Lake Ronkonkoma is a freshwater lake in Suffolk County, New York. It is a kettle lake formed by retreating glaciers and is the largest freshwater lake on Long Island ; it has a circumference of about 2 miles (3.2 km) and is 0.65 miles (1.05 km) across on average. [ 1 ]

Lake Ronkonkoma is mainly located in the Town of Brookhaven, but has small sections in the Town of Smithtown and the Town of Islip. The actual lake, Lake Ronkonkoma, adjacent to the CDP, is the largest lake on Long Island. The land surrounding one side of the lake is in the jurisdiction of the Town of Islip.

Formed by ancient glaciers, Lake Ronkonkoma is the largest and perhaps best known of Long Island's freshwater lakes. Portions of its irregular basin are unusually deep for Long Island (65 feet), but most of the lake is less than 15 feet deep.

The park is located off Smithtown Boulevard along Lake Shore Road, at the northern shore of Lake Ronkonkoma. Suffolk County, New York has a vibrant history, illustrated in our important Native American and Revolutionary-era historical sites …

The porous banks of the Lake help utilize Lake Ronkonkoma as a true indicator of Long Island’s water table. This connection has played a role in some of the myths and mysteries surrounding the Lake.

Definitely worth a visit. The largest lake on Long Island. It is owned by three different towns so there are three different parks around it to explore. Great place for a picnic or a romantic stroll. Very peaceful and a beautiful place to watch the sunset. This review is the subjective opinion of a Tripadvisor member and not of Tripadvisor LLC.

Jan 8, 2017 · Things to Do in Lake Ronkonkoma, New York: See Tripadvisor's 899 traveler reviews and photos of Lake Ronkonkoma tourist attractions. Find what to do today, this weekend, or in February. We have reviews of the best places to see in Lake Ronkonkoma. Visit top-rated & must-see attractions.

Lake Ronkonkoma is the largest freshwater lake on Long Island. Lake Ronkonkoma was once a popular Long Island summer resort in the late 19th and early 20th centuries. Suffolk County, the Town of Brookhaven, Town of Islip, and Town of Smithtown all own parts of …

This enchanting lake, located in Suffolk County, New York, is a haven for nature enthusiasts and adventure seekers alike. Whether you're drawn by its storied past, the allure of its tranquil waters, or the diverse aquatic life, Lake Ronkonkoma promises an unforgettable experience.

The Lake Ronkonkoma Historical Society’s mission is to celebrate and preserve the rich history of the Lake Ronkonkoma area. We operate two museums: The Lake Ronkonkoma Historical Society Museum founded in 1976 which is housed in what was once the Lake Ronkonkoma Free Library and the Fitz-Greene Hallock Homestead which is a 14-room home built ...