That part of the City of Viroqua south and west of a line commencing at a point where STH 56 enters the western border of the city of Viroqua, then east on STH 56 to Hillyer Avenue, then south on Hillyer Avenue to West Decker, then southeast on West Decker to Western Avenue, then north on Western Avenue to Gillette street, then east on Gillette street to Dunlap Avenue, then south on Dunlap Avenue to Court street, then east on Court Street to Rock Avenue, then south on Rock Avenue to South Street, then east on South Street to Main Street, then south on Main Street to County Road NN to the south border of the city of Viroqua (City of Viroqua Wards 5 & 6).