State highway in Whitman County, Washington, US
State Route 274 (SR 274) is a 1.92-mile-long (3.09 km) state highway serving Tekoa in Whitman County, located within the U.S. state of Washington. The highway, named Poplar Street, travels northeast from an intersection with SR 27 in Tekoa along Little Hangman Creek to the Idaho state line, becoming Idaho State Highway 60 (SH-60). SR 274 follows a rail line built in the early 20th century and was designated as a branch of Secondary State Highway 3H (SSH 3H) from 1937 until the 1964 highway renumbering.