Middle River (Maine)

Middle River
Location
CountryUnited States
Physical characteristics
Source 
  locationMaine
Mouth 
  location
Machias River
  coordinates
44°43′16″N 67°27′00″W / 44.721°N 67.450°W / 44.721; -67.450
  elevation
5 feet (1.5 m)
Length5.7 mi (9.2 km)

The Middle River is a short river in Washington County, Maine. From the outlet of Marks Lake (44°45′05″N 67°30′41″W / 44.7515°N 67.5114°W / 44.7515; -67.5114 (Middle River source)) in Marshfield, it runs about 5.7 miles (9.2 km) southeast to the estuary of the Machias River in Machias.