US 2

US 2
Fredddie, originally SPUI · Public domain · source
Country	USA
Type	US
Length mi	2051
Established	1926
Direction a	West
Terminus a	Everett
Direction b	East
Terminus b	Houlton
States	Washington, Montana, North Dakota, Minnesota, Wisconsin, Michigan, New York, Vermont, New Hampshire, Maine

US 2 is a principal east–west United States Numbered Highway running from Everett to Houlton. Spanning the northern tier of the continental United States, it connects Pacific Northwest corridors with Great Lakes crossings and New England gateways, traversing varied landscapes and linking numerous cities, rail hubs, and border crossings. The route serves as a regional artery adjacent to Interstate 90, Interstate 94, and multiple state routes while passing near national parks, military bases, and historic sites.

Route description

US 2 begins near Everett and passes through the Cascade Range near Stevens Pass, connecting to Seattle satellite communities and intersecting SR 529 and SR 9. In Montana, the highway parallels the Flathead National Forest and provides access to Glacier National Park, Kalispell, and Great Falls while often running near BNSF Railway lines and Missouri River crossings. Crossing into North Dakota, US 2 traverses the Red River Valley and links Minot and Grand Forks, intersecting US routes and connecting to Minot Air Force Base. In Minnesota, the route runs near Duluth and along the north shore corridor toward Lake Superior and Voyageurs National Park. Crossing into Wisconsin, the highway reaches Superior and meets I-35, then follows paths adjacent to St. Croix National Scenic Riverway tributaries en route to Michigan's Upper Peninsula, where it spans the Mackinac Bridge approaches and serves Sault Ste. Marie. In New York and Vermont, US 2 connects to Plattsburgh and Burlington, skirts Lake Champlain and links to ferry services and Interstate 89. Eastward, the highway proceeds through New Hampshire towns near White Mountains corridors before terminating in Houlton near the Canada–United States border and New Brunswick crossings.

History

The designation originated in the 1926 numbering plan that assigned US 2 as a transcontinental northern route. Early alignments followed trails used by Lewis and Clark Expedition supply routes and later by Great Northern freight corridors. The road was shaped by federal programs such as the Federal Aid Highway Act of 1921 and expanded during the New Deal era with projects overseen by the Civilian Conservation Corps and Works Progress Administration. During World War II, segments near Fort Lewis and Fort Drum were upgraded to handle military logistics. Postwar modernizations paralleled the growth of Boeing facilities in Everett and industrial ports along the Great Lakes. Notable reroutings occurred with the creation of Interstate 90 and Interstate 94, and with state highway renumberings in Montana DOT and MaineDOT. Preservation efforts for historic bridges along US 2 have involved the National Register of Historic Places and collaborations with AASHTO.

Major intersections

Key junctions include termini and interchanges with I-5 area connections near Everett, a crossing with US 97 near Wenatchee, interchanges with US 93 and US 12 in Montana, a concurrency with US 83 in North Dakota near Minot, connections to Interstate 29 near Grand Forks, links to US 71 in Minnesota, junctions with Interstate 35 at Duluth–Superior and crossings to M-48 in the Upper Peninsula, access to Sault Ste. Marie International Bridge, crossings with US 11 and Interstate 89 in Vermont/New Hampshire, and the eastern terminus near the Houlton–Woodstock Border Crossing into Canada.

Special routes

Several alternates, business loops, and bypasses exist, including business routes through Everett, Kalispell, Grand Forks, and Burlington. Notable spur alignments provide downtown access in St. Cloud, Bemidji, and Ironwood. Historic routings preserved as state highways or county roads occur near Stevens Pass and through the Flathead Valley. Some segments have been designated as scenic byways by Federal Highway Administration and state agencies, linking to recreational areas such as Glacier National Park, Voyageurs National Park, Isle Royale National Park, and Acadia National Park via connecting routes.

Traffic and safety

Traffic volumes vary from urban corridors near Seattle and Burlington to rural stretches across North Dakota and Maine. Congestion hotspots include approaches to Everett, interchanges with I-35 at Duluth–Superior, and ferry connectors at Lake Champlain. Safety concerns focus on winter maintenance across the Cascade Range, Great Lakes lake-effect snow zones, and wildlife collisions near Yellowstone National Park-adjacent corridors. State departments including WSDOT, Montana DOT, MnDOT, WisDOT, and MaineDOT implement snowplowing, salt usage, and signage standards guided by Federal Highway Administration protocols and collision data from NHTSA.

Future developments

Planned projects encompass pavement rehabilitation funded through Infrastructure Investment and Jobs Act, interchange upgrades near military installations like Minot Air Force Base, and multi-modal integration with Amtrak corridors and Burlington International connections. Proposed improvements include wildlife crossings inspired by projects in Banff National Park and Yellowstone National Park, bridge replacements listed in state capital plans, and safety enhancements following studies by AASHTO and NCHRP. Regional planning authorities such as Puget Sound Regional Council, NDDOT, and Northern Border Regional Commission coordinate cross-jurisdictional funding and resilience measures for extreme weather and freight growth.

Category:United States Numbered Highways