The seat and largest city are both Marinette.
It borders Florence, Forest and Oconto Counties in Wisconsin; as well as Dickinson and Menominee Counties in Michigan.
Main highways include US-8, US-41, US-141 and WI-64.
Cities
Amberg
Crivitz
Goodman
Kremlin
Marinette
Miscauno Island
Niagara
Pembine
Peshtigo
Wausaukee