Harbour Island

Harbour Island or Harbor Island may be:

Harbor Island:
 Harbor Island, Newport Beach, California, United States
 Harbor Island, San Diego, California, United States 
 Harbor Island, Potagannissing Bay, Michigan, United States
 Harbor Island (South Carolina) - one of the Sea Islands in Beaufort County, South Carolina, United States
 Harbor Island (Seattle), Washington, United States

Harbour Island:
 Harbour Island, Bahamas
 Harbour Island (Little Bay Islands), Newfoundland and Labrador, Canada
 Harbour Island (Ramea Island), Newfoundland and Labrador, Canada
 Harbour Island (Tampa), Florida, United States