Highest Brazilian population share, US counties
US counties ranked by the share of all residents who are Brazilian ancestry (2024 American Community Survey). A concentration measure: Brazilian residents as a percentage of total population. Dukes County, Massachusetts leads at 7.3%. 1,218 counties qualify in total. Massachusetts carries 8 of the top 25 entries.
Brazilian Americans: full group profile →UPDATED 2026-07-05 · DATA: US CENSUS BUREAU ACS 5-YEAR ESTIMATES
Frequently asked
Which county has the highest brazilian share?
Dukes County, Massachusetts ranks #1 with 7.3% (2024 American Community Survey).
What are the top 5 counties by brazilian share?
Dukes County, Massachusetts, Middlesex County, Massachusetts, Barnstable County, Massachusetts, Hutchinson County, South Dakota, Essex County, New Jersey.
How many counties are in this ranking?
1,218 counties qualify after filtering for population minimums and data availability. The ranking covers 2024 ACS 5-year data.
How is brazilian share measured?
Share of all residents who are Brazilian ancestry (Ancestry, ACS detailed tables). Source: US Census Bureau, American Community Survey 5-year estimates (2024).