Lower Jay Lake is a Lake located in Thunder Bay, Ontario and has an elevation of 464 meters.

• Latitude: 49° 32' 3'' North   (decimal: 49.5341666)
• Longitude: 90° 43' 5'' West   (decimal: -90.7180555)
• Topography Feature Category: Lake
• Geographical Feature: Lake
• Canadian Province/Territory: Ontario
• Elevation: 464 meters
• Location: Thunder Bay
• Atlas of Canada Locator Map: Lower Jay Lake
• GPS Coordinate Locator Map: Lower Jay Lake Lat/Long