South Branch Baker River

South Branch Baker River
The South Branch in Wentworth, NH
Location
CountryUnited States
StateNew Hampshire
CountyGrafton
TownsOrange, Groton, Dorchester, Wentworth
Physical characteristics
Source 
  locationOrange
  coordinates43°40′48″N 71°54′53″W / 43.68000°N 71.91472°W / 43.68000; -71.91472
  elevation2,450 ft (750 m)
MouthBaker River
  location
Wentworth
  coordinates
43°50′2″N 71°53′32″W / 43.83389°N 71.89222°W / 43.83389; -71.89222
  elevation
530 ft (160 m)
Length15.6 mi (25.1 km)
Basin features
Tributaries 
  leftBucks Brook, Merrill Brook, Rocky Brook

The South Branch of the Baker River is a 15.6-mile-long (25.1 km) river located in western New Hampshire in the United States. It is a tributary of the Baker River, part of the Pemigewasset River and Merrimack River watersheds.

The river rises in the town of Orange, New Hampshire, on high ground north of Mount Cardigan. It flows north through the southwest corner of the town of Groton and the eastern part of Dorchester, enters Wentworth, and drops rapidly to the Baker River.