Calagnaan is an island in the Philippines under the jurisdiction of Carles in the province of Iloilo. The island lies within the Visayan Sea.

Calagnaan has an approximate area of 20.59 square kilometers or 7.95 square miles, and roughly has a coastline length of 26.80 kilometers or 16.65 miles. The island is situated at approximately 11.4878, 123.2183. Elevation at these coordinates is estimated at 109 meters or 357.61 feet above mean sea level.


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