RANKING · 1990 CENSUS · 58 SHOWN OF 58

Least affordable housing, California counties · 1990

California counties ranked by the CensusEasy Afford Score, median home value divided by median household income (1990 ACS). A higher score means a home costs more years of local income. This list covers the 58 counties in California that qualify, ranked against each other statewide. The median across all 58 is 4.1.

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SAME RANKING BYCities States Metros ZIP codes

RELATEDMost expensive homes Cheapest homes Highest median rent Lowest median rent Highest homeownership rate Highest renter share

YEAR1990 2010 2020 2024

RANKPLACESTATEPOPAFFORD SCOREVS –

01San Francisco County, CACA826,0798.8–

02San Mateo County, CACA743,5687.3–

03Marin County, CACA253,6947.3–

04Santa Barbara County, CACA442,0657.0–

05Santa Cruz County, CACA258,8526.9–

06San Luis Obispo County, CACA282,3676.8–

07Los Angeles County, CACA9,694,9346.4–

08Alameda County, CACA1,636,6306.0–

09Santa Clara County, CACA1,914,3916.0–

10Monterey County, CACA433,7295.9–

11San Benito County, CACA70,0825.6–

12Sonoma County, CACA486,4445.5–

13Orange County, CACA3,149,5075.5–

14Ventura County, CACA830,8515.3–

15San Diego County, CACA3,282,2485.3–

16Napa County, CACA132,9495.0–

17Mono County, CACA12,5054.9–

18Inyo County, CACA18,1584.9–

19Contra Costa County, CACA1,170,0704.8–

20Nevada County, CACA101,9114.8–

21Yolo County, CACA224,4104.8–

22Mendocino County, CACA88,1224.7–

23Alpine County, CACA1,0434.5–

24Tuolumne County, CACA53,1604.5–

25Placer County, CACA442,0814.5–

26El Dorado County, CACA192,3234.4–

27Lake County, CACA67,7724.4–

28Riverside County, CACA2,544,9164.2–

29Calaveras County, CACA46,6054.1–

30Stanislaus County, CACA557,7194.1–

31Butte County, CACA209,2114.1–

32Trinity County, CACA15,7204.0–

33Sacramento County, CACA1,618,4604.0–

34Amador County, CACA41,8764.0–

35San Joaquin County, CACA823,8153.9–

36Mariposa County, CACA16,9183.9–

37San Bernardino County, CACA2,224,0913.8–

38Solano County, CACA455,3763.8–

39Del Norte County, CACA26,4103.8–

40Humboldt County, CACA131,6473.8–

41Plumas County, CACA18,5833.7–

42Shasta County, CACA181,6483.6–

43Merced County, CACA297,2603.5–

44Sierra County, CACA3,0983.4–

45Sutter County, CACA98,7873.4–

46Imperial County, CACA181,4113.2–

47Fresno County, CACA1,035,4563.1–

48Madera County, CACA167,9273.1–

49Yuba County, CACA88,6913.1–

50Siskiyou County, CACA42,0133.1–

51Tehama County, CACA64,6653.1–

52Tulare County, CACA485,1463.0–

53Glenn County, CACA28,1412.9–

54Kern County, CACA927,0682.9–

55Kings County, CACA154,3272.8–

56Colusa County, CACA21,8362.7–

57Lassen County, CACA28,1172.6–

58Modoc County, CACA8,4262.2–

SHOWING 1–58 OF 58

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