Maidstone Park Beach is a beautiful and secluded beach located on the eastern end of East Hampton, New York. The beach spans about 500 feet and features soft, white sand and crystal-clear waters. activities at Maidstone Park Beach include swimming, sunbathing, picnicking, and fishing. The beach has a playground and basketball court, making it a great destination for families. Amenities at the beach include public restrooms, outdoor showers, and a concession stand.