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 Lake Est. Parking ~60 spaces Lot Size Medium (50–150) Lot Type Surface Confidence High

Medium-sized marina with multiple parallel docks packed with boats, surrounded by wooded areas, and a moderately sized surface parking lot with several visible vehicles near the shore.

Aerial view of 3 Peaks Marina
Atlantic Coast

3 Peaks Marina

Jefferson Township, NJ

3 Peaks Marina is situated in Jefferson Township, New Jersey, in the state's northern highlands region, specifically along the shores of Lake Hopatcong, a large freshwater lake surrounded by rolling hills and woodlands. This marina serves recreational boating and sailing on the lake, catering to activities such as freshwater cruising and fishing in the scenic inland area of Sussex County, far from the Atlantic Coast. It is part of New Jersey's Skylands region, known for its natural beauty and outdoor pursuits.

Location Jefferson Township, Morris County, New Jersey
Capacity ~80 slips
Coordinates 40.9830, -74.6113

Nearby Marinas in New Jersey

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.