Magnetawan Lake (French: lac Magnetawan) is a lake in Nipissing District, Ontario, Canada. Magnetawan Lake is located just within the boundaries of Algonquin Provincial Park. Being located in the park the lake and its surroundings are protected. Magnetawan Lake also serves as an access point into Algonquin Park with a parking lot located on the shore acting as an entrance point for many canoeists. Algonquin Park Canoe routes pass through the lake and four campsites can be found on the shore as well as two portages.