Canal · Kingston, Ontario
Kingston Mills Locks (Rideau Canal National Historic Site)
A set of four Rideau Canal locks north of Kingston, operated by hand as in the 19th century, with a blockhouse and a rock-lined gorge.
Illustrative images. The pictures in this guide are illustrations based on the real place, not photographs, and may differ from it.
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About Kingston Mills Locks (Rideau Canal National Historic Site)
Kingston Mills is about 10 km north of downtown Kingston, where the Rideau Canal begins to rise from Lake Ontario toward Ottawa. Four stone locks, three of them in sequence, carry boats through a small rock canyon.
The gates are opened and closed by hand, with capstans, by Parks Canada staff as in the canal’s 1830s days. A blockhouse, a small wood-and-stone fort from 1832, guards the locks and has an exhibit in summer. From above you can see the valley and boats rising slowly, step by step.
The site has picnic areas and short trails. The locks operate during the navigation season, generally May to October; outside that period the site can be visited on foot.
Before you go
Practical information
Cidade Turismo reviews its information regularly, but something may have changed. Check with the place before planning your trip.
How much time to set aside
One hour.
Best time
June to September, when more boats pass through the locks.
How to get there
Via Kingston Mills Road, about 10 km from downtown Kingston, by car.
Tip
Ask staff when the next boat will pass and watch the entire lock operation.
Official website
Get your questions answered
Frequently asked questions about Kingston Mills Locks (Rideau Canal National Historic Site)
Are the locks at Kingston Mills operated by hand?
Yes, staff open and close the gates with cranks, as in the 19th century.
When do the Rideau Canal locks operate?
During the navigation season, generally from May to October. Check the dates.
What is the length of the Rideau Canal?
About 202 km, from Kingston to Ottawa.

