Modern, Versatile Event Spaces
Events
Experience world-class service and modern design at the new Marriott Marquis Chicago. Hold your meeting or corporate event at our dynamic hotel, featuring nearly 90,000 square feet of meeting space in downtown Chicago. Our 48 breakout rooms are perfect for smaller events or host a grand event in our Great Lakes Ballroom with space for 2,700 guests. Additionally, the Skyline Ballroom at McCormick Place, boasting over 100,000 square feet of extra event space, is ideally positioned adjacent to our Chicago wedding venue for your convenience and flexibility.
64
193289 SQ FT
10000
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Meetings and Events
We're ideal for your large event with over 190,000 sq ft of private event space in downtown Chicago
Offers & Packages
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Explore our stunning hotel and experience full 360-degree views of the property features, guest rooms, and meeting venues.
Unique Group Experiences
Enhancing your meeting with distinctive and unforgettable experiences will elevate engagement and generate excitement amongst attendees. When you reserve your event in our downtown Chicago meeting rooms, you’ll enjoy exclusive access to local experiences as a special bonus. Contact our group sales department to discuss Chicago-style experiences that will level up your next event.
Author a room pool for which API response Exists
Grand Horizon Ballroom
With space for up to 2,100 guests, host your next meeting or event in our modern and sophisticated private event space in downtown Chicago with natural light and city views.
ABC Building
Seamlessly connected to our glass Marquis tower sits the American Book Company. This historic building is infused with modern design and holds 29 unique and versatile meeting rooms as well as centralized lounges and charging areas for meeting guests.
Breakout Rooms
With almost 48 breakout rooms and 90,000 square feet of event space in Chicago, the Marriott Marquis can accommodate a variety of event & meeting needs. Let our team of event planners transform our versatile event spaces to fit your needs.
Explore Chicago
Unbeatable South Downtown Location
Author a room pool for which API response Exists
Food & Beverage
Customized Menus
Author a room pool for which API response Exists
| Meeting Room | Dimensions (LxWxH) | Area (sq.ft) | Theater | Schoolroom | Conference | U-Shape | Reception | Banquet |
|---|---|---|---|---|---|---|---|---|
| Shedd | 39.0x61.0x10.0 | 1940.0 | 168 | 100 | 48 | 52 | 150 | 100 |
| Shedd A | 39.0x30.0x10.0 | 1080.0 | 72 | 40 | 24 | 26 | 75 | 50 |
| Shedd B | 27.0x31.0x10.0 | 880.0 | 72 | 50 | 24 | 26 | 75 | 50 |
| Marina City | 35.0x24.0x10.0 | 894.0 | 88 | 54 | 20 | 20 | 90 | 60 |
| Water Tower | 76.0x31.0x10.0 | 2304.0 | 196 | 122 | 60 | 60 | 180 | 120 |
| Water Tower A | 41.0x31.0x10.0 | 1289.0 | 110 | 66 | 30 | 34 | 90 | 60 |
| Water Tower B | 34.0x31.0x10.0 | 1055.0 | 82 | 46 | 24 | 28 | 90 | 60 |
