High Quality Content by WIKIPEDIA articles! K-104 is a state highway in Saline County, Kansas. The route travels 2.3 miles (3.7 km) from a junction with K-4 highway to a junction with Interstate 135/U.S. Route 81 (I-135/US-81) at I-135 exit 86. It has an annual average daily traffic of between 1000 and 1300 and is paved with composite pavement. The highway is not a part of the National Highway System. The route was established around 1967, and has not been changed since.