Americans of French - Canadian descent are most heavily concentrated in New England and the Midwest .
About 2.1 million U.S. residents cited this ancestry in the 2010 U.S. Census ; the majority of them speak French at home .
Americans of French - French descent are most heavily concentrated in New England and the Midwest .
About 2.1 million U.S. residents cited this ancestry in the 2010 U.S. Census ; the majority of them speak French at home .