Range Description: Gray-breasted Martin - Progne chalybea

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:

Caribbean - Resident year-round: 4,848 square km
Central America - Resident year-round: 394,952 square km; Breeding only: 54,272 square km
Mexico - Resident year-round: 184,815 square km; Breeding only: 298,166 square km
South America - Resident year-round: 14,236,473 square km