Madison Metro Transit operates a bus service throughout the City of Madison, Wisconsin, United States and most of its immediate suburbs, including the City of Middleton, Fitchburg, Maple Bluff, Shorewood Hills, Sun Prairie, Verona, and a small portion of McFarland. System-wide, fixed route ridership was 13,385,628 in 2018. Metro Transit also provides supplemental transit services to some Madison middle and high schools. Several schools have switched to yellow buses in 2019. These routes are open to the general public, but have been designed to provide additional services during peak school times. Metro also serves the University of Wisconsin–Madison campus, Eagle Heights University apartments, and some off-campus residential areas, via routes 80, 81, 82, and 84. The "80 routes" are free of