Plan Your Visit

Mille Roches Beach and Picnic Area

St. Lawrence Parks Mille Roches BeachWe do not accept reservations for our beaches, picnic and day-use areas. 

Mille Roches Beach is the largest sand beach on the St. Lawrence corridor spanning a long arching bay. The beach features watersport rentals and an island themed snack bar.

Spread over two islands, the campgrounds of Mille Roches offer seclusion and tranquility set amidst a forest canopy of mature trees. Of 214 campsites, Mille Roches has the largest number of waterfront sites among the parks of the St. Lawrence, with 63 sites along its wooded shores.


View the Beach and Picnic Area Map

Dates of Operation:

Beaches will open for weekends only (Saturday and Sunday) starting June 11 and opening all days starting June 24 from 9AM to 9PM. This can change if we have to implement restrictions.

  • Food Concession
  • Boat Rental
  • Washrooms
  • Change House
  • Boat Launch
  • Playground Facilities
  • Beach
  • Swimming
  • Picnicking

Click here for a list of beaches that are currently posted. Each posting has a description of the beach water quality which helps determine whether specific locations are suitable for swimming.


15890 Long Sault Parkway, Long Sault, Ontario K0C 1P0

Parks of the St. Lawrence

13740 County Road 2
Morrisburg, ON, K0C 1X0

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