La Roche-à-Maillot is a Unincorporated area located in Deschaillons-sur-Saint-Laurent; Bécancour, Quebec.

• Latitude: 46° 33' 24'' North   (decimal: 46.5566928)
• Longitude: 72° 5' 11'' West   (decimal: -72.0864933)
• Topography Feature Category: Unincorporated area
• Geographical Feature: Lieu-dit
• Canadian Province/Territory: Quebec
• Location: Deschaillons-sur-Saint-Laurent; Bécancour
• Atlas of Canada Locator Map: La Roche-à-Maillot
• GPS Coordinate Locator Map: La Roche-à-Maillot Lat/Long