Willis Lake is a Lake located in Nipissing, Ontario and has an elevation of 304 meters.

• Latitude: 46° 56' 19'' North   (decimal: 46.9386111)
• Longitude: 79° 57' 23'' West   (decimal: -79.9563888)
• Topography Feature Category: Lake
• Geographical Feature: Lake
• Canadian Province/Territory: Ontario
• Elevation: 304 meters
• Location: Nipissing
• Atlas of Canada Locator Map: Willis Lake
• GPS Coordinate Locator Map: Willis Lake Lat/Long