Harbour

JSBB Marina

Mandeville, United StatesGulf Coast
Type
Harbour

Marina of 144 berths on Bayou Castine at Mandeville, on the north shore of Lake Pontchartrain in Louisiana.

Guide

Approach and anchoring

Entered from Lake Pontchartrain through Bayou Castine, west of Mandeville harbour, giving an easy run out to open water. The lake holds 12 to 14 ft over most of its area. The largest vessel taken is 53 ft, with a maximum berth width of 16 ft.

Practical

144 berths for sailing yachts and motor boats. 60 berths have shore power and fresh water; the central pier offers water only. There is a pump-out, long-term storage and Wi-Fi. Mandeville's lakefront and shops are within walking distance.

Ashore

The Tammany Trace rail trail crosses Bayou Castine close by and runs 31 miles between Covington and Slidell, passing through Fontainebleau State Park. Mandeville's lakefront park lies a short walk to the south.

Key facts

Type
Harbour
Coordinates
30.35272, -90.04931 (30°21.16'N 90°2.96'W)
Town
Mandeville
Country
United States
Updated
July 7, 2026

Getting there

JSBB Marina lies at 30°21.16'N 90°2.96'W, that is 30.35272, -90.04931 in decimal degrees.

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