The Marriott Marquis Chicago offers 1,205 guest rooms, including 44 suites, at the entertainment and convention district of McCormick Square. Marriott Marquis Chicago is directly connected to the McCormick Place and is adjacent to the new 10,000-seat Wintrust Arena. When it opened in late 2017, it was the largest hotel to open in Chicago that year and the largest Marriott property to open in North America in 2017.