The Wild Ammonoosuc River is a tributary of the Ammonoosuc River, about 15 miles (24 km) long,^[1] in northwestern New Hampshire in the United States. Via the Ammonoosuc River, it is part of the watershed of the Connecticut River, which flows to Long Island Sound.

Wild Ammonoosuc River
Swiftwater Covered Bridge over the Wild Ammonoosuc
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Location
Country	United States
State	New Hampshire
County	Grafton
Towns	Woodstock, Easton, Landaff, Bath
Physical characteristics
Source	Beaver Pond
• location	Kinsman Notch, Woodstock
• coordinates	44°2′39″N 71°47′35″W / 44.04417°N 71.79306°W / 44.04417; -71.79306
• elevation	1,850 ft (560 m)
Mouth	Ammonoosuc River
• location	Bath
• coordinates	44°9′16″N 71°58′52″W / 44.15444°N 71.98111°W / 44.15444; -71.98111
• elevation	462 ft (141 m)
Length	14.9 mi (24.0 km)
Basin features
Tributaries
• left	Stark Falls Brook, Tunnel Brook, Davis Brook, Whitcher Brook, Waterman Brook
• right	Underhill Brook, Clay Brook, Black Brook, Bowen Brook, Dearth Brook, Petty Brook

The Wild Ammonoosuc flows for its entire length in Grafton County. It rises in the White Mountains at Kinsman Notch in the town of Woodstock and flows generally northwestwardly through the towns of Easton and Landaff to Bath, where it joins the Ammonoosuc.^[2] New Hampshire Route 112 follows the river for its entire length.