Admiral Island is a manmade island and residential estate situated in Port Owen, which lies between the towns of Laaiplek and Velddrift on the West Coast region of South Africa.
Admiral Island is a residential development with no commercial zones.
The island was part of the original development of Port Owen.
In 1999, the island was bought by a Belgium Consortium from the Owen Wiggins Trust Co. Ltd. and renamed Ile Plaisance.
During 2004, the Belgium Consortium sold Ile Plaisance to a Group of Developers and it was renamed Admiral Island.