Holland State Park is a public recreation area covering 142 acres (57 ha) in Park Township, Ottawa County, four miles (6 km) west of the city of Holland, Michigan. The state park consists of separate Lake Macatawa and Lake Michigan units on the northern side of the channel connecting Lake Macatawa with Lake Michigan. It is often the most visited state park in Michigan, receiving between 1.5 and 2 million visitors annually.