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RANKING · 2020 CENSUS · 48 SHOWN OF 48

Largest Chamorro population, California counties · 2020

California counties ranked by the number of residents who are Chamorro, from the 2023 American Community Survey detailed-origin tables. Each list covers the full eligible universe; download the complete data as CSV. This list covers the 48 counties in California that qualify, ranked against each other statewide.

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SAME RANKING BYCitiesStatesMetros
RELATEDLargest Native Hawaiian populationHighest Native Hawaiian population shareLargest Samoan populationHighest Samoan population shareLargest Tongan populationHighest Tongan population share
YEAR20202024
Largest Chamorro population by state
RANKPLACESTATEPOPCHAMORRO POPULATIONVS 2000
01San Diego County, CACA3,282,2488,812
02Los Angeles County, CACA9,694,9345,729
03Riverside County, CACA2,544,9164,143
04Alameda County, CACA1,636,6303,413
05Solano County, CACA455,3763,309
06Orange County, CACA3,149,5072,849
07Sacramento County, CACA1,618,4602,524
08Santa Clara County, CACA1,914,3912,394
09San Bernardino County, CACA2,224,0912,020
10Contra Costa County, CACA1,170,0701,700
11San Joaquin County, CACA823,8151,447
12Monterey County, CACA433,729901
13San Mateo County, CACA743,568876
14San Francisco County, CACA826,079701
15Fresno County, CACA1,035,456634
16Kern County, CACA927,068552
17Sutter County, CACA98,787510
18Ventura County, CACA830,851442
19Stanislaus County, CACA557,719405
20Placer County, CACA442,081378
21Humboldt County, CACA131,647338
22Tulare County, CACA485,146327
23Shasta County, CACA181,648284
24Yolo County, CACA224,410254
25Sonoma County, CACA486,444236
26Santa Barbara County, CACA442,065231
27Nevada County, CACA101,911213
28Marin County, CACA253,694201
29Butte County, CACA209,211166
30Yuba County, CACA88,691162
31Santa Cruz County, CACA258,852124
32Mendocino County, CACA88,122119
33Imperial County, CACA181,411112
34Napa County, CACA132,949110
35Merced County, CACA297,260105
37San Benito County, CACA70,082102
38Kings County, CACA154,32763
39El Dorado County, CACA192,32343
40Mariposa County, CACA16,91838
41Amador County, CACA41,87618
42Madera County, CACA167,92717
43Lake County, CACA67,77215
44Tuolumne County, CACA53,16014
45Inyo County, CACA18,15810
46Modoc County, CACA8,4267
47Trinity County, CACA15,7206
48Del Norte County, CACA26,4103
SHOWING 1–48 OF 48
Download CSV (full list, 48 rows)

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