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 ~80 Water River Est. Parking ~120 spaces Lot Size Large (150+) Lot Type Surface (Striped) Access Entry/Exit Lanes Confidence High

Medium-sized full-service marina with multiple parallel docks, several large buildings including possible dry storage, and a large striped asphalt parking lot with numerous vehicles parked.

Aerial view of Liberty Harbor Marina
Great Lakes

Liberty Harbor Marina

Bay City, MI

Liberty Harbor Marina is situated in Bay City, Michigan, along the Saginaw River, which flows into Saginaw Bay and connects to Lake Huron in the Great Lakes system, offering a scenic urban waterfront setting in a historic industrial city. It serves recreational boaters and sailors engaging in activities on the river and the broader Great Lakes waters, including fishing, cruising, and exploration of the freshwater expanses. This location in Michigan's Thumb region provides access to both inland river routes and the open lake for diverse boating experiences.

Location Bay City, Bay County, Michigan
Capacity ~80 slips
Coordinates 43.6006, -83.8947

Nearby Marinas in Michigan

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.