Summary of the extent of the breeding, wintering, migration and year-round range of this species in the Western Hemisphere, including Canada, U.S.A. and Mexico:
Canada - Breeding only: 1,847,120 square km; Wintering only: 7,031,158 square km
U.S.A. - Breeding only: 549,626 square km; Wintering only: 3,653,919 square km