High Quality Content by WIKIPEDIA articles! The Magnificent Mile, sometimes referred to as The Mag Mile, is a neighborhood in Chicago, Illinois, that runs along a portion of Michigan Avenue extending from the Chicago River to Oak Street in the Near North Side community area. The district is located adjacent to downtown; it is also one block east of Rush Street, which is known for its nightlife. The Magnificent Mile serves as the main thoroughfare between Chicago`s Loop business district and its Gold Coast. It also serves as the western boundary of the Streeterville neighborhood.