J Avenue in Hartford Township, Iowa County, Iowa

J Avenue in Iowa County is a gravel local road and crosses a bridge. It runs in a north-south direction and crosses 170th Street, 172nd Street, 190th Street, 200th Street, 210th Street, 230th Street, 240th Street, 247th Street, 270th Street, 275th Street, 280th Street and 294th Street. It connects Hartford Township, English Township and Pilot Township. J Avenue also exists in Marengo Township.