New Hampshire Route 18

New Hampshire Route 18 marker
New Hampshire Route 18
Map
Map of Grafton County in northwestern New Hampshire with NH 18 highlighted in red
Route information
Maintained by NHDOT
Length20.116 mi[1] (32.374 km)
Existed1922–present
Major junctions
South end I-93 / US 3 in Franconia
Major intersections
North end VT 18 in Waterford, VT
Location
CountryUnited States
StateNew Hampshire
CountiesGrafton
Highway system
NH 16B NH 25
Route 17N.E. Route 20

New Hampshire Route 18 is a 20.116-mile-long (32.374 km) state highway in northwestern New Hampshire. It is a local road serving Franconia, Bethlehem, and Littleton, New Hampshire, which I-93 bypasses. Its northern extension, Vermont Route 18, continues northward from the Connecticut River to St. Johnsbury, Vermont. NH 18 closely parallels I-93 for its entire length and has several interchanges with the Interstate highway.

  1. ^ Cite error: The named reference NHDOT Roads was invoked but never defined (see the help page).