Willoughby River

Willoughby River
Location of mouth within Vermont
Location
CountryUnited States
StateVermont
CountyOrleans County
Physical characteristics
SourceLake Willoughby
  locationWestmore, Vermont, Orleans County, Vermont, United States
  coordinates44°44′53″N 72°03′34″W / 44.74806°N 72.05944°W / 44.74806; -72.05944
  elevation1,168 ft (356 m)
MouthBarton River
  location
Orleans, Vermont, Orleans County, Vermont, United States
  coordinates
44°49′03″N 72°12′14″W / 44.81750°N 72.20389°W / 44.81750; -72.20389
  elevation
715 ft (218 m)
Length11.6 mi (18.7 km)
Discharge 
  locationOrlean, Vermont
Basin features
Tributaries 
  leftLord Brook
  rightBrownington Branch

The Willoughby River (/ˈwɪləbi/ WIL-ə-bee) is a tributary of the Barton River, flowing on 18.6 km (11.6 mi), in the Orleans County, Vermont, United States.

This river flows to northwest, southwest and northwest, crossing the municipalities of Westmore, Vermont, Orleans and Brownington. Its course runs through forested areas, agricultural and urban.