The notch is defined by the cliffs of Sugarloaf Mountain to the north and by Haystack Mountain to the south. The height of land of the pass is located in Hazen's Notch State Park, in Orleans County, about east of the boundary between Orleans and Franklin Counties. Located on the south side of the road at the height of land in Hazen's Notch is a stone tablet inscribed with the words Terminus of the Hazen Road, 1779 which was placed there by the Orleans County Historical Society on August 21, 1903.