Cours d'eau Isabelle is a River located in Saint-Étienne-des-Grès; Maskinongé, Quebec.

• Latitude: 46° 27' 43'' North   (decimal: 46.4619714)
• Longitude: 72° 48' 22'' West   (decimal: -72.8062326)
• Topography Feature Category: River
• Geographical Feature: Cours d'eau agricole
• Canadian Province/Territory: Quebec
• Location: Saint-Étienne-des-Grès; Maskinongé
• Atlas of Canada Locator Map: Cours d'eau Isabelle
• GPS Coordinate Locator Map: Cours d'eau Isabelle Lat/Long