Notice Not affiliated with the Master Mariners Benevolent Association (MMBA) or any successor organization. v.2026.05
General Overview
Facility 🛶 Small Dock Water Lake Est. Parking ~30 spaces Lot Size Medium (50–150) Lot Type Surface Confidence High

Small marina-like facility with a pool-like basin, breakwater dock, several buildings, and a medium-sized surface parking lot adjacent to a sandy beach on a lakefront.

Aerial view of Coast Guard Basin
Great Lakes

Coast Guard Basin

Port Huron, MI

Coast Guard Basin is a marina located in Port Huron, Michigan, at the southern tip of Lake Huron where the St. Clair River flows into the lake, serving as a gateway to the Great Lakes' freshwater waterways in the southeastern Michigan region. This marina caters to recreational boating and sailing enthusiasts who navigate the St. Clair River and the broader Great Lakes system, offering access to both calm river passages and open lake waters. Its strategic position makes it a hub for boaters exploring the dynamic currents and scenic shorelines of this interconnected waterway network.

Location Port Huron, Saint Clair County, Michigan
Coordinates 43.0055, -82.4217

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.