Overview

Le Mont-Saint-Michel is a tidal island and mainland commune in Brittany, France.

The island lies approximately one kilometre (0.6 miles) off the country's north-western coast, at the mouth of the Couesnon River near Avranches and is 7 hectares (17 acres) in area. The mainland part of the commune is 393 hectares (971 acres) in area so that the total surface of the commune is 400 hectares (988 acres).