U.S. Federal Route 30 is one of the main east-west highways in southern Linn County. Through the Cedar Rapids Area it runs along the Lincoln Freeway. U.S. Rt. 30 passes through the following towns in Linn County. Cedar Rapids
U.S. Rt. 30 is multi-plexed in Linn County. U.S. Rt. 218, from the Benton/Linn County Line to I-380/IA 27 at Cedar Rapids.