Mount Washington Auto Road, NH, to Open May 14 The Mount Washington Auto Road is a 7.6 miles toll road in southern Coos County, New Hampshire that extends from New Hampshire Route 16 in Green’s Grant, just north of Pinkham Notch, westward to the summit of Mount Washington, the highest peak in the Northeast. The road was completed and opened to the public in 1861. Related: Washington’s North Cascade Highway […] Industry News SnowBrains | May 11, 2022 0 Comments