Big Fork is a Unincorporated area located in Rainy River, Ontario and has an elevation of 336 meters.

• Latitude: 48° 31' 18'' North   (decimal: 48.5216666)
• Longitude: 93° 40' 20'' West   (decimal: -93.6722222)
• Topography Feature Category: Unincorporated area
• Geographical Feature: Dispersed Rural Community
• Canadian Province/Territory: Ontario
• Elevation: 336 meters
• Location: Rainy River
• Atlas of Canada Locator Map: Big Fork
• GPS Coordinate Locator Map: Big Fork Lat/Long