RANKING · 2024 ACS · 30 SHOWN OF 30

Highest Guyanese population share, California counties

California counties ranked by the share of all residents who are Guyanese ancestry (2024 American Community Survey). A concentration measure: Guyanese residents as a percentage of total population. This list covers the 30 counties in California that qualify, ranked against each other statewide. The median across all 30 is 0.0%. Biggest climber in the top 100 since 2020: Humboldt County, CA, up 17 places to #2.

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

YEAR2010 2020 2024

Highest Guyanese population share by state

All US Alabama California Florida Georgia Illinois Louisiana Massachusetts Maryland Minnesota North Carolina New Jersey New York Ohio Pennsylvania South Carolina Texas Virginia

RANKPLACESTATEPOPGUYANESE SHAREVS 2010

01Plumas County, CACA18,5830.1%–

02▲17Humboldt County, CACA131,6470.0%–

03▲9San Diego County, CACA3,282,2480.0%0.0 pts

04▼3San Francisco County, CACA826,0790.0%–

05Shasta County, CACA181,6480.0%–

06Sutter County, CACA98,7870.0%–

07▼3Santa Clara County, CACA1,914,3910.0%0.0 pts

08▼5Contra Costa County, CACA1,170,0700.0%0.0 pts

09▲8Orange County, CACA3,149,5070.0%0.0 pts

10▼4Los Angeles County, CACA9,694,9340.0%0.0 pts

11▲11Sonoma County, CACA486,4440.0%0.0 pts

12Yuba County, CACA88,6910.0%–

13San Luis Obispo County, CACA282,3670.0%–

14▼9San Bernardino County, CACA2,224,0910.0%0.0 pts

15▼2Solano County, CACA455,3760.0%0.0 pts

16▼1Napa County, CACA132,9490.0%–

17▼7Alameda County, CACA1,636,6300.0%0.0 pts

18El Dorado County, CACA192,3230.0%–

19Merced County, CACA297,2600.0%–

20Santa Cruz County, CACA258,8520.0%–

21▼13Sacramento County, CACA1,618,4600.0%0.0 pts

22Imperial County, CACA181,4110.0%–

23▼21Riverside County, CACA2,544,9160.0%0.0 pts

24▼4Fresno County, CACA1,035,4560.0%–

25Tulare County, CACA485,1460.0%–

26Placer County, CACA442,0810.0%–

27▼9San Joaquin County, CACA823,8150.0%–

28▼14Ventura County, CACA830,8510.0%0.0 pts

29▼13San Mateo County, CACA743,5680.0%0.0 pts

30▼7Kern County, CACA927,0680.0%0.0 pts

SHOWING 1–30 OF 30

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