River Island Marina

Discover your recreation destination close to home- Because every day should feel like vacation! River Island Marina is in the center of the action in Pool 26 on the Mississippi River. Close to sandbars, restaurants, water action, and a short boat ride to Grafton!

Secure Your Slip

Connect to us on Facebook

Marine and RV Accomodations.
Value and Integrity come standard.

Covered Boat Slips

Covered Boat Slips in 20', 28', and 30' lengths. Electricity at each slip is included with 30 amp service available in select 30' Slips.

Boat and RV Storage

Covered and Secured Lot Storage for Boats, Trailers, PWC, and RV's. Storage includes free unlimited Ramp Use.

RV Sites

Level RV Sites with Electric. Camp and be close to the water to jump in your boat to get the most water time in your weekend!

Pool 26 in St. Charles County, Missouri offers the very best boating in the St. Louis area.

Secure Your Slip

Enjoy water skiing or tubing in the sloughs, hitting one of the on the water restaurant/bars, beaching on one of the very popular sandbars, or just casually cruise this scenic part of the Mississippi River.