Reserve Bay is a Bay located in Rainy River, Ontario and has an elevation of 416 meters.

• Latitude: 48° 50' 51'' North   (decimal: 48.8474999)
• Longitude: 91° 19' 30'' West   (decimal: -91.3249999)
• Topography Feature Category: Bay
• Geographical Feature: Bay
• Canadian Province/Territory: Ontario
• Elevation: 416 meters
• Location: Rainy River
• Atlas of Canada Locator Map: Reserve Bay
• GPS Coordinate Locator Map: Reserve Bay Lat/Long