Lincoln is a town in Grafton County, New Hampshire, United States. It is the second-largest town by area in New Hampshire. The population was 1,662 at the 2010 census. The town is home to the New Hampshire Highland Games and to a portion of Franconia Notch State Park. Set in the White Mountains, large portions of the town are within the White Mountain National Forest. The Appalachian Trail crosses in the northeast. Lincoln is the location of the Loon Mountain ski resort and associated recreation-centered development.The primary settlement in town, where 993 people resided at the 2010 census, is defined as the Lincoln census-designated place and is located along New Hampshire Route 112 east of Interstate 93. The town also includes the former village sites of Stillwater and Zealand in the town's remote eastern and northern sections respectively, which are now within the White Mountain National Forest.