Buttermilk Brook is a River located in Northumberland, New Brunswick and has an elevation of 59 meters.

• Latitude: 46° 37' 26'' North   (decimal: 46.6239306)
• Longitude: 65° 41' 50'' West   (decimal: -65.6971177)
• Topography Feature Category: River
• Geographical Feature: Brook
• Canadian Province/Territory: New Brunswick
• Elevation: 59 meters
• Location: Northumberland
• Atlas of Canada Locator Map: Buttermilk Brook
• GPS Coordinate Locator Map: Buttermilk Brook Lat/Long