The Pilgrim Memorial State Park is a state park and recreation area in Plymouth, Massachusetts. It is best noted for being one of the most heavily visited units in the Massachusetts state parks system.

Also a historic site, the Pilgrim Memorial State Park is home to two monuments that commemorates and celebrates the history of the colonization of what is now known as the United States. It contains the National Monument to the Forefathers, known formerly as the Pilgrim Monument, which honors the memory and achievements of the Mayflower Pilgrims. It was built around 1907 and 1910. The park is also home to the historic Plymouth Rock, which marks the point where the Mayflower Pilgrims following the leadership of William Bradford disembarked from the Mayflower.