RANKING · 1990 CENSUS · 58 SHOWN OF 58

Lowest median household income, California counties · 1990

California counties with the lowest median household income in the 1990 American Community Survey 5-year estimates. This list covers the 58 counties in California that qualify, ranked against each other statewide.

Flip the list · Highest median household income, US counties →

CaliforniaAll states All rankings

SAME RANKING BYCities States Metros ZIP codes

YEAR1990 2000 2010 2020 2024

RANKPLACESTATEPOPMEDIAN HOUSEHOLD INCOMEVS –

01Trinity County, CACA15,720$20,494–

02Yuba County, CACA88,691$21,523–

03Lake County, CACA67,772$21,794–

04Siskiyou County, CACA42,013$21,921–

05Modoc County, CACA8,426$22,029–

06Tehama County, CACA64,665$22,436–

07Imperial County, CACA181,411$22,442–

08Butte County, CACA209,211$22,776–

09Glenn County, CACA28,141$22,831–

10Del Norte County, CACA26,410$22,917–

11Humboldt County, CACA131,647$23,586–

12Sierra County, CACA3,098$23,657–

13Plumas County, CACA18,583$24,299–

14Inyo County, CACA18,158$24,386–

15Tulare County, CACA485,146$24,450–

16Colusa County, CACA21,836$24,912–

17Alpine County, CACA1,043$24,929–

18Mariposa County, CACA16,918$25,272–

19Kings County, CACA154,327$25,507–

20Merced County, CACA297,260$25,548–

21Shasta County, CACA181,648$25,581–

22Fresno County, CACA1,035,456$26,377–

23Mendocino County, CACA88,122$26,443–

24Lassen County, CACA28,117$26,764–

25Tuolumne County, CACA53,160$27,030–

26Sutter County, CACA98,787$27,096–

27Madera County, CACA167,927$27,370–

28Calaveras County, CACA46,605$27,645–

29Kern County, CACA927,068$28,634–

30Yolo County, CACA224,410$28,866–

31Stanislaus County, CACA557,719$29,793–

32Amador County, CACA41,876$30,265–

33San Joaquin County, CACA823,815$30,635–

34San Luis Obispo County, CACA282,367$31,164–

35Mono County, CACA12,505$31,924–

36Nevada County, CACA101,911$32,200–

37Sacramento County, CACA1,618,460$32,297–

38Riverside County, CACA2,544,916$33,081–

39San Francisco County, CACA826,079$33,414–

40San Bernardino County, CACA2,224,091$33,443–

41Monterey County, CACA433,729$33,520–

42Los Angeles County, CACA9,694,934$34,965–

43San Diego County, CACA3,282,248$35,022–

44El Dorado County, CACA192,323$35,058–

45Santa Barbara County, CACA442,065$35,677–

46Sonoma County, CACA486,444$36,299–

47San Benito County, CACA70,082$36,473–

48Napa County, CACA132,949$36,773–

49Santa Cruz County, CACA258,852$37,112–

50Alameda County, CACA1,636,630$37,544–

51Placer County, CACA442,081$37,601–

52Solano County, CACA455,376$39,113–

53Contra Costa County, CACA1,170,070$45,087–

54Ventura County, CACA830,851$45,612–

55Orange County, CACA3,149,507$45,922–

56San Mateo County, CACA743,568$46,437–

57Santa Clara County, CACA1,914,391$48,115–

58Marin County, CACA253,694$48,544–

SHOWING 1–58 OF 58

Download CSV (full list, 58 rows)

UPDATED 2026-07-15 · DATA: US CENSUS BUREAU DECENNIAL CENSUS