Mascoutah Avenue in St. Clair County, Illinois

Mascoutah Avenue in Saint Clair County is a secondary road. It runs in an east-west direction starting from East Main Street and crosses East Washington Street, Abend Street, East Lincoln Street, Stromberg Street, East Garfield Street, Fulton Street, East Monroe Street, East Adams Street, East McKinley Street, McClintock Avenue and South Belt East. It connects Belleville and Saint Clair County. This street is part of the highway "177".