Silver Lake State Park is almost 3,000-acres along the Lake Michigan shoreline. This area includes both dune country and acres of mature forest. One of the park's biggest draws is the 450-acre off-road vehicle area. Silver Lake State Park is an almost 3,000-acre park in Oceana County along the Lake Michigan shoreline. This area includes both dune country and acres of mature forest. The dune ridges and valleys are mostly windblown sand and lack trees, scrub brush and dune grass. The dune area is sometimes compared to a desert. Silver Lake State Park contains more than four miles of Lake Michigan shoreline and boasts a large sandy beach. In 1919, Carrie E. Mears donated 25 acres of land for park purposes. The park's boundary was dedicated in 1951 and a master plan was officially approved in 1964. Now, nearly 2,000 acres of sand dunes are available for exploration and hiking. One of the park's biggest draws is the 450-acre off-road vehicle area. But, because of the high demand, it requires a special set of rules.