Notice Not affiliated with the Master Mariners Benevolent Association (MMBA) or any successor organization. v.2026.05
General Overview
Facility ⚓ Full Service Marina Slips 722 Water Ocean/Bay Est. Parking ~120 spaces Lot Size Medium (50–150) Lot Type Surface (Striped) Confidence High

Large marina with extensive parallel docks full of boats, adjacent large striped asphalt parking lot with numerous vehicles, and several buildings including white warehouses.

Aerial view of Beacon Cove Marina
Great Lakes

Beacon Cove Marina

Harrison Township, MI

Beacon Cove Marina is a full service marina located on Lake St. Clair in Harrison Township, MI, offering 577 outdoor wells accommodating up to 50' vessels and 145 indoor rack storage for up to 32' boats, with premium amenities at affordable prices.

★★★★★ 4.2 (206 reviews on Google) View on Google Maps ↗
Address 36360 Jefferson Ave, Harrison Township, MI 48045, USA
Capacity ~200 slips
Hours
Monday: 9:00 AM – 4:00 PM
Tuesday: 9:00 AM – 4:00 PM
Wednesday: 9:00 AM – 4:00 PM
Thursday: 9:00 AM – 4:00 PM
Friday: 9:00 AM – 4:00 PM
Saturday: Closed
Sunday: Closed
Coordinates 42.5645, -82.8413

Marina Services & Amenities

722 slips
50' max length
Fuel Dock Ship Store

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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.