Their ancestors mostly arrived in the United States from Quebec between 1840 and 1930 , though some families became established as early as the 17th and 18th centuries .
Americans of French - Canadian descent are most heavily concentrated in New England and the Midwest .
Americans ' ancestors mostly arrived in the United States from Quebec between 1840 and 1930 , though some families became established as early as the 17th and 18th centuries .
Americans of French - Canadian descent are most heavily concentrated in New England and the Midwest .