Gear up for your next adventure:

🔭Stargazing Telescopes - Perfect for camping in low-light pollution areas shown on maps

🧥Waterproof Jacket for Hiking - Breathable and rugged rain jacket for outdoor excursions

🚁Photography Drones - Capture stunning aerial views of landforms and topography

❄️Traction Cleats - Prevent slips on icy trails during winter hikes

🥾Women's Hiking Boots - Top-rated trail boots with ankle support and superior grip

As an Amazon Associate, this site earns from qualifying purchases at no extra cost to you.

Port Jefferson topographic maps

Click on a map to view its topography, its elevation and its terrain.

Port Jefferson

United States > New York > Suffolk County > Port Jefferson > Port Jefferson

It wasn't until 1836 that the local leadership truly initiated the community's transition from a swampish hamlet to a bustling port town. Twenty-two acres of the harborfront, which flooded with the tides, were brought to a stable elevation with the construction of a causeway. Concurrently, the village was…

Average elevation: 85 ft