The World’s Longest Raft-Off is an annual event held in Muscamoot Bay, Lake St. Clair, Michigan always on the 2nd Saturday of August. The coordinates of Muscamoot Bay are N 42.55783 and W -82.66071 Some 60,000-100,000+ people attend RAFT OFF. Boats line up side by side and tie-off together, forming an arena called “The Gauntlet” in shallow water where people can … Continue reading 22nd annual RAFT OFF (Sat. August 08, 2026) Muscamoot Bay, Lake St Clair