Highest Brazilian population share, US counties · 2010
US counties ranked by the share of all residents who are Brazilian ancestry (2010 American Community Survey). A concentration measure: Brazilian residents as a percentage of total population. Dukes County, Massachusetts leads at 4.4%. 933 counties qualify in total. Massachusetts carries 9 of the top 25 entries.
Brazilian Americans: full group profile →UPDATED 2026-07-05 · DATA: US CENSUS BUREAU DECENNIAL CENSUS
Frequently asked
Which county has the highest brazilian share?
Dukes County, Massachusetts ranks #1 with 4.4% (2010 Decennial Census).
What are the top 5 counties by brazilian share?
Dukes County, Massachusetts, Middlesex County, Massachusetts, Essex County, New Jersey, Broward County, Florida, Worcester County, Massachusetts.
How many counties are in this ranking?
933 counties qualify after filtering for population minimums and data availability. The ranking covers 2010 Decennial Census data.
How is brazilian share measured?
Share of all residents who are Brazilian ancestry (Ancestry, ACS detailed tables). Source: US Census Bureau, 2010 Decennial Census.