Chiloé National Park is a national park of Chile, located in the western coast of Chiloé Island, in Los Lagos Region (region of the lakes). It encompasses an area of 430.57 km2 (166 sq mi) divided into two main sectors: the smallest, called Chepu, is in the commune of Ancud, whereas the rest, called Anay, is in the communes of Dalcahue, Castro and Chonchi. The greater portion of the Park is in the foothills of Chilean Coastal Range, known as the Cordillera del Piuchén. It includes zones of dunes, Valdivian temperate rain forests, swamps, and peat bogs. A small portion, Metalqui, is an islet with an area of 0.5 km2 (0.19 sq mi). It is located between 42° 07' and 42° 13' south latitude and between 73° 55' and 74° 09' west longitude (see 42°06′S 74°01′W / 42.10°S 74.02°W).