Little Grassy Lake is a Lake located in Rainy River, Ontario and has an elevation of 345 meters.

• Latitude: 48° 38' 49'' North   (decimal: 48.6469444)
• Longitude: 92° 48' 46'' West   (decimal: -92.8127777)
• Topography Feature Category: Lake
• Geographical Feature: Lake
• Canadian Province/Territory: Ontario
• Elevation: 345 meters
• Location: Rainy River
• Atlas of Canada Locator Map: Little Grassy Lake
• GPS Coordinate Locator Map: Little Grassy Lake Lat/Long