The lac Carillon is located on the north shore of the St. Lawrence River, in the province of Quebec, in Canada.

This lake surrounded by forest is integrated into the Portneuf Regional Natural Park, except the zone forming part of Notre-Dame-de-Montauban.

The surface of Carillon Lake is usually frozen from the beginning of December to the end of March, however the safe circulation on the ice is generally made from mid-December to mid-March.

The mouth of Carillon Lake is located at the bottom of a small bay on the southeast shore of the lake at: Comprising 70 kilometres (43.50 mi), the Portneuf Regional Natural Park includes in particular the Long lakes, Montauban, Carillon, Sept Îles, Lac en Coeur, "À l'Anguille" and some other more secondary bodies of water.

This park is popular for recreational and tourist activities: hiking trails, cross-country skiing, boat launching ramp ... From the mouth of Carillon Lake, the current flows over: The toponym "Lac Carillon" (Portneuf) was registered on December 5, 1968, in the Place Names Bank of the Commission de toponymie du Québec.