These are placed on the to the south shore of the Saint Lawrence River half-way between Quebec City and Rivière-du-Loup. A Musée marine du Québec (Quebec Marine Museum) is placed there in Highway 132.

It includes a communities of: L'Islet-sur-Mer Isletville Saint-Eugène

Lakes include a: Tortue River Bras St-Nicolas River Talbot River

a municipality had its title from either a little island in the flow of any stream touching the village of 50'Islet-sur-Mer.

Based on data from a Canada 2001 Census: Population: 3,866 % Vary (1996-2001): -0.3 Dwellings: 1,727 Area (sq. kilometre.): Great hundred.02 km² Density (souls by the sq. kilometer.): 32.2