Mantes-la-Jolie is a commune located in the Yvelines department of the Île-de-France region in north-central France. It lies along the banks of the Seine River and is approximately 50 kilometers west of Paris. The town is known for its historical architecture, including the impressive Saint-Maclou Church, which dates back to the 12th century. The area has a rich history, with roots tracing back to the Roman era. Mantes-la-Jolie is well-connected by road and rail, making it a convenient location for commuters traveling to Paris. The town also features parks and recreational areas, contributing to its appeal as a residential community.