Range Description: Townsend's Warbler - Setophaga townsendi

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 - Resident year-round: 3,568 square km; Breeding only: 869,019 square km
Central America - Wintering only: 102,828 square km
Mexico - Wintering only: 666,786 square km; Migration only: 772,402 square km
U.S.A. - Resident year-round: 20,459 square km; Breeding only: 506,177 square km; Wintering only: 128,255 square km; Migration only: 2,233,812 square km