Marriott

Marriott - Event Venue in Chicago, Illinois

Hotel · Chicago, Illinois

2121 S Prairie Ave, Chicago, IL 60616-1305, Chicago, Illinois, United States

About Marriott

A sleek, contemporary convention hotel directly connected to McCormick Place, Marriott Marquis Chicago pairs glass-and-steel architecture with expansive skyline and lake views. Nearly 90,000 square feet of flexible meeting space, including dramatic ballrooms and numerous breakout rooms, makes it ideal for large conferences, galas, and high-end corporate programs.

Venue Details

  • Seated capacity: 1,610
  • Standing capacity: 2,700
  • Comfortable capacity: 2,200
  • Meeting space: 89,407 sq ft
  • Guest rooms: 1205
  • Meeting rooms: 63
  • Year built: 2017

Amenities

Equipment

  • Tables & Chairs

Facilities

  • Restaurant
  • Bar/Lounge

Room Features

  • Air Conditioning
  • Safe

Guest Services

  • Concierge
  • Room Service
  • Dry Cleaning

AV Capabilities

  • Sound System
  • Projector

Transportation

  • Valet Parking

Business Services

  • Business Center

Recreation

  • Jogging Trail

Meeting Rooms & Event Spaces

Great Lakes Ballroom

  • Type: Ballroom
  • Size: 24,997 sq ft
  • Ceiling height: 24 ft
  • Capacity — Theater: 3068, Classroom: 1154, Banquet: 1610, Cocktail: 2100
  • Features: Built-in AV, Wheelchair accessible
  • Largest ballroom at Marriott Marquis Chicago, ideal for large conferences, general sessions, galas, and large banquets.

Grand Horizon Ballroom

  • Type: Ballroom
  • Size: 24,963 sq ft
  • Ceiling height: 29 ft
  • Capacity — Theater: 3068, Classroom: 1154, Banquet: 1610, Cocktail: 2100
  • Features: Built-in AV, Wheelchair accessible
  • Major ballroom on an upper floor, suitable for large conventions, exhibits, and social events with flexible setup options.

Glessner House

  • Type: Meeting Room
  • Size: 3,285 sq ft
  • Ceiling height: 10 ft
  • Capacity — Theater: 284, Classroom: 116, Banquet: 200, Cocktail: 180
  • Features: Built-in AV, Wheelchair accessible
  • Mid-size meeting room named after a local Chicago landmark, appropriate for breakouts, seminars, and midsize receptions.

Water Tower

  • Type: Meeting Room
  • Size: 2,304 sq ft
  • Ceiling height: 10 ft
  • Capacity — Theater: 231, Classroom: 78, Banquet: 120, Cocktail: 180
  • Features: Built-in AV, Wheelchair accessible
  • Versatile meeting room named after Chicago's historic Water Tower, suited for workshops, training sessions, and private dinners.

Contact

Phone: 13128240500;13128240500

Email: marquischicagosales@marriott.com

Phone: ["+13128240500"]