Iowa State Route 27 is the main expressway through Cedar Rapids. This highway cuts north-south in the western side of Linn County. It is teamed with I-380 throught this area. IA St Rt 27 passes through the following towns in Linn County. Cedar Rapids
Hiawatha Robins IA St Rt 27 in multi-plexed in Linn County. U.S. Rt. 218, from the Johnson/Linn County Line to the Lincoln Freeway at Cedar Rapids.
Interstate 380, fron the Johnson/Linn County Line to the Benton/Linn County Line.