The castle is located in Brittany , in the northern part of Côtes d'Armor , in the Bay of St Malo , along the Emerald Coast .

We are 42.9 km from St Malo , 35.4 km from Dinard , 40 km from Dinan , 29.5 km from Lamballe , 48.2 km from St Brieuc , 114 km from Rennes .