State Highway 21 in Town of Greenfield, Wisconsin

State Highway 21 in Town of Greenfield is an asphalted main road. It runs in an east-west direction and crosses Fireworks Avenue, County Highway E, Flavin Road, Flagpole Road, Elder Road and Fisher Road and ends at County Highway M, while the other end is a cul-de-sac. This street is part of the highway "21". State Highway 21 also exists in Tomah, Wyeville, Town of La Grange, Town of Angelo and Town of Lafayette.