L'Ilet is a commune located in the island of Réunion, an overseas department of France in the Indian Ocean east of Madagascar. Like other settlements on Réunion, it reflects the island's multicultural heritage and volcanic landscape.
As a small commune, L'Ilet serves as a residential community within Réunion's network of municipalities. The island itself is known for its dramatic topography, including the active Piton de la Fournaise volcano and deep cirque valleys that characterize much of the landscape.