Hours of Operation & Store Location - O'Fallon Illinois

Cope Marine – Trusted Boat Dealer in O’Fallon, Illinois & St. Louis Area Since 1964

Cope Marine has been the trusted boat dealer for O’Fallon, IL and the St. Louis area since 1964, offering new and used boats, expert service, certified Mercury, Yamaha & Volvo Penta support, and top brands including Bayliner, Crownline, Lund Boats, Starcraft Marine, South Bay, Evotti, and Triton Boats. 

Our team of certified technicians is dedicated to keeping your boat in peak condition. Serving boaters throughout the St. Louis Metro, O’Fallon, and surrounding areas, Cope Marine offers trusted boat maintenance and repair services with a guarantee on every job.

Fun Port Marine Accessories & Gear
Stop by our Fun Port store for all the latest boat accessories, boat supplies, electronics, boat trailer parts and safety equipment. Whether you’re heading to the lake and forgot something, or need essential safety gear, Cope Marine ensures you’re fully equipped for a day on the water.

No matter your passion—skiing, wakeboarding, fishing, swimming, or just cruising the lake—Cope Marine is your one-stop marine shop for family fun. From new and used boats to boat parts, boat accessories, and expert service, we help make every lake adventure unforgettable.

Visit Cope Marine today to explore our wide selection of boats, schedule a service, or stock up on all your marine essentials. Your next lake adventure starts here!