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) — the places where people move the most. This list covers the 58 counties in California that qualify, ranked against each other statewide.

Flip the list · Most rooted, US counties →

CaliforniaAll states All rankings

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

Download CSV (full list, 58 rows)

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