Hayes Bay is a Bay located in Lanark, Ontario and has an elevation of 163 meters.

• Latitude: 45° 19' 17'' North   (decimal: 45.3213888)
• Longitude: 76° 28' 00'' West   (decimal: -76.4666666)
• Topography Feature Category: Bay
• Geographical Feature: Bay
• Canadian Province/Territory: Ontario
• Elevation: 163 meters
• Location: Lanark
• Atlas of Canada Locator Map: Hayes Bay
• GPS Coordinate Locator Map: Hayes Bay Lat/Long