RANKING · 2010 CENSUS · 58 SHOWN OF 58

Most tech & information jobs, California counties · 2010

California counties ranked by the share of employed residents working in the information sector (2023 ACS). This list covers the 58 counties in California that qualify, ranked against each other statewide.

CaliforniaAll states All rankings

SAME RANKING BYCities States Metros ZIP codes

YEAR2010 2020 2024

RANKPLACESTATEPOPINFORMATIONVS 2000

01Tehama County, CACA64,66515.6%–

02Inyo County, CACA18,15814.9%–

03Imperial County, CACA181,41114.4%–

04Trinity County, CACA15,72014.1%–

05Lake County, CACA67,77213.8%–

06Sutter County, CACA98,78713.7%–

07Shasta County, CACA181,64813.5%–

08Sonoma County, CACA486,44413.1%–

09Nevada County, CACA101,91113.1%–

10Calaveras County, CACA46,60513.1%–

11Placer County, CACA442,08113.0%–

12Mendocino County, CACA88,12212.9%–

13Riverside County, CACA2,544,91612.9%–

14Amador County, CACA41,87612.7%–

15San Bernardino County, CACA2,224,09112.7%–

16Tuolumne County, CACA53,16012.7%–

17Stanislaus County, CACA557,71912.6%–

18Butte County, CACA209,21112.4%–

19San Luis Obispo County, CACA282,36712.3%–

20Humboldt County, CACA131,64712.3%–

21Solano County, CACA455,37612.0%–

22Mono County, CACA12,50511.9%–

23Merced County, CACA297,26011.9%–

24Yuba County, CACA88,69111.8%–

25Siskiyou County, CACA42,01311.7%–

26San Joaquin County, CACA823,81511.6%–

27Fresno County, CACA1,035,45611.5%–

28Glenn County, CACA28,14111.4%–

29Contra Costa County, CACA1,170,07011.3%–

30Madera County, CACA167,92711.3%–

31Colusa County, CACA21,83611.2%–

32Sacramento County, CACA1,618,46011.1%–

33Monterey County, CACA433,72911.1%–

34Del Norte County, CACA26,41011.1%–

35Ventura County, CACA830,85111.1%–

36Kern County, CACA927,06811.0%–

37San Benito County, CACA70,08210.9%–

38Orange County, CACA3,149,50710.8%–

39San Diego County, CACA3,282,24810.8%–

40Tulare County, CACA485,14610.6%–

41Los Angeles County, CACA9,694,93410.6%–

42Yolo County, CACA224,41010.5%–

43El Dorado County, CACA192,32310.3%–

44Santa Cruz County, CACA258,85210.3%–

45San Mateo County, CACA743,56810.3%–

46Alameda County, CACA1,636,63010.1%–

47Santa Barbara County, CACA442,0659.8%–

48Santa Clara County, CACA1,914,3919.6%–

49Lassen County, CACA28,1179.5%–

50Marin County, CACA253,6949.3%–

51Kings County, CACA154,3279.3%–

52San Francisco County, CACA826,0799.1%–

53Napa County, CACA132,9499.1%–

54Plumas County, CACA18,5838.4%–

55Modoc County, CACA8,4267.7%–

56Mariposa County, CACA16,9186.5%–

57Sierra County, CACA3,0984.8%–

58Alpine County, CACA1,0432.9%–

SHOWING 1–58 OF 58

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UPDATED 2026-06-02 · DATA: US CENSUS BUREAU ACS 5-YEAR ESTIMATES