Range Description: Field Sparrow - Spizella pusilla

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: 12,412 square km; Breeding only: 149,708 square km
Mexico - Wintering only: 161,983 square km
U.S.A. - Resident year-round: 2,425,107 square km; Breeding only: 1,406,775 square km; Wintering only: 586,303 square km