Mission-Saint-Louis is a Unincorporated area located in Carleton¿Saint-Omer; Avignon, Quebec and has an elevation of 318 meters.

• Latitude: 48° 10' 33'' North   (decimal: 48.1758825)
• Longitude: 66° 15' 33'' West   (decimal: -66.2591154)
• Topography Feature Category: Unincorporated area
• Geographical Feature: Lieu-dit
• Canadian Province/Territory: Quebec
• Elevation: 318 meters
• Location: Carleton¿Saint-Omer; Avignon
• Atlas of Canada Locator Map: Mission-Saint-Louis
• GPS Coordinate Locator Map: Mission-Saint-Louis Lat/Long