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: 2,614,559 square km; Wintering only: 1,224,696 square km; Migration only: 5,228,598 square km
Mexico - Wintering only: 7,590 square km
U.S.A. - Breeding only: 711,413 square km; Wintering only: 6,683,146 square km; Migration only: 218,784 square km