Rush Street is predominantly a northbound one-way street in the Near North Side community area of Chicago in Cook County, Illinois, United States. The street, which starts at the Chicago River between Wabash and North Michigan Avenues, runs directly north until it slants on a diagonal as it crosses Chicago Avenue then it continues to Cedar and State Streets, making it slightly less than a mile long. One lane also runs southbound from Ohio Street (600N) to Kinzie Street (400N) as part of a two-way street segment. It runs parallel to and one block west of the Magnificent Mile on the two-way traffic North Michigan Avenue, which runs at 100 east up to 950 north. The street, which is also one block east of the one-way southbound Wabash Avenue, formerly ran slightly further south to the Chicago River where over time various bridges connected it to the Loop, Chicago's central business district.