Largest Guamanian population, US counties
US counties ranked by the number of residents who are Guamanian, 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 1,559. 364 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 guamanian population?
San Diego County, California ranks #1 with 1,559 (2024 American Community Survey).
What are the top 5 counties by guamanian population?
San Diego County, California, Riverside County, California, Clark County, Nevada, Los Angeles County, California, San Bernardino County, California.
How many counties are in this ranking?
364 counties qualify after filtering for population minimums and data availability. The ranking covers 2024 ACS 5-year data.
How is guamanian population measured?
Number of residents who are Guamanian (Pacific Islander origin, ACS detailed tables). Source: US Census Bureau, American Community Survey 5-year estimates (2024).