Vermont Route 18

Vermont Route 18
VT 18 highlighted in red
Route information
Maintained by VTrans
Length	7.887 mi[1] (12.693 km)
Existed	1922[2]–present
Major junctions
South end	NH 18 at Littleton, NH
Major intersections	I-93 in St. Johnsbury
North end	US 2 in St. Johnsbury
Location
Country	United States
State	Vermont
Counties	Caledonia
Highway system
State highways in Vermont
← VT 17 → VT 19
← Route 17 N.E. → Route 20

Vermont Route 18 (VT 18) is a 7.887-mile-long (12.693 km) state highway in Caledonia County, Vermont, United States. It runs from the New Hampshire state line, continuing there as New Hampshire Route 18 northward to U.S. Route 2 (US 2) in the town of St. Johnsbury. The route parallels and connects to Interstate 93 (I-93) and is a former routing of the Theodore Roosevelt International Highway.