Fort Lennox National Historic Site

Located in Saint-Paul-de-l'Île-aux-Noix, in the Montérégie region, Fort Lennox National Historic Site was at the heart of the French defense against the British invasion by the Richelieu River. The legendary site will reopen its doors in June 2023 after major restoration work.

Mark the passage

Get a sneak peek of the new exhibition Passages, experiences of this island.

View of tour guides dressed as soldiers at Fort Lennox National Historic Site.

Back in time

While waiting for the reopening of the site, familiarize yourself with the history of the French soldiers led by Bourlamaque.

Visit Fort Lennox National Historic Site

Activities and experiences

Take a guided tour of the site and participate in discovery activities on your own, with family or friends.

Plan a visit

See information about hours of operation, fees, facilities, parking, and more.

Tours and programs

Plan your next outing: Guided tour, learning experiences and uniform demonstration.


Learn about the daily visitor fees, free admission for youth and more.

About Fort Lennox National Historic Site

Culture and history

Read about the history of the fortifications and the British invasion.

Science and nature

Learn more about the initiatives undertaken by the Fort Lennox National Historic Site team to preserve the integrity of the site.

Stewardship and management

Find out about job offers, partners, the Fort Lennox National Historic Site management plan and more.

Contact us

450-658-1585 (winter)

Hours of operation

Closed for the season
Complete schedule

#FortLennox #ParcsCanada

More places to discover with Parks Canada

Fort Chambly National Historic Site

Roughly 30 kilometres southeast of Montreal, Fort Chambly rises proudly at the foot of the Richelieu River rapids. Built in 1711 to defend the colony, this stone fortification was preceded by three wooden forts.

Battle of the Châteauguay National Historic Site

Discover the strategies behind the significant day of October 26, 1813 when outnumbered Canadian troops defeated the invading American army. Ride 14 kilometres by bike or car across the actual battlefield!

Coteau-du-Lac National Historic Site

The Coteau-du-Lac site is a natural stop for history lovers and outdoor enthusiasts. As the first fortified lock structure in North America, the canal is the direct ancestor of the St. Lawrence Seaway.

Chambly Canal National Historic Site

A mere 20 kilometres from Montreal, an oasis awaits cycling and outdoor enthusiasts: the Chambly Canal NationalHistoric Site. Observe the locks and bridges providing passage to boaters, and in August, admire the hot-air balloons darting between the clouds. It's magical.

Saint-Ours Canal National Historic Site

Stroll through Darvard Island and enjoy recognizing many species of trees and birds. Have a family picnic while watching the lockage of pleasure craft. Children will be fascinated by the fish ladder, a structure unlike anything else in the world. 

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