Secteur Grande-Jetée is a rustic campground within the Forêt Ouareau Regional Park, located near Chertsey in the Lanaudière region of Quebec.

The sector offers roughly 17 drive-in sites suitable for tents or RVs, set beneath a canopy of tall pines, along with approximately 30 walk-in sites that follow the Ouareau River and the popular Sentier des Murmures.

The Sentier des Murmures connects Grande-Jetée to the Pont-Suspendu sector, and a 30-minute walk links campers to the Grande-Vallée sector with over 30 km of hiking trails.

Other nearby highlights include the Sentier de l'Ours, the Mont-des-Conscrits viewpoint, the Petite Rivière du Nord fishing trail, and a series of waterfalls. The campground is accessed via Avenue du Castor in Chertsey.