The largest city and seat are Waterloo, and Cedar Falls is also a major town.
It borders Bremer, Buchanan, Benton, Tama, Grundy, Butler and Fayette Counties.
Main highways include I-380, US-20, US-63, US-218, IA-27, IA-21, IA-57 and IA-58.
Cities
Cedar Falls
La Porte City
Washburn
Waterloo