 U.S. Route 302 | ||||||||||||||||
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 US 302 highlighted in red | ||||||||||||||||
| Route information | ||||||||||||||||
| Auxiliary route of US 2 | ||||||||||||||||
| Length | 171 mi (275 km) | |||||||||||||||
| Existed | 1935[citation needed]–present | |||||||||||||||
| Major junctions | ||||||||||||||||
| West end |  US 2 in Montpelier, VT | |||||||||||||||
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| East end |    I-295 / US 1 / SR 100 in Portland, ME | |||||||||||||||
| Location | ||||||||||||||||
| Country | United States | |||||||||||||||
| States | Vermont, New Hampshire, Maine | |||||||||||||||
| Counties | VT: Washington, Caledonia, Orange NH: Grafton, Coos, Carroll ME: Oxford, Cumberland | |||||||||||||||
| Highway system | ||||||||||||||||
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U.S. Route 302 (US 302) is an east–west spur of U.S. Route 2 in northern New England in the United States. It currently runs 171 miles (275 km) from Montpelier, Vermont, beginning at US 2, to Portland, Maine, at U.S. Route 1. It passes through the states of Vermont, New Hampshire and Maine.