Port Jefferson, a favorite stop of cruising boats, is a deep, 2-mile-long harbor. If you are traveling east, it is the last real harbor until Mattituck some 26 miles farther on. Port Jefferson is a justly popular harbor. The village is located on the harbor and has boating amenities and beaches where you can swim and picnic.
Plan your boating trip on the Port Jefferson, NY. Browse marinas, dockage, service yards, and navigation alerts.
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