Notice Not affiliated with the Master Mariners Benevolent Association (MMBA) or any successor organization. v.2026.05
General Overview
Facility 🛶 Full Service Marina Est. Slips ~25 Water Lake Lot Size Small (<50) Lot Type Gravel Confidence High

Small marina with ~25 slips on a lake surrounded by dense forest, featuring a small gravel parking area near the entrance with no visible vehicles.

Aerial view of Minnesota City Boatharbor
Great Lakes

Minnesota City Boatharbor

Rollingstone Township, MN

Minnesota City Boatharbor is a marina located in Rollingstone Township, Minnesota, in the southeastern part of the state along the Mississippi River, not the Great Lakes, amid rolling hills and river valleys typical of the region. It serves recreational boating and fishing on the Mississippi River, catering to enthusiasts exploring the scenic, freshwater waterways of this inland corridor. This setting provides access to calm, navigable river conditions suitable for smaller vessels and leisurely outings in a rural, Midwestern landscape.

Location Rollingstone Township, Winona County, Minnesota
Capacity ~25 slips
Coordinates 44.0941, -91.7313

Nearby Marinas in Minnesota

Marina Parking & Access Control

Marinas typically need to separate slip holder parking from day-visitor parking, trailer areas, launch ramps, and secure dock access points. Modern facilities use barrier gate systems to enforce these zones automatically — allowing permitted vehicles through via transponder or keycard while logging all access events.