0%−36%

54Mono County, CACA12,5056.6%−49%

55Nevada County, CACA101,9116.4%−36%

56Placer County, CACA442,0816.3%−34%

57San Francisco County, CACA826,0795.9%−25%

58Trinity County, CACA15,7204.2%−72%

SHOWING 1–58 OF 58

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