SR 970 begins at a diamond interchange with I-90 southeast of Cle Elum.
[5] The highway intersects SR 10 south of De Vere Field and continues as a two-lane roadway northeast following the Teanaway River to Virden, also known as Lauderdale Junction, where SR 970 ends at an intersection with US 97.
In 2011, WSDOT calculated that between 2,800 and 5,600 vehicles per day used the highway, mostly in the Cle Elum area.
[7] SR 970 is designated as a part of the National Highway System and as a Highway of Statewide Significance, which includes principal arterials that are needed to connect major communities in the state.
[12][13][14] State Road 2 became concurrent with US 10 from Cle Elum to Teanaway and US 97 from Cle Elum to Virden after the creation of the United States Numbered Highways in 1926.