Shipping Facts

A large ship on lake superior under passes under the aerial lift bridge in duluth, mn

A Powerhouse Port, A Living Legacy

Duluth Shipping Facts

Duluth is home to the mighty Port of Duluth-Superior – North America’s furthest inland freshwater seaport. This working port sees hundreds of vessels every year, connecting the Great Lakes to global markets via the St. Lawrence Seaway. You don’t need to be a sailor to get in on the action! The spectacle of shipping is a core part of our Duluthy charm. Each year, we even celebrate the start of the shipping season with our beloved First Ship Contest, drawing thousands of entries!

Find the First Ship

Fast Facts About Shipping

Here are a few eye-opening stats about this vital gateway between the Great Lakes and the world, showcasing the immense scale and importance of Duluth’s maritime operations.

A freighter passes under the aerial lift bridge as it enters the harbor in duluth, mn

A number of boats and sailboats pass under the aerial lift bridge in duluth, mn

A close up of a freighter's wheelhouse as it comes into harbor in duluth, mn

A freighter is loaded with iron in duluth, mn

A large cargo ship in lake superior with prepares to go under the aerial lift bridge in duluth, mn

Most Inland Seaport

Located 2,342 miles from the Atlantic Ocean, the Port of Duluth-Superior is the most inland seaport in North America, a testament to the St. Lawrence Seaway.

Vessel Traffic

Approximately 900 vessels visit the Port of Duluth-Superior each year, making it the Great Lakes’ top tonnage port and one of the nation’s top 20 overall.

Cargo Volume

The port handles an average of 35 million short tons of cargo annually, keeping vital industries moving.

Dominate Cargo

Iron ore and coal make up nearly 80% of total tonnage passing through the port, fueling industries across North America.

Ship Efficiency

One massive ship can carry as much cargo as 300 rail cars or 900 trucks, highlighting the efficiency of waterborne transport.

Talk Like a Sailor in Duluth

Not sure what a “saltie” is, or the difference between bow and stern? You’re not alone! Whether you’re watching from Canal Park or brushing up for a trivia night, we’ve got your cheat sheet to speak like a seasoned sailor.

Types of Ships

Lakers: Large bulk carriers built specifically for Great Lakes transport, designed to navigate the unique depths and locks of our inland seas.
Salties: Ocean-going vessels designed to navigate both the Great Lakes and the Atlantic via the St. Lawrence Seaway, bringing international cargo directly to Duluth.

Nautical Terms to Know

Bow: The front of the boat.
Stern: The rear of the boat.
Port: The left side of the boat (when looking forward).
Starboard: The right side of the boat (when looking forward).
Underway: When the boat is moving.
Amidships: The middle section of the vessel.
Topside: Moving from a lower to an upper deck.
Quarters: Living and sleeping areas on a ship.
Head: The toilet or bathroom on a ship.
Hull: The main body of the boat, in contact with water.
Dry Weight: The boat’s weight minus fuel, water, or cargo.
Mayday: The universal radio distress call, used in emergency situations.

Experience Duluth’s Maritime World

Want to feel closer to the action? Duluth offers numerous ways to engage with its dynamic maritime environment and explore the majesty of Lake Superior and its port.

Engage with Duluth’s Maritime Culture

Head over to the Duluth Seaway Port Authority for real-time stats, comprehensive history, and a peek behind the scenes of one of the Great Lakes’ busiest ports. Want to dive into the vibrant world of Duluth’s countless recreational opportunities? Explore more ways to connect with our city’s defining natural asset.

A black and white photo from 1915 shows a whaleback heading out of the harbor in duluth, mn

Duluth’s Shipping Legacy

This comprehensive guide helps you understand Duluth’s shipping legacy, the types of vessels, their cargo, and the incredible logistics that make our port a Great Lakes powerhouse.

Explore Maritime Marvels

A group of people act silly on paddle boards on lake superior in duluth, mn

Paddle & Splash

From kayaking and paddleboarding on Lake Superior to exploring the St. Louis River Estuary, Duluth offers invigorating ways to get out on the water. Find rentals, tours, and public access points.

Hit the Water

A woman wades through river waters while fly fishing in duluth, mn.

Catch a Fish or the Wind

Experience world-class fishing on Lake Superior, inland lakes and rivers, or enjoy the thrill of sailing on its vast waters. Duluth offers charter services, public access, and resources for all aquatic pursuits.

Reel in Fun