Port Blakely is a community of Bainbridge Island, Washington in the western United States. It is located on the east side of the island, slightly to the south. The center of Port Blakely is generally defined as the intersection of Blakely Hill Road and Blakely Avenue NE, although the wider area is generally also known as Port Blakely. The community's name was at one time spelled as Port Blakeley.