RANKING · 2024 ACS · 58 SHOWN OF 58

Most public transit riders, California counties

California counties with the most workers commuting by public transportation, as of the 2024 American Community Survey. Ranked by number of commuters, not the transit share. This list covers the 58 counties in California that qualify, ranked against each other statewide.

CaliforniaAll states All rankings

SAME RANKING BYCities States Metros

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

RANKPLACESTATEPOPTRANSIT COMMUTERSVS 2020

01Los Angeles County, CACA9,694,934183,355−29%

02San Francisco County, CACA826,07987,355−46%

03Alameda County, CACA1,636,63064,325−44%

04San Diego County, CACA3,282,24831,598−26%

05Contra Costa County, CACA1,170,07029,697−47%

06Santa Clara County, CACA1,914,39122,653−42%

07San Mateo County, CACA743,56819,475−53%

08Orange County, CACA3,149,50718,009−35%

09Sacramento County, CACA1,618,4609,819−37%

10San Bernardino County, CACA2,224,0918,664−25%

11Riverside County, CACA2,544,9167,807−29%

12Marin County, CACA253,6944,443−56%

13Santa Barbara County, CACA442,0654,440−28%

14Fresno County, CACA1,035,4563,318−11%

15San Joaquin County, CACA823,8153,011−40%

16Solano County, CACA455,3762,980−47%

17Yolo County, CACA224,4102,900−29%

18Sonoma County, CACA486,4442,622−33%

19Ventura County, CACA830,8512,445−39%

20Santa Cruz County, CACA258,8522,384−20%

21Monterey County, CACA433,7292,145−12%

22Stanislaus County, CACA557,7191,935+14%

23Kern County, CACA927,0681,299−43%

24Placer County, CACA442,0811,050−43%

25Tulare County, CACA485,146783−30%

26Napa County, CACA132,949752−20%

27San Luis Obispo County, CACA282,367739−42%

28Humboldt County, CACA131,647572−43%

29Merced County, CACA297,260565−40%

30Butte County, CACA209,211499−51%

31El Dorado County, CACA192,323431−53%

32Shasta County, CACA181,648403−2%

33Sutter County, CACA98,787255−37%

34San Benito County, CACA70,082251+47%

35Kings County, CACA154,327231+55%

36Imperial County, CACA181,411195−55%

37Nevada County, CACA101,911174+115%

38Lake County, CACA67,772172+8%

39Madera County, CACA167,927172−23%

40Yuba County, CACA88,691169−3%

41Mariposa County, CACA16,918147+48%

42Calaveras County, CACA46,60592−35%

43Siskiyou County, CACA42,01388+144%

44Colusa County, CACA21,83676+485%

45Del Norte County, CACA26,41076+145%

46Amador County, CACA41,87668+94%

47Mono County, CACA12,50564−95%

48Mendocino County, CACA88,12262−7%

49Inyo County, CACA18,15855−8%

50Trinity County, CACA15,72041−33%

51Lassen County, CACA28,11732+23%

52Tehama County, CACA64,66532−64%

53Glenn County, CACA28,14114−42%

54Tuolumne County, CACA53,1607−92%

55Alpine County, CACA1,0432−50%

56Modoc County, CACA8,4260–

57Plumas County, CACA18,5830−100%

58Sierra County, CACA3,0980−100%

SHOWING 1–58 OF 58

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