U.S. Route 14

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U.S. Route 14
US 14 highlighted in red
Route information
Length	1,445.32 mi (2,326.02 km)
Existed	1926[citation needed]–present
Major junctions
West end	US 16 / US 20 at Yellowstone National Park
Major intersections	I-90 / US 87 at Sheridan, WY US 83 at Pierre, SD I-29 at Brookings, SD I-35 at Owatonna, MN I-90 at La Crescent, MN US 12 / US 18 / US 151 at Madison, WI I-39 / I-90 at Janesville, WI I-43 at Darien, WI US 12 / US 45 at Des Plaines, IL I-94 at Chicago, IL
East end	US 41 at Chicago, IL
Location
Country	United States
States	Wyoming, South Dakota, Minnesota, Wisconsin, Illinois
Highway system
United States Numbered Highway System List Special Divided
← US 13 → US 15

U.S. Route 14 or U.S. Highway 14 (US 14), an east–west route, is one of the original United States Numbered Highways of 1926. It currently has a length of about 1,445 miles (2,326 km), for much of which it runs roughly parallel to Interstate 90 (I-90).

The highway's eastern terminus is in Chicago, Illinois. Its western terminus is the east entrance of Yellowstone National Park in Wyoming, with the western terminus of US 16 and the western terminus of the eastern segment of US 20.^[1]