Mary Island State Park is a 13-acre state park located in the St. Lawrence River in Jefferson County, New York. The park is situated in the Town of Alexandria on the east end of Wellesley Island, and is accessible only by boat.
Download Download See moreWikipedia https://en.wikipedia.org/wiki/Mary_Island_State_Park
Official Website http://parks.ny.gov/parks/40/details.aspx
Phone +1 315 654 2522
Address 36661 Cedar Point State Park Drive, Clayton, NY 13624, USA
Coordinates 44°21'57.181" N -75°55'16.842" E
