Big Marsh is a Unincorporated area located in Inverness, Nova Scotia and has an elevation of 28 meters.

• Latitude: 45° 53' 36'' North   (decimal: 45.8933333)
• Longitude: 61° 12' 7'' West   (decimal: -61.2019444)
• Topography Feature Category: Unincorporated area
• Geographical Feature: Community
• Canadian Province/Territory: Nova Scotia
• Elevation: 28 meters
• Location: Inverness
• Atlas of Canada Locator Map: Big Marsh
• GPS Coordinate Locator Map: Big Marsh Lat/Long