| Great Lakes Ballroom | 168.2x149.0x24.0 | 25000.0 | 3068 | 1730 | - | - | 2100 | 1390 |
| Great Lakes Ballroom A | 45.0x63.4x24.0 | 3000.0 | 280 | 132 | 60 | 60 | 180 | 150 |
| Great Lakes Ballroom B | 52.4x63.4x24.0 | 3500.0 | 312 | 180 | 60 | 60 | 240 | 200 |
| Great Lakes Ballroom C | 51.1x63.4x24.0 | 3600.0 | 288 | 180 | 60 | 60 | 240 | 200 |
| Great Lakes Ballroom D | 149.0x34.0x24.0 | 5292.0 | - | - | - | - | 400 | 240 |
| Great Lakes Ballroom E | 45.0x69.0x24.0 | 3120.0 | 240 | 144 | 60 | 60 | 225 | 150 |
| Great Lakes Ballroom F | 52.0x69.0x24.0 | 4000.0 | 320 | 200 | 60 | 60 | 300 | 200 |
| Great Lakes Ballroom G | 51.0x69.0x24.0 | 4000.0 | 320 | 200 | 60 | 60 | 300 | 280 |
| Great Lakes Ballroom A/B | 97.0x63.0x24.0 | 6081.0 | 442 | 312 | 120 | 90 | 420 | 400 |
| Great Lakes Ballroom B/C | 104.0x63.0x24.0 | 6497.0 | 520 | 360 | 120 | 90 | 480 | 450 |
| Great Lakes Ballroom E/F | 97.0x69.0x24.0 | 6739.0 | 560 | 360 | 120 | 90 | 525 | 350 |
| Great Lakes Ballroom F/G | 104.0x69.0x24.0 | 7240.0 | 640 | 432 | 120 | 90 | 600 | 370 |
| Great Lakes Ballroom A/B/C | 168.0x63.0x24.0 | 9286.0 | 702 | 492 | - | 120 | 660 | 550 |
| Great Lakes Ballroom E/F/G | 168.0x69.0x24.0 | 10360.0 | 880 | 576 | - | 120 | 825 | 550 |
| Great Lakes Ballroom A/B/C/D | 168.2x98.1x24.0 | 14478.0 | 1131 | 804 | - | - | 1060 | 960 |
| Great Lakes Ballroom D/E/F/G | 168.0x104.0x24.0 | 15551.0 | 1444 | 888 | - | - | 1225 | 910 |
| Great Lakes Ballroom Foyer | -x-x- | 7897.0 | - | - | - | - | 900 | - |
| Algebra | 26.0x18.0x9.0 | 474.0 | - | - | 12 | - | - | - |
| Analysis | 37.0x23.0x9.0 | 837.0 | 81 | 36 | 26 | 30 | 75 | 50 |
| Anthropology | 33.0x19.0x9.0 | 615.0 | 61 | 35 | 20 | 23 | 45 | 30 |
| Architecture | 38.0x23.0x9.0 | 885.0 | 74 | 42 | 28 | 31 | 75 | 50 |
| Astronomy | 33.0x18.0x9.0 | 612.0 | 69 | 35 | 24 | 27 | 60 | 30 |
| Biology | 29.0x23.0x9.0 | 650.0 | 69 | 39 | 18 | 21 | 45 | 30 |
| Calculus | 37.0x23.0x9.0 | 850.0 | 90 | 52 | 26 | 29 | 75 | 50 |
| Glessner House | 117.7x29.5x10.0 | 3285.0 | 349 | 201 | 102 | 105 | 300 | 170 |
| Glessner House A | 23.0x29.0x10.0 | 749.0 | 62 | 38 | 18 | 18 | 60 | 40 |
| Glessner House B | 58.0x29.0x10.0 | 1579.0 | 142 | 75 | 42 | 39 | 90 | 60 |
| Glessner House C | 40.0x29.0x10.0 | 1195.0 | 97 | 50 | 30 | 23 | 75 | 50 |
| Glessner House A/B | 140.0x29.0x10.0 | 2198.0 | 204 | 113 | 60 | 51 | 150 | 100 |
| Glessner House B/C | 99.0x29.0x10.0 | 2744.0 | 239 | 125 | 72 | 56 | 165 | 110 |
| RR Donnelley | 28.1x24.1x10.0 | 662.0 | 55 | 28 | 18 | 21 | 60 | 40 |
| Marshall Field | 27.0x27.0x10.0 | 714.0 | 49 | 32 | 18 | 22 | 60 | 40 |
| William Kimball | 26.0x16.0x10.0 | 348.0 | - | - | 12 | - | - | - |
| John Hancock | 27.0x24.0x10.0 | 635.0 | 45 | 24 | 16 | 20 | 60 | 40 |
| George Pullman | 43.5x31.0x10.0 | 1364.0 | 108 | 67 | 32 | 38 | 120 | 80 |
| Henry Clarke | 43.5x31.3x10.0 | 1355.0 | 108 | 67 | 32 | 38 | 120 | 80 |
| Daniel Burnham | 49.0x33.0x10.0 | 1563.0 | 170 | 108 | 38 | 44 | 150 | 100 |
| Daniel Burnham A | 25.0x33.0x10.0 | 827.0 | 91 | 48 | 22 | 23 | 75 | 50 |
