Rock climbing in Montreal runs through two distinct scenes that rarely overlap. Rope climbers gravitate toward Allez-Up's original Pointe-Saint-Charles location, a converted industrial building with 48-foot walls and natural light, or Horizon Roc, one of the largest indoor facilities in the world with over 300 routes and a high-ropes Acro-Parc for non-climbers along for the ride. Boulderers, meanwhile, have taken over Bloc Shop's Hochelaga, Chabanel, and Mile-Ex locations, spaces designed around weekly-reset routes, open garage doors, and a café that makes the gym feel more like a social club than a workout. Mile End's Shakti Rock Gym holds down the scene's old-school end, prioritizing crack climbing and a Kilter board over polish since 2012. For a completely free alternative, the unmonitored outdoor wall at Parc Jean-Drapeau on Sainte-Hélène Island offers real bouldering and top-roping with nothing but a crash pad required. Together, these five climbing spots in Montreal cover everything from a first-timer's top-rope session to genuine outdoor-adjacent bouldering, without ever asking anyone to leave the island.