RANKING · 2020 CENSUS · 45 SHOWN OF 45

Largest Jamaican population, California counties · 2020

California counties ranked by the number of residents who are Jamaican ancestry, from the 2020 American Community Survey detailed-origin tables. Each list covers the full eligible universe; download the complete data as CSV. This list covers the 45 counties in California that qualify, ranked against each other statewide.

Jamaican Americans: full group profile →

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SAME RANKING BYCities States Metros

RELATEDLargest American population Highest American population share Largest Arab population Highest Arab population share Largest Egyptian population Highest Egyptian population share

YEAR2010 2020 2024

RANKPLACESTATEPOPJAMAICAN POPULATIONVS 2010

01Los Angeles County, CACA9,694,93413,797+37%

02San Diego County, CACA3,282,2482,831+30%

03Riverside County, CACA2,544,9162,597+35%

04Alameda County, CACA1,636,6302,295+102%

05San Bernardino County, CACA2,224,0912,254+13%

06Contra Costa County, CACA1,170,0701,574+52%

07Orange County, CACA3,149,5071,298+27%

08Sacramento County, CACA1,618,4601,071+16%

09Kern County, CACA927,0681,068+279%

10San Francisco County, CACA826,0791,033+45%

11San Mateo County, CACA743,568921+183%

12Santa Clara County, CACA1,914,391856+21%

13Solano County, CACA455,376667+3%

14Ventura County, CACA830,851473−2%

15Stanislaus County, CACA557,719450+400%

16San Joaquin County, CACA823,815364+83%

17Placer County, CACA442,081345+311%

18Yolo County, CACA224,410313+260%

19Napa County, CACA132,949249+1211%

20Sonoma County, CACA486,444231+151%

21Fresno County, CACA1,035,456206−23%

22Monterey County, CACA433,729183−28%

23Santa Barbara County, CACA442,065172−43%

24Yuba County, CACA88,691135+650%

25Santa Cruz County, CACA258,852110–

26Humboldt County, CACA131,64790+900%

27Kings County, CACA154,32785+240%

28Marin County, CACA253,69484−80%

29San Luis Obispo County, CACA282,36771−62%

30Sutter County, CACA98,78761−10%

31Amador County, CACA41,87654–

32Butte County, CACA209,21147–

33Tulare County, CACA485,14647+88%

34Trinity County, CACA15,72045+4400%

35Merced County, CACA297,26031−43%

36Imperial County, CACA181,41130+88%

37El Dorado County, CACA192,32328–

38Tehama County, CACA64,66522–

39Colusa County, CACA21,83619–

40Lassen County, CACA28,11715+15%

41Lake County, CACA67,77212–

42Shasta County, CACA181,6486−25%

43Nevada County, CACA101,9115–

44Inyo County, CACA18,1583–

45Mendocino County, CACA88,1221−99%

SHOWING 1–45 OF 45

Download CSV (full list, 45 rows)

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