| Daniel Burnham B | 23.0x33.0x10.0 | 734.0 | 66 | 36 | 22 | 23 | 60 | 40 |
| Chemistry | 26.8x18.9x9.0 | 474.0 | - | - | 12 | - | - | - |
| Culture | 23.0x37.0x9.0 | 837.0 | 80 | 47 | 26 | 28 | 75 | 50 |
| Dance | 33.0x19.0x9.0 | 615.0 | 63 | 34 | 24 | 25 | 45 | 30 |
| Geography | 23.0x36.0x9.0 | 845.0 | 90 | 47 | 28 | 30 | 75 | 50 |
| Geology | 33.0x18.0x9.0 | 612.0 | 56 | 34 | 22 | 24 | 45 | 30 |
| Integrals | 21.0x29.0x9.0 | 640.0 | 76 | 31 | 18 | 21 | 45 | 30 |
| History | 23.1x37.0x9.0 | 729.0 | 98 | 53 | 25 | 29 | 75 | 50 |
| Literature | 21.0x31.0x9.0 | 729.0 | 78 | 36 | 20 | 24 | 45 | 30 |
| Journalism | 23.0x38.0x9.0 | 838.0 | 97 | 54 | 26 | 29 | 75 | 50 |
| Philosophy | 40.0x18.0x9.0 | 716.0 | 80 | 47 | 26 | 28 | 75 | 50 |
| Music | 23.1x18.0x9.0 | 400.0 | - | - | 12 | - | - | - |
| Northerly Island | 28.0x24.0x10.0 | 662.0 | 60 | 24 | 12 | 12 | 40 | - |
| Bronzeville | 26.0x16.0x10.0 | 393.0 | - | - | 12 | - | - | - |
| China Town | 27.0x24.0x10.0 | 701.0 | - | 60 | 24 | 12 | 12 | 40 |
| Grand Horizon Ballroom | 168.0x149.1x29.0 | 25000.0 | 3068 | 1730 | - | - | 2600 | 1500 |
| Grand Horizon A | 45.0x63.0x29.0 | 3000.0 | 280 | 132 | 60 | 60 | 180 | 150 |
| Grand Horizon B | 52.0x63.0x29.0 | 3500.0 | 312 | 180 | 60 | 60 | 240 | 200 |
| Grand Horizon C | 52.0x63.0x29.0 | 3500.0 | 288 | 180 | 60 | 60 | 240 | 200 |
| Grand Horizon D | 149.1x34.0x29.0 | 5300.0 | - | - | - | - | 400 | 240 |
| Grand Horizon E | 45.0x69.0x29.0 | 3124.0 | 240 | 144 | 60 | 60 | 225 | 150 |
| Grand Horizon F | 52.1x69.0x29.0 | 4000.0 | 320 | 200 | 60 | 60 | 300 | 200 |
| Grand Horizon G | 52.0x69.0x29.0 | 4000.0 | 320 | 200 | 60 | 60 | 300 | 280 |
| Grand Horizon A/B | 97.1x63.0x29.0 | 6009.0 | 442 | 312 | 120 | 90 | 420 | 400 |
| Grand Horizon B/C | 104.0x63.0x29.0 | 6442.0 | 520 | 360 | 120 | 90 | 480 | 450 |
| Grand Horizon E/F | 97.0x69.0x29.6 | 6745.0 | 560 | 360 | 120 | 90 | 525 | 350 |
| Grand Horizon F/G | 104.0x69.0x29.0 | 7247.0 | 640 | 432 | 120 | 90 | 600 | 370 |
| Grand Horizon A/B/C | 168.0x63.0x29.0 | 9230.0 | 722 | 492 | - | 120 | 660 | 550 |
| Grand Horizon E/F/G | 168.0x69.0x29.0 | 10371.0 | 880 | 576 | - | 120 | 825 | 550 |
| Grand Horizon A/B/C/D | 168.0x98.1x29.0 | 14421.0 | 1131 | 804 | - | - | 1060 | 960 |
| Grand Horizon D/E/F/G | 168.0x104.0x29.0 | 15562.0 | 1309 | 888 | - | - | 1225 | 910 |
| Grand Horizon Ballroom Pre-Function | -x-x- | 8095.0 | - | - | - | - | - | - |
| Physics | 26.0x18.0x9.0 | 473.0 | - | - | 12 | - | - | - |
| Physiology | 37.1x23.9x9.0 | 836.0 | 80 | 47 | 26 | 28 | 75 | 50 |
| Poetry | 33.0x19.0x9.0 | 615.0 | 63 | 34 | 24 | 25 | 45 | 30 |
| Probability | 38.0x23.0x9.0 | 900.0 | 90 | 47 | 28 | 30 | 75 | 50 |
| Science | 33.0x18.1x9.0 | 612.0 | 56 | 34 | 22 | 24 | 45 | 30 |
| Statistics | 29.0x21.7x9.0 | 640.0 | 76 | 31 | 18 | 21 | 45 | 30 |
| Sports | 37.0x23.1x9.0 | 831.0 | 98 | 53 | 26 | 29 | 75 | 50 |
| Theater | 31.0x25.0x9.0 | 729.0 | 78 | 38 | 20 | 24 | 45 | 30 |
