Middle Bass Island State Park Marina offers a free boat ramp and full-service marina with 184 slips (150 electric, 34 non-electric) accommodating vessels up to 52 feet, accessible via ferry from mainland Catawba.

The facility includes a Harbormaster building with showers, restrooms, kayak and bike rentals, and operates seasonally from May 1 to October 15.

Day-use dock rentals ($25) and overnight slips are available, with amenities including a playground, picnic areas, and nearby primitive camping.