Chaumont, United States Whether you’re chasing a trophy or just a peaceful day on the water, Adams Chaumont Bay Marina has been the ultimate launchpad for Lake Ontario adventures since 2000.
Nestled at the mouth of the Chaumont River, we offer the area’s best-protected harbor. From our docks, you’re seconds away from what many anglers call the best bass fishing in the U.S.—with the river providing a perfect backup spot when the bay gets choppy.
Our Amenities:
- For your Boat: Slips, gas, expert repair, and secure indoor winter storage.
- For the Trip: A fully stocked bait and tackle shop.
- For the Stay: Full-hookup RV sites for the ultimate waterfront camping.
Find us by boat or car just north of Route 12E. Whether you need a quick tune-up or a seasonal home for your rig, we’ve got you covered.
Gananoque 
Clayton 