La Vallée-du-Richelieu is a regional county municipality located in the province of Quebec, Canada. It is situated along the Richelieu River, which flows from Lake Champlain to the St. Lawrence River. The area is known for its picturesque landscapes, charming towns, and outdoor recreational activities, making it a popular destination for both residents and visitors. The region includes several municipalities, such as Saint-Jean-sur-Richelieu and Carignan. It offers a mix of urban and rural environments, with opportunities for hiking, cycling, and water sports. The local economy is supported by agriculture, tourism, and small businesses, contributing to the community's vibrant culture.