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 Ocean/Bay Est. Parking ~120 spaces Lot Size Medium (50–150) Lot Type Surface (Striped) Confidence High

Medium-sized marina with extensive parallel docks along a bay shoreline, ample striped surface parking lot with moderate vehicle occupancy, and a few buildings near the water's edge.

Aerial view of Marathon Marina & Boat Yard
Atlantic Coast

Marathon Marina & Boat Yard

Marathon, FL

Marathon Marina & Boat Yard is located in Marathon, Florida, within the Middle Keys on the Gulf Coast, where it sits amidst the turquoise waters and barrier islands of the Florida Keys archipelago. This marina serves boaters engaging in recreational activities such as fishing, cruising, and sailing in the nearby Gulf of Mexico and Atlantic Ocean waters. Its position in this tropical region makes it a gateway to exploring the diverse marine environments of the Keys.

★★★★★ 4.4 (92 reviews on Google) View on Google Maps ↗
Address 2059 Overseas Hwy, Marathon, FL 33050, USA
Capacity ~80 slips
Hours
Monday: 7:30 AM – 4:00 PM
Tuesday: 7:30 AM – 4:00 PM
Wednesday: 7:30 AM – 4:00 PM
Thursday: 7:30 AM – 4:00 PM
Friday: 7:30 AM – 4:00 PM
Saturday: Closed
Sunday: Closed
Coordinates 24.7046, -81.1122

Nearby Marinas in Florida

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.