| Isla Magdalena National Park | |
| Iucn Category: | II |
| Map: | Chile |
| Relief: | yes |
| Map Width: | 160 |
| Location: | Aysén del General Carlos Ibáñez del Campo Region, Chile |
| Nearest City: | Puerto Cisnes |
| Coordinates: | -44.6667°N -73.1333°W |
| Area: | 1576sqkm |
| Established: | 1983 |
| Governing Body: | Corporación Nacional Forestal |
The Isla Magdalena National Park (Spanish: Parque Nacional Isla Magdalena ) is a 1576sqkm protected area in Magdalena Island, Patagonia, Chile. It was created in 1967 as forest reserve and was reclassified as a national park in 1983.
Puerto Gaviota in the south of the national park is considered particularly noteworthy. In addition to larger Atilio island in the north, there are a number of smaller islands in the national park.
The Isla Magdalena climate has an annual average temperature of 6C8C and an annual precipitation of approximately 4000mm per year.
The park can best reached by sea from the ports Puerto Cisnes or Puerto Puyuhuapi. On the island, no infrastructure exists.
The highest point of the park is Mentolat Volcano at 1660m (5,450feet).