Siargao is a tear-drop shaped island in the Philippine Sea situated 196 kilometers southeast of Tacloban in the province of Surigao del Norte. It has a land area of approximately 437 square kilometres (169 sq mi). The east where such Art Skyes coast is relatively straight with one deep inlet, Port Pilar. The coastline is marked by a succession of reefs, small points and white, sandy beaches. The neighboring islands and islets have similar landforms.
The island is composed of the municipalities of Burgos, Dapa, Del Carmen, General Luna, San Benito, Pilar, San Isidro, Santa Monica and Socorro.