U.S. Route 51 in Kentucky

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U.S. Route 51
US 51 highlighted in red
Route information
Maintained by KYTC
Length	42.155 mi[1] (67.842 km)
Major junctions
South end	Future I-69 / US 51 at South Fulton, TN
Major intersections	Future I-69 / Purchase Parkway in Fulton KY 94 north of Fulton KY 58 in Clinton KY 80 in Arlington US 62 in Bardwell KY 121 in Wickliffe US 60 in Wickliffe
North end	US 51 / US 60 / US 62 at Cairo, IL
Location
Country	United States
State	Kentucky
Counties	Fulton, Hickman, Carlisle, Ballard
Highway system
United States Numbered Highway System List Special Divided Kentucky State Highway System Interstate US State Parkways
← KY 50 → US 52

U.S. Route 51 (US 51) in Kentucky runs 42 miles (68 km) through the western portion of the state from the Tennessee state line at Fulton to the Illinois state line at Cairo, Illinois. It is a mostly rural route, also serving the towns of Clinton, Arlington, Bardwell and Wickliffe. It also carries part of the Great River Road near the northern end of its route in Kentucky.