Fort Lennox National Historic Site
Located in Saint-Paul-de-l'Île-aux-Noix, in the Montérégie region, Fort Lennox National Historic Site consists of a British fortification erected in 1819 on Île aux Noix.
Fort Lennox National Historic Site is closed for the 2026 season
- Due to issues with humidity and air quality in certain historic buildings, as well as operational constraints, Fort Lennox National Historic Site is suspending its activities for the 2026 season.
- This closure is necessary to complete assessment and remedial work, as well as a review of operations for the future.
- We thank you for your patience and understanding.
In the meantime, enjoy free admission to Parks Canada’s other national parks and historic sites from June 19 through September 7, 2026, with the Canada Strong pass.
Online school workshops
Do you work in education? Download the 2025-2026 Online workshops program (PDF, 238 KB).
Most requested
Visit Fort Lennox National Historic Site
Activities and experiences
Find out more about our guided tours, school programs and calendar of activities to enjoy solo, with family or friends.
Plan your visit
See information about hours of operation, fees, facilities, parking, and more.
Fees
Learn about the daily visitor fees, free admission for youth and more.
Safety and guidelines
Read the rules and important bulletins.
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 Fort Lennox National Historic Site
1, 61st Avenue, Saint-Paul-de-l'Île-aux-Noix (Quebec) J0J 1G0
General inquiries
1-888-773-8888
Visitor centre and reservations
450-291-5700
fortlennox@pc.gc.ca
Hours of operation
Fort Lennox National Historic Site is closed for the 2026 season.
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.
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.
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