U.S. Federal Route 218 is a north-south highway through Black Hawk County. This runs through the heart of Waterloo. It is on e over the main highways through the Greater-Waterloo Area. U.S. Rt. 218 passes through the following towns in Black Hawk County. Cedar Falls
Washburn La Porte City U.S. Rt. 218 is multi-plexed in Black Hawk County. Iowa State Route 27, from the Bremer/Black Hawk County Line to Cedar Falls.