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 ~60 Water Ocean/Bay Est. Parking ~40 spaces Lot Size Medium (50–150) Lot Type Surface Confidence High

Medium-sized marina with multiple piers packed with boats, adjacent surface parking lot with no visible vehicles, and a small building near the water's edge.

Aerial view of Sunset Harbor
Great Lakes

Sunset Harbor

Clay Township, MI

Sunset Harbor is a marina located in Clay Township, Michigan, along the southern shore of Lake St. Clair, a body of water that connects Lake Huron and Lake Erie within the Great Lakes system. This setting in southeastern Michigan provides access to freshwater boating and sailing opportunities in a region known for its calm waters and proximity to urban areas like Detroit. It caters to recreational boaters exploring the expansive Great Lakes network.

Location Clay Township, Saint Clair County, Michigan
Capacity ~60 slips
Coordinates 42.6141, -82.5639

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.