| Dunstan River | |
|---|---|
| Country | United States |
| Basin features | |
| Main source | Maine |
The Dunstan River is a 6.0-mile-long (9.7 km) river in the town of Scarborough in Cumberland County, Maine. Its lower portion flows through salt marshes, and it is a tributary of the tidal Scarborough River.
Coordinates: 43°33′45″N 70°22′16″W / 43.56258°N 70.37116°W