The Codroy Valley is a valley in the southwestern part of the island of Newfoundland in the Canadian province of Newfoundland and Labrador. The Codroy Valley is a glacial valley formed in the Anguille Mountains, a sub-range of the Long Range Mountains which run along Newfoundland's west coast fronting the Gulf of St. Lawrence. The valley runs inland at a perpendicular angle from the coast along a bearing of 45° (northeast), carrying the and its tributaries to the gulf.