Alexandria Bay rules as the Thousand Islands capital, where Boldt Castle rises from Heart Island and the St. Lawrence River sparkles with boat tours. Four RV parks anchor your trip right here, from budget state sites to marina resorts. Camp to fish trophy bass, island-hop by ferry, or watch fireworks over the water.
Alexandria Bay hugs the St. Lawrence River shores north of Watertown. Boldt Castle draws 100,000 visitors yearly to its Heart Island turrets. Uncle Sam Boat Tours zip you past Singer Castle and Dark Island. Wellesley Island State Park spreads 2,300 acres of trails, beaches, and bass fishing. Antique boat parades light up summer weekends.
Swan Bay Resort fits boaters and luxury campers with its marina, WiFi, 30-amp and 50-amp hookups, showers, starting at $91 nightly. 1000 Islands Campground draws families seeking value: WiFi, showers, 50-amp power, dump station, from $53 a night. Keewaydin State Park suits budget adventurers with riverfront sites at just $21 per night, perfect for day trips to Boldt Castle.
Alexandria Bay crowns the Thousand Islands as a St. Lawrence River hub. Boldt Castle on Heart Island hosts lavish tours of its unfinished 1900s mansion. Uncle Sam Boat Tours reveal 1,800 islands, while summer fireworks explode over the bay. Fishermen chase smallmouth bass in these waters. Antique wooden boat shows fill July weekends with rare classics.
rvparksnear.me lists four RV parks in Alexandria Bay: Swan Bay Resort, 1000 Islands Campground, and Keewaydin State Park. Swan Bay Resort sits waterfront with marina access, WiFi, 30/50-amp, showers. 1000 Islands Campground offers WiFi, showers, 50-amp, dump station; Keewaydin State Park provides river views from $21 nightly.
Swan Bay Resort and 1000 Islands Campground provide 50-amp hookups. Swan Bay pairs them with marina slips, WiFi, showers for bigger rigs. 1000 Islands Campground adds a dump station and showers, ideal for families extending their Thousand Islands stay.
