Vermont Route 18
VT 18 highlighted in red | ||||
| Route information | ||||
| Maintained by VTrans | ||||
| Length | 7.887 mi (12.693 km) | |||
| Existed | 1922–present | |||
| Major junctions | ||||
| South end | NH 18 at Littleton, NH | |||
| I-93 in St. Johnsbury | ||||
| North end | US 2 in St. Johnsbury | |||
| Location | ||||
| Country | United States | |||
| State | Vermont | |||
| Counties | Caledonia | |||
| Highway system | ||||
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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.