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: 25,499 square km
Central America - Wintering only: 107,776 square km
Mexico - Breeding only: 2,918 square km; Wintering only: 100,246 square km
South America - Wintering only: 653,287 square km
U.S.A. - Breeding only: 21,607 square km; Migration only: 129,795 square km