U.S. Route 40 in Kansas

This article's lead section may be too short to adequately summarize the key points. Please consider expanding the lead to provide an accessible overview of all important aspects of the article. (July 2020)

U.S. Highway 40
US 40 highlighted in red
Route information
Maintained by KDOT
Length	423.67 mi[1] (681.83 km)
Major junctions
West end	US 40 at Colorado state line
Major intersections	US-83 in Oakley I-70 east of Oakley US-283 in WaKeeney US-183 in Hays US-281 in Russell I-135 / US-81 near Salina US-77 in Junction City I-470 / US-75 in Topeka US-24 / US-59 in Lawrence I-70 / Kansas Turnpike in Lawrence
North end	I-70 / US 24 / US 40 / US 169 at Missouri state line
Location
Country	United States
State	Kansas
Counties	Wallace, Logan, Gove, Trego, Ellis, Russell, Ellsworth, Lincoln, Saline, Dickinson, Geary, Riley, Wabaunsee, Shawnee, Douglas, Leavenworth, Wyandotte
Highway system
United States Numbered Highway System List Special Divided Kansas State Highway System Interstate US State Spurs
← K-39 → K-41

U.S. Route 40 (US-40) is a part of the U.S. Highway System that runs from Interstate 80 (I-80) and US-189 in Silver Summit, Utah east to US-322 and Ocean Drive in Atlantic City, New Jersey. In the U.S. state of Kansas, US-40 is a main east–west highway that runs from the Colorado border east to the Missouri border. The highway is concurrent with Interstate 70 (I-70) from Oakley to Topeka, and again through Kansas City.