K-18 (Kansas highway)

K-18
K-18
	K-18 highlighted in red
Route information
	Maintained by KDOT and the city of Manhattan
Length	205.999 mi (331.523 km)
Existed	1926–present
Major junctions
West end	US-24 near Bogue
	US-183 in Plainville; US-281 from east of Paradise to Luray; US-81 west of Bennington; US-77 in Junction City; I-70 / US-40 from Junction City to Grandview Plaza; K-177 in Manhattan;
East end	K-99 south of Wamego
Location
Country	United States
State	Kansas
Counties	Graham, Rooks, Osborne, Russell, Lincoln, Ottawa, Dickinson, Geary, Riley, Wabaunsee
Highway system
	Kansas State Highway System; Interstate; US; State; Spurs;

K-18 is a 206-mile (332 km), west–east state highway in the U.S. State of Kansas. K-18's western terminus is at U.S. Route 24 (US-24) near Bogue and the eastern terminus is at K-99 south of Wamego. Portions of the highway have been upgraded to a freeway beginning in 2012.

K-18 from US-81 to the western boundary of Lincoln County has been designated "Medal of Honor Recipient Donald K. Ross Memorial Highway".