Chicago Marriott Downtown Magnificent Mile Loading Map.... Chicago Marriott Downtown Magnificent Mile540 North Michigan Avenue - ChicsagoEvents 41.8922894 -87.62465580000003 Address 540 North Michigan Avenue Chicsago IL 60611 United States Upcoming Events No events in this location Share: Share this content Opens in a new window Opens in a new window Opens in a new window Opens in a new window Opens in a new window Leave a Reply Cancel replyCommentEnter your name or username to comment Enter your email address to comment Enter your website URL (optional) Save my name, email, and website in this browser for the next time I comment.