Massive O’Hare Conference Hotel with Grand Ballroom for Major Events

Crowne Plaza O'Hare is a large convention-oriented hotel with roughly 55,000 square feet of meeting and banquet space near O'Hare. The property includes boardrooms, meeting rooms, and a grand ballroom, giving it the range to support everything from executive sessions to events numbering in the thousands. The room variety is especially useful for conferences and conventions that need a main program, breakout meetings, meals, and networking areas during the same day. Guest rooms are on the property, allowing attendees to move directly between accommodations and the event schedule. The 55,000-square-foot footprint can support a complete conference environment, with registration, general sessions, breakouts, meals, and private meetings all operating within the hotel. The hotel’s proximity to O'Hare and Rosemont also makes it a practical gathering point for national groups arriving from multiple cities.

Capacity reaches about 3,000 guests, placing Crowne Plaza O'Hare firmly in large-event territory for conferences, conventions, corporate programs, weddings, galas, trade events, and major receptions. On-site food service, seating, Wi-Fi, restrooms, audiovisual support, and extensive meeting infrastructure support complex programs with many attendees. A convention can use the largest rooms for general sessions while smaller spaces handle breakouts or private meetings. A gala or wedding can take advantage of the ballroom scale for dining, speeches, entertainment, and dancing. For traveling groups, the hotel format keeps accommodations and event rooms together, reducing movement between venues. The property is strongest when an event needs both serious capacity and several room types at once, with enough hotel infrastructure to support a long schedule, a large guest list, and multiple activities under one roof. That scale also supports events with vendors, sponsors, or multiple audience groups that would be difficult to accommodate in a single ballroom-focused property.