Otter Lake is a Lake located in Lanark, Ontario and has an elevation of 268 meters.

• Latitude: 45° 0' 46'' North   (decimal: 45.0127777)
• Longitude: 76° 38' 47'' West   (decimal: -76.6463888)
• Topography Feature Category: Lake
• Geographical Feature: Lake
• Canadian Province/Territory: Ontario
• Elevation: 268 meters
• Location: Lanark
• Atlas of Canada Locator Map: Otter Lake
• GPS Coordinate Locator Map: Otter Lake Lat/Long