Grimston is a Unincorporated area located in Grey; Bruce, Ontario and has an elevation of 242 meters.

• Latitude: 44° 24' 55'' North   (decimal: 44.4152777)
• Longitude: 81° 5' 49'' West   (decimal: -81.0969444)
• Topography Feature Category: Unincorporated area
• Geographical Feature: Dispersed Rural Community
• Canadian Province/Territory: Ontario
• Elevation: 242 meters
• Location: Grey; Bruce
• Atlas of Canada Locator Map: Grimston
• GPS Coordinate Locator Map: Grimston Lat/Long