Range Description: Swainson's Hawk - Buteo swainsoni

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: 2,265,198 square km
Central America - Wintering only: 35,225 square km; Migration only: 238,765 square km
Mexico - Breeding only: 476,751 square km; Migration only: 1,080,965 square km
South America - Wintering only: 629,396 square km; Migration only: 3,275,129 square km
U.S.A. - Breeding only: 4,724,217 square km; Migration only: 270 square km