Rock River is a River located in Cochrane, Ontario and has an elevation of 237 meters.

• Latitude: 49° 28' 23'' North   (decimal: 49.4730555)
• Longitude: 83° 19' 51'' West   (decimal: -83.3308333)
• Topography Feature Category: River
• Geographical Feature: River
• Canadian Province/Territory: Ontario
• Elevation: 237 meters
• Location: Cochrane
• Atlas of Canada Locator Map: Rock River
• GPS Coordinate Locator Map: Rock River Lat/Long