Range Description: Vesper Sparrow - Pooecetes gramineus

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: 2,153,184 square km
Mexico - Wintering only: 1,526,729 square km; Migration only: 412 square km
U.S.A. - Resident year-round: 108,379 square km; Breeding only: 4,085,673 square km; Wintering only: 2,001,408 square km; Migration only: 1,205,567 square km