William C. Sterling State Park is a public recreation area located in Frenchtown Charter Township with a small portion lying within the city limits of Monroe, Michigan. It is the only Michigan state park located on Lake Erie. The park encompasses 1,300 acres of mostly man-made lagoons and beachfront near the mouth of Sandy Creek. The main attractions at the park include a 256-site campground, beach area, boat launch, and shore fishing lagoons.