4 marinas & boat launches listings in the Great Sacandaga Lake region of the Adirondack Park. Largest lake wholly in New York. Southern ADK reservoir-lake anchored by Northville and the Conklingville Dam.
★ FeaturedA new family-run marina and boat dealership on Houseman Street in Mayfield on the Great Sacandaga, opened in 2024 by a family with 40-plus years of boating experience.

Cranberry Cove Marina offers dock rentals with personal picnic areas, boat storage, winterization, and engine repairs. Amenities include shore power, showers, a kitchen area, and a boat launch.
Seasonal marine facility on the Great Sacandaga's Mayfield shore in Fulton County — part of the Reet's Boat Works family, with dockage through the boating season.
The service side of Reet's: a family-run boat shop on Route 30 at Cranberry Creek since 2004 — custom wood boats, wood and fiberglass restorations, canvas and upholstery, mechanical work and re-powers, indoor storage, and boat transportation. The marina itself is separate, on Lakeside Drive.