Douglas Island

This article is about the island in Alaska. For other islands, see Douglas Island (disambiguation).
Douglas Harbor in Douglas, Alaska. Mayflower Island, in the midground at right, houses a U.S. Coast Guard station. Mount Juneau is in the background.

Douglas Island is a tidal island in the U.S. state of Alaska. It is part of the city and borough of Juneau, just west of downtown Juneau and east of Admiralty Island. It is separated from mainland Juneau by the Gastineau Channel, and contains the communities of Douglas and West Juneau.