|Main source Maine|
Country United States of America
|Length 24 km|
Mouth Meduxnekeag River
|River mouth Meduxnekeag River
345 feet (105 m)|
Progression Meduxnekeag — St. John — Bay of Fundy
The South Branch Meduxnekeag River is a 15.2-mile-long (24.5 km) river in Aroostook County, Maine. From the outflow of Johnson Pond (46°02′07″N 67°55′16″W) in Linneus, the river runs about 5.8 miles (9.3 km) southeast to Cary Plantation, then north about 9.4 miles (15.1 km) to its confluence with the Meduxnekeag River at Carys Mills, two miles upstream from Houlton.