Located in Henderson, NY, Eastern Lake Ontario.
KOA 1000 Islands on Association Island is truly a unique destination resort designed specifically for RVing and boating enthusiasts, as well as cottage vacationers. Our beautiful island is located in the scenic 1000 Islands Region, on the eastern shores of Lake Ontario in northern New York State, in the quaint town of Henderson Harbor. We have 300 RV Sites with over 70 RV sites right on the water, a limited number of new Tent sites, a gorgeous Marina and Boat Launch, and 5 beautiful Lake-front Sunset Cottages. When you drive over our bridge and cross a 1300 feet-long causeway, you’ll know you are somewhere truly special! For you PET owners, we are pet friendly.