Bayagnan is an island in the Philippines under the jurisdiction of Surigao City in the province of Surigao del Norte. The island lies within the Philippine Sea.

Bayagnan has an approximate area of 5.45 square kilometers or 2.10 square miles, and roughly has a coastline length of 19.16 kilometers or 11.91 miles. The island is situated at approximately 9.7766, 125.6484. Elevation at these coordinates is estimated at 88 meters or 288.71 feet above mean sea level.


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