Circuit Dreux, officially known as L'Ouest Parisien, is a motorsport circuit located in Dreux, France, approximately 90 kilometers west of Paris. Originally conceived as a karting track in the 1960s, it gradually evolved into a multi-purpose motorsport facility, hosting a variety of racing disciplines. The current configuration is a 1.8-kilometer (1.12 miles) asphalt circuit, characterized by a blend of fast sweeping corners and tighter, more technical sections, demanding a balanced setup from competing vehicles.

The layout features a relatively short main straight leading into a challenging sequence of bends that test driver precision and car handling. The track's undulating topography adds another layer of complexity, requiring drivers to navigate elevation changes throughout the lap. Safety standards are maintained to a high level, with ample run-off areas in critical zones. The circuit is FIA Grade 3 certified, allowing it to host a diverse range of racing events.

Circuit Dreux is primarily known for its involvement in French national motorsport, hosting rounds of the French Formula 4 Championship, various GT series, and touring car competitions. It also serves as a popular venue for track days, driver training programs, and club-level racing. The track's compact size and challenging layout make it a favorite amongst drivers seeking to hone their skills.

What sets Circuit Dreux apart is its accessibility and focus on providing a platform for emerging talent. Its location near Paris makes it easily reachable for teams and spectators. While it may not be as internationally renowned as some larger circuits, Dreux plays a vital role in the French motorsport landscape, nurturing the next generation of racing drivers and providing a thrilling experience for participants and fans alike. The circuit also prioritizes a family-friendly atmosphere, further contributing to its unique appeal.