RANKING · 2024 ACS · 56 SHOWN OF 56

Highest Portuguese population share, California counties

California counties ranked by the share of all residents who are Portuguese ancestry (2024 American Community Survey). A concentration measure: Portuguese residents as a percentage of total population. This list covers the 56 counties in California that qualify, ranked against each other statewide. The median across all 56 is 1.3%. Biggest climber in the top 100 since 2020: Butte County, CA, up 13 places to #17.

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SAME RANKING BYCities States Metros

YEAR2010 2020 2024

RANKPLACESTATEPOPPORTUGUESE SHAREVS 2010

01Merced County, CACA297,2604.8%−0.8 pts

02▲1Stanislaus County, CACA557,7194.0%−0.9 pts

03▼1Kings County, CACA154,3273.4%−0.8 pts

04Glenn County, CACA28,1413.3%−0.4 pts

05▲12Plumas County, CACA18,5833.1%+1.7 pts

06▼1Siskiyou County, CACA42,0132.7%−0.1 pts

07▲3Tuolumne County, CACA53,1602.5%−0.5 pts

08▲4Humboldt County, CACA131,6472.2%−0.2 pts

09▼3Calaveras County, CACA46,6052.2%−0.4 pts

10▲5El Dorado County, CACA192,3232.2%+0.1 pts

11▲7Mariposa County, CACA16,9182.2%+0.5 pts

12▲2Tulare County, CACA485,1462.1%−0.1 pts

13▲3San Luis Obispo County, CACA282,3672.1%−0.2 pts

14▼1San Joaquin County, CACA823,8152.1%−0.7 pts

15▼6Amador County, CACA41,8762.0%−0.4 pts

16▼5San Benito County, CACA70,0821.8%−1.4 pts

17▲13Butte County, CACA209,2111.8%−0.6 pts

18▼10Del Norte County, CACA26,4101.8%+1.3 pts

19▲2Mendocino County, CACA88,1221.7%−0.3 pts

20▲2Placer County, CACA442,0811.7%−0.4 pts

21▲6Lake County, CACA67,7721.5%−1.3 pts

22▲12Lassen County, CACA28,1171.5%−0.2 pts

23▼16Colusa County, CACA21,8361.4%−0.7 pts

24▼1Santa Cruz County, CACA258,8521.4%−0.9 pts

25▲3Contra Costa County, CACA1,170,0701.3%−0.9 pts

26▼6Trinity County, CACA15,7201.3%0.0 pts

27▲5Nevada County, CACA101,9111.3%−0.8 pts

28▲3Alameda County, CACA1,636,6301.3%−0.9 pts

29▼5Sonoma County, CACA486,4441.3%−0.6 pts

30▼5Madera County, CACA167,9271.3%−0.6 pts

31▼2Shasta County, CACA181,6481.2%−0.1 pts

32▲9Solano County, CACA455,3761.2%−0.2 pts

33Sacramento County, CACA1,618,4601.2%−0.7 pts

34▼15Yuba County, CACA88,6911.1%−0.8 pts

35▲4Napa County, CACA132,9491.1%−0.6 pts

36▲6Santa Clara County, CACA1,914,3911.1%−0.6 pts

37▲3Fresno County, CACA1,035,4561.0%−0.3 pts

38▲6Monterey County, CACA433,7291.0%−0.2 pts

39▲4Marin County, CACA253,6940.9%−0.4 pts

40▼3Yolo County, CACA224,4100.9%−0.5 pts

41▼6Sutter County, CACA98,7870.9%−0.9 pts

42▼6Tehama County, CACA64,6650.9%−1.3 pts

43▲4Modoc County, CACA8,4260.8%−0.8 pts

44▲1San Mateo County, CACA743,5680.7%−0.1 pts

45▲1Santa Barbara County, CACA442,0650.7%−0.4 pts

46▼8Mono County, CACA12,5050.7%+0.2 pts

47▲11Inyo County, CACA18,1580.6%−0.1 pts

48San Diego County, CACA3,282,2480.6%−0.2 pts

49San Francisco County, CACA826,0790.5%−0.1 pts

50Ventura County, CACA830,8510.4%0.0 pts

51▲2Kern County, CACA927,0680.4%−0.1 pts

52▲2Orange County, CACA3,149,5070.3%0.0 pts

53▼1Riverside County, CACA2,544,9160.3%−0.1 pts

54▲1San Bernardino County, CACA2,224,0910.3%−0.1 pts

55▲1Los Angeles County, CACA9,694,9340.2%0.0 pts

56▲1Imperial County, CACA181,4110.2%+0.1 pts

SHOWING 1–56 OF 56

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UPDATED 2026-09-11 · DATA: US CENSUS BUREAU ACS 5-YEAR ESTIMATES