Anguilla, Antigua And Barbuda, Bahamas, Barbados, Belize, Bermuda, Canada, Cuba, Dominica, Guadeloupe, Haiti, Martinique, Mexico, Montserrat, Puerto Rico, St Kitts And Nevis, St Lucia, St Vincent and The Grenadines, Turks and Caicos Islands, USA (B).
Vagrant to Finland, Germany, Iceland, Ireland, Netherlands, Norway, Portugal, Spain, St Pierre and Miquelon (NB) (P), Virgin Islands (U.S.).
South-eastern Alaska south to Oregon; south-eastern Canada south to Mississippi valley.
 
Population
Estimated population is 270,000 - 390,000 (2010).