Largest Portuguese population, US counties · 2010
US counties ranked by the number of residents who are Portuguese ancestry, from the 2023 American Community Survey detailed-origin tables. Each list covers the full eligible universe; download the complete data as CSV. Bristol County, Massachusetts leads at 164,417. 2,070 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 portuguese population?
Bristol County, Massachusetts ranks #1 with 164,417 (2010 American Community Survey).
What are the top 5 counties by portuguese population?
Bristol County, Massachusetts, Providence County, Rhode Island, Middlesex County, Massachusetts, Alameda County, California, Honolulu County, Hawaii.
How many counties are in this ranking?
2,070 counties qualify after filtering for population minimums and data availability. The ranking covers 2010 ACS 5-year data.
How is portuguese population measured?
Number of residents who are Portuguese ancestry (Ancestry, ACS detailed tables). Source: US Census Bureau, American Community Survey 5-year estimates (2010).