Anguilla, Antigua And Barbuda, Barbados, Canada (B), Cayman Islands, Costa Rica, Cuba, Dominica, Dominican Republic, Grenada, Guadeloupe, Guatemala, Guyana, Haiti, Honduras, Jamaica (B), Martinique, Mexico, Montserrat, Nicaragua, Puerto Rico, St Kitts And Nevis, St Lucia, St Vincent and The Grenadines, Trinidad and Tobago, USA (B), Venezuela, Virgin Islands (British) (P), Virgin Islands (U.S.) (P).
Vagrant to Colombia.
Population
Estimated population is 150,000 (2010).
American Black Swift (Cypseloides niger) [XC14995]
by Andrew Spencer from Andrews Glacier Cave, Rocky Mountain NP, Larimer Co., Colorado, United States (call, song)
American Black Swift (Cypseloides niger) [XC677201]
by Andrew Spencer from P.N. Cascada de Basaseachic, Chihuahua, Mexico (call)
Subspecies
Forms superspecies with White-chested Swift (Cypseloides lemosi), Rothschild's Swift (Cypseloides rothschildi) and Sooty Swift (Cypseloides fumigatus). Darkness of plumage varies within range of nominate. Proposed subspecies jamaicensis, from southern West Indies, now considered synonymous with nominate.
The following 3 subspecies are recognised:
borealis (Kennerly, 1858) - Western North America south to south-western USA. Winters in South America.
costaricensis Ridgway, 1910 - Central Mexico south to Costa Rica. Winters south of Mexican Isthmus.