Montrouis is a coastal town in western Haïti. It is located at around (18°57′2″N72°42′16″W) in the Artibonite Department. Montrouis is also one of the most important beach tourism destinations in Haiti, with several well renowned hotels and resorts, including le Moulin-sur-Mer. The town is located on the Cotes des Arcadins, one of Haiti's longest stretches of pure white sand beaches.