Sandy Island Beach State Park is a New York State park on the eastern shore of Lake Ontario. Its highlight is a 1500 ft natural sandy beach. The park is near the southern end of a notable 17 mile length of sandy shoreline, coastal dunes, and wetlands (the Eastern Lake Ontario Dunes and Wetlands). Sandy Island Beach has one pavilion and one community room. Prices range from $50 to $125 and can accommodate 50 or 60 people.