Range Description: Black-throated Sparrow - Amphispiza bilineata

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:

Mexico - Resident year-round: 1,053,121 square km
U.S.A. - Resident year-round: 551,894 square km; Breeding only: 844,045 square km