Louis Lake is a Lake located in Northumberland, New Brunswick and has an elevation of 489 meters.

• Latitude: 46° 50' 52'' North   (decimal: 46.8476568)
• Longitude: 66° 35' 42'' West   (decimal: -66.5950939)
• Topography Feature Category: Lake
• Geographical Feature: Lake
• Canadian Province/Territory: New Brunswick
• Elevation: 489 meters
• Location: Northumberland
• Atlas of Canada Locator Map: Louis Lake
• GPS Coordinate Locator Map: Louis Lake Lat/Long