RANKING · 1990 CENSUS · 58 SHOWN OF 58

Longest commutes, California counties · 1990

California counties ranked by mean travel time to work (1990 ACS). This list covers the 58 counties in California that qualify, ranked against each other statewide. The median across all 58 is 22.1.

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SAME RANKING BYCities States Metros ZIP codes

YEAR1990 2000 2010 2020 2024

RANKPLACESTATEPOPAVERAGE COMMUTEVS –

01Sierra County, CACA3,09831.0–

02Calaveras County, CACA46,60530.8–

03Marin County, CACA253,69430.1–

04Contra Costa County, CACA1,170,07028.0–

05Mariposa County, CACA16,91827.3–

06San Francisco County, CACA826,07926.6–

07Riverside County, CACA2,544,91626.4–

08Amador County, CACA41,87626.4–

09Solano County, CACA455,37626.3–

10Alameda County, CACA1,636,63025.7–

11San Bernardino County, CACA2,224,09125.4–

12Los Angeles County, CACA9,694,93425.2–

13Santa Cruz County, CACA258,85225.1–

14Sonoma County, CACA486,44424.8–

15Nevada County, CACA101,91124.7–

16El Dorado County, CACA192,32324.5–

17Mono County, CACA12,50524.3–

18Placer County, CACA442,08124.3–

19Orange County, CACA3,149,50724.2–

20Lake County, CACA67,77223.6–

21Ventura County, CACA830,85123.6–

22Madera County, CACA167,92723.6–

23San Diego County, CACA3,282,24823.5–

24San Benito County, CACA70,08223.1–

25San Mateo County, CACA743,56823.1–

26Tehama County, CACA64,66522.8–

27Yuba County, CACA88,69122.3–

28Santa Clara County, CACA1,914,39122.2–

29Stanislaus County, CACA557,71922.1–

30Trinity County, CACA15,72021.9–

31Tuolumne County, CACA53,16021.8–

32Glenn County, CACA28,14121.7–

33Napa County, CACA132,94921.7–

34San Joaquin County, CACA823,81521.4–

35Sacramento County, CACA1,618,46021.1–

36Lassen County, CACA28,11721.1–

37Plumas County, CACA18,58320.6–

38Sutter County, CACA98,78720.5–

39Siskiyou County, CACA42,01320.4–

40Mendocino County, CACA88,12220.2–

41San Luis Obispo County, CACA282,36719.9–

42Alpine County, CACA1,04319.2–

43Fresno County, CACA1,035,45619.0–

44Colusa County, CACA21,83619.0–

45Butte County, CACA209,21118.9–

46Tulare County, CACA485,14618.9–

47Modoc County, CACA8,42618.7–

48Monterey County, CACA433,72918.7–

49Kern County, CACA927,06818.5–

50Humboldt County, CACA131,64718.3–

51Yolo County, CACA224,41018.2–

52Santa Barbara County, CACA442,06518.2–

53Shasta County, CACA181,64817.9–

54Merced County, CACA297,26017.8–

55Kings County, CACA154,32717.8–

56Inyo County, CACA18,15817.2–

57Imperial County, CACA181,41116.7–

58Del Norte County, CACA26,41016.5–

SHOWING 1–58 OF 58

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UPDATED 2026-09-11 · DATA: US CENSUS BUREAU DECENNIAL CENSUS