Largest Chamorro population, US counties · 2020
US 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. San Diego County, California leads at 8,812. 1,060 counties qualify in total. California carries 11 of the top 25 entries.
UPDATED 2026-06-06 · DATA: US CENSUS BUREAU ACS 5-YEAR ESTIMATES
Frequently asked
Which county has the highest chamorro population?
San Diego County, California ranks #1 with 8,812 (2020 American Community Survey).
What are the top 5 counties by chamorro population?
San Diego County, California, Pierce County, Washington, Los Angeles County, California, Honolulu County, Hawaii, Clark County, Nevada.
How many counties are in this ranking?
1,060 counties qualify after filtering for population minimums and data availability. The ranking covers 2020 ACS 5-year data.
How is chamorro population measured?
Number of residents who are Chamorro (Pacific Islander origin, ACS detailed tables). Source: US Census Bureau, American Community Survey 5-year estimates (2020).