Notice Not affiliated with the Master Mariners Benevolent Association (MMBA) or any successor organization. v.2026.05
General Overview
Facility ⚓ Full Service Marina Slips 408 Water River Est. Parking ~80 spaces Lot Size Medium (50–150) Lot Type Surface Confidence High

Large marina with multiple parallel docks filled with boats, several buildings including possible storage or service structures, and a medium-sized surface parking lot with numerous vehicles visible.

Aerial view of Bay Harbor Marina
Great Lakes

Bay Harbor Marina

Bangor Township, MI

Bay Harbor Marina in Bay City, Michigan is a full-service 408-slip marina for the true boating enthusiast. Located near the mouth of the Saginaw River, it offers slips up to 60 feet, side ties up to 90 feet, indoor/outdoor storage, repairs, fuel, and amenities for relaxation and family fun since 1969.

★★★★★ 4.6 (254 reviews on Google) View on Google Maps ↗
Address 5309 Wilder Rd, Bay City, MI 48706, USA
Capacity ~120 slips
Hours
Monday: 8:00 AM – 5:00 PM
Tuesday: 8:00 AM – 5:00 PM
Wednesday: 8:00 AM – 5:00 PM
Thursday: 8:00 AM – 5:00 PM
Friday: 8:00 AM – 5:00 PM
Saturday: Closed
Sunday: Closed
Coordinates 43.6251, -83.8456

Marina Services & Amenities

408 slips
90' max length
Fuel Dock Pump-Out Showers Ship Store

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.