The West Branch Sheepscot River is a 24.9-mile-long (40.1 km) river in Maine. The branch originates in the northwest corner of Palermo (44°27′27″N69°25′20″W) and flows southwesterly through Branch Pond and the village of Weeks Mills in the town of China. The branch then flows southerly through the town of Windsor to a confluence with the Sheepscot River between Coopers Mills and North Whitefield.