Cyr Brook is a River located in Madawaska, New Brunswick and has an elevation of 278 meters.

• Latitude: 47° 36' 59'' North   (decimal: 47.6162901)
• Longitude: 67° 51' 31'' West   (decimal: -67.8586031)
• Topography Feature Category: River
• Geographical Feature: Brook
• Canadian Province/Territory: New Brunswick
• Elevation: 278 meters
• Location: Madawaska
• Atlas of Canada Locator Map: Cyr Brook
• GPS Coordinate Locator Map: Cyr Brook Lat/Long