RANKING · 2020 CENSUS · 58 SHOWN OF 58

Most transient, California counties · 2020

California counties ranked by the smallest share of residents living in the same house as one year earlier (2020 ACS). These are the places where people move the most. This list covers the 58 counties in California that qualify, ranked against each other statewide. The median across all 58 is 87.1%.

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SAME RANKING BYCities States Metros ZIP codes

RELATEDLargest foreign-born population Most residents with a disability Largest veteran population Most uninsured people Largest senior population Most unmarried people

RANKPLACESTATEPOPLIVING IN THE SAME HOUSE AS 1 YEAR AGOVS –

01Lassen County, CACA28,11773.1%–

02Yolo County, CACA224,41080.1%–

03Humboldt County, CACA131,64781.6%–

04Santa Barbara County, CACA442,06581.6%–

05Lake County, CACA67,77282.1%–

06Butte County, CACA209,21182.1%–

07San Luis Obispo County, CACA282,36782.2%–

08Modoc County, CACA8,42682.5%–

09Yuba County, CACA88,69183.8%–

10Kings County, CACA154,32783.8%–

11Tuolumne County, CACA53,16084.1%–

12Siskiyou County, CACA42,01384.5%–

13Trinity County, CACA15,72084.5%–

14Plumas County, CACA18,58384.8%–

15San Diego County, CACA3,282,24885.0%–

16Santa Cruz County, CACA258,85285.1%–

17San Francisco County, CACA826,07985.4%–

18Sacramento County, CACA1,618,46085.4%–

19Shasta County, CACA181,64885.5%–

20Santa Clara County, CACA1,914,39185.6%–

21Del Norte County, CACA26,41085.6%–

22El Dorado County, CACA192,32385.8%–

23Sutter County, CACA98,78786.2%–

24Kern County, CACA927,06886.4%–

25Mariposa County, CACA16,91886.4%–

26Sonoma County, CACA486,44486.4%–

27Solano County, CACA455,37686.5%–

28Merced County, CACA297,26086.7%–

29Placer County, CACA442,08186.8%–

30Fresno County, CACA1,035,45687.1%–

31Marin County, CACA253,69487.2%–

32Alameda County, CACA1,636,63087.2%–

33Alpine County, CACA1,04387.3%–

34Mendocino County, CACA88,12287.3%–

35Amador County, CACA41,87687.3%–

36Madera County, CACA167,92787.3%–

37Orange County, CACA3,149,50787.5%–

38Mono County, CACA12,50587.5%–

39San Joaquin County, CACA823,81587.6%–

40San Bernardino County, CACA2,224,09187.8%–

41Riverside County, CACA2,544,91687.9%–

42San Mateo County, CACA743,56888.0%–

43Contra Costa County, CACA1,170,07088.1%–

44Monterey County, CACA433,72988.2%–

45Calaveras County, CACA46,60588.5%–

46San Benito County, CACA70,08288.5%–

47Stanislaus County, CACA557,71988.6%–

48Tehama County, CACA64,66588.7%–

49Napa County, CACA132,94988.9%–

50Imperial County, CACA181,41189.3%–

51Tulare County, CACA485,14689.4%–

52Inyo County, CACA18,15889.6%–

53Colusa County, CACA21,83689.7%–

54Los Angeles County, CACA9,694,93490.1%–

55Nevada County, CACA101,91190.4%–

56Ventura County, CACA830,85190.4%–

57Sierra County, CACA3,09890.9%–

58Glenn County, CACA28,14191.1%–

SHOWING 1–58 OF 58

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