Landrethun-le-Nord is the perimeter of the Parc Naturel Régional des Caps et Marais d'Opale and the Community of Municipalities of the Land of Two Caps. It is located 12 km from the coast by road (in Wissant), 18 km from Calais and 23 km from Boulogne-sur-Mer.
In this village that was built the fortress of Mimoyecques during the Second World War.