Saint-Marc-du-Lac-Long is a parish municipality in the Canadian province of Quebec, located in the Témiscouata Regional County Municipality. It has a total area of 60.19 square miles, with a total land area of 57.47 square miles.

Demographics

In the 2021 Census of Population conducted by Statistics Canada, Saint-Marc-du-Lac-Long had a population of 365 living in 178 of its 263 total private dwellings, a change of -8.1% from its 2016 population of 397. With a land area of 148.64 km (57.39 sq mi), it had a population density of 2.5/km (6.4/sq mi) in 2021.

See also

• Crocs River, a stream
• List of parish municipalities in Quebec