Schefferville is a town in the Canadian province of Quebec. Schefferville is in the heart of the Naskapi and Innu territory in northern Quebec, less than 2 km from the border with Labrador on the north shore of Knob Lake. The town has an incorporated area of 25.11 square kilometres (9.70 sq mi). It is located within the Caniapiscau Regional County Municipality.
Schefferville completely surrounds the autonomous community of Matimekosh and it abuts the small community of Lac-John Reserve. Both communities are First Nations reserves. The isolated town is not connected to the provincial road network but is accessible by airplane via the Schefferville Airport or by train. Schefferville is the northern terminus of Tshiuetin Rail Transportation (formerly operated by the Quebec North Shore & Labrador (QNS&L) Railway) with service to Labrador City. McGill University continues to operate the McGill Subarctic Research Station in Schefferville.