| Technology | 38.0x23.0x9.0 | 838.0 | 97 | 54 | 26 | 29 | 75 | 50 |
| Trigonometry | 38.0x18.0x9.0 | 715.0 | 68 | 40 | 28 | 26 | 60 | 40 |
| Zoology | 23.0x18.0x9.0 | 401.0 | - | - | 12 | - | - | - |
| Level 33 | -x-x- | 3000.0 | - | - | - | - | 150 | - |
| Level 1 | -x-x- | - | - | - | - | - | 400 | 390 |
| Skyline Ballroom at McCormick Place W375 | 208.5x481.0x40.0 | 100288.5 | 10000 | 5001 | - | - | - | 5550 |
| Skyline Ballroom at McCormick Place W375A | 209.0x73.0x40.0 | 15257.0 | 1680 | 840 | - | - | - | 930 |
| Skyline Ballroom at McCormick Place W375B | 208.0x90.0x40.0 | 18720.0 | 1768 | 844 | - | - | - | 980 |
| Skyline Ballroom at McCormick Place W375C | 90.0x290.0x40.0 | 26100.0 | 1768 | 844 | - | - | - | 980 |
| Skyline Ballroom at McCormick Place W375D | 90.0x209.0x40.0 | 18810.0 | 1768 | 844 | - | - | - | 980 |
| Skyline Ballroom at McCormick Place W375E | 197.0x139.0x40.0 | 27383.0 | 3016 | 1508 | - | - | - | 1680 |
| Skyline Ballroom at McCormick Place W375AB | 208.0x162.0x40.0 | 33696.0 | 3200 | 1500 | - | - | - | 1800 |
| Skyline Ballroom at McCormick Place W375BC | 208.0x179.8x40.0 | 37398.4 | 3500 | 1600 | - | - | - | 1800 |
| Skyline Ballroom at McCormick Place W375CD | 208.0x180.0x40.0 | 37440.0 | 3500 | 1600 | - | - | - | 1900 |
| Skyline Ballroom at McCormick Place W375DE | 197.0x228.0x40.0 | 44916.0 | 4650 | 2300 | - | - | - | 2600 |
| Skyline Ballroom at McCormick Place W375ABC | 208.0x252.0x40.0 | 52416.0 | 5000 | 2400 | - | - | - | 2750 |
| Skyline Ballroom at McCormick Place W375CDE | 208.0x318.0x40.0 | 66144.0 | 6500 | 3100 | - | - | - | 3600 |
| Meeting Room | Dimensions (LxWxH) | Area (sq.mt) | Theater | Schoolroom | Conference | U-Shape | Reception | Banquet |
|---|---|---|---|---|---|---|---|---|
| Shedd | 11.9x18.6x3 | 180.2 | 168 | 100 | 48 | 52 | 150 | 100 |
| Shedd A | 11.9x9.1x3 | 100.3 | 72 | 40 | 24 | 26 | 75 | 50 |
| Shedd B | 8.2x9.4x3 | 81.8 | 72 | 50 | 24 | 26 | 75 | 50 |
| Marina City | 10.7x7.3x3 | 83.1 | 88 | 54 | 20 | 20 | 90 | 60 |
| Water Tower | 23.2x9.4x3 | 214 | 196 | 122 | 60 | 60 | 180 | 120 |
| Water Tower A | 12.5x9.4x3 | 119.8 | 110 | 66 | 30 | 34 | 90 | 60 |
| Water Tower B | 10.4x9.4x3 | 98 | 82 | 46 | 24 | 28 | 90 | 60 |
| Great Lakes Ballroom | 51.3x45.4x7.3 | 2322.6 | 3068 | 1730 | - | - | 2100 | 1390 |
| Great Lakes Ballroom A | 13.7x19.3x7.3 | 278.7 | 280 | 132 | 60 | 60 | 180 | 150 |
| Great Lakes Ballroom B | 16x19.3x7.3 | 325.2 | 312 | 180 | 60 | 60 | 240 | 200 |
| Great Lakes Ballroom C | 15.6x19.3x7.3 | 334.4 | 288 | 180 | 60 | 60 | 240 | 200 |
| Great Lakes Ballroom D | 45.4x10.4x7.3 | 491.6 | - | - | - | - | 400 | 240 |
| Great Lakes Ballroom E | 13.7x21x7.3 | 289.9 | 240 | 144 | 60 | 60 | 225 | 150 |
| Great Lakes Ballroom F | 15.8x21x7.3 | 371.6 | 320 | 200 | 60 | 60 | 300 | 200 |
| Great Lakes Ballroom G | 15.5x21x7.3 | 371.6 | 320 | 200 | 60 | 60 | 300 | 280 |
| Great Lakes Ballroom A/B | 29.6x19.2x7.3 | 564.9 | 442 | 312 | 120 | 90 | 420 | 400 |
| Great Lakes Ballroom B/C | 31.7x19.2x7.3 | 603.