Woodstock is a town in Grafton County, New Hampshire, United States. The population was 1,139 at the 2000 census. Woodstock includes the village of North Woodstock, the commercial center. Its extensive land area is largely forested, and includes the Hubbard Brook Experimental Forest. Parts of the White Mountain National Forest are in the east and west. The Appalachian Trail crosses the town's northwest corner. Russell Pond Campground is in the east. West of North Woodstock is the Lost River Reservation.