Semirara is an island in the Philippines under the jurisdiction of Caluya in the province of Antique. Major marine waterbodies adjacent to the island include Sulu Sea and Sibuyan Sea.

Semirara has an approximate area of 67.23 square kilometers or 25.96 square miles, and roughly has a coastline length of 65.41 kilometers or 40.64 miles. The island is situated at approximately 12.0526, 121.3865. Elevation at these coordinates is estimated at 45 meters or 147.64 feet above mean sea level.


  1. Land area figures and coastline length were calculated from OpenStreetMap data.
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