Periwinkle Point Trail is a hiking trail in Saint Mary's County, Maryland. It is within Point Lookout State Park. It is 1.1 miles long and begins at one foot altitude. Traveling the entire trail is 2.1 miles with a total elevation gain of 8 feet. The Periwinkle and Wayside Self-Guided Trails information board and the Civil War Museum / Marshland Nature Center museum can be seen along the trail. There are also a bicycle parking and parking along the trail.