Mary Island State Park

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Mary Island State Park is a 13-acre (5.3 ha) state park[1] 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.

The park offers picnic tables, fishing, a boat launch and docks, and a campground for tents only. It is open from Memorial Day to Labor Day.

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  1. ^ "Section O: Environmental Conservation and Recreation, Table O-9". 2014 New York State Statistical Yearbook (PDF). The Nelson A. Rockefeller Institute of Government. 2014. p. 673. Retrieved February 27, 2016. 

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Coordinates: 44°22′01″N 75°55′12″W / 44.367°N 75.92°W / 44.367; -75.92