New Hampshire Route 31

New Hampshire Route 31
Map of southern New Hampshire with NH 31 highlighted in red
Route information
Maintained by NHDOT
Length	56.148 mi[1] (90.361 km)
Major junctions
South end	Route 31 in Ashby, MA
Major intersections	NH 101 in Wilton US 202 / NH 47 in Bennington NH 9 in Hillsborough
North end	NH 10 in Goshen
Location
Country	United States
State	New Hampshire
Counties	Hillsborough, Sullivan
Highway system
New Hampshire Highway System Interstate US State Turnpikes
← NH 28 Bypass → NH 32

New Hampshire Route 31 (abbreviated NH 31) is a 56.148-mile-long (90.361 km) north–south state highway in southern New Hampshire. It runs from Mason on the Massachusetts border, where, as Greenville Road, the road becomes Massachusetts Route 31. It passes through Greenville, Wilton, Lyndeborough, Greenfield, Bennington, Antrim, Hillsborough, Windsor, and Washington, reaching its northern terminus of Goshen at New Hampshire Route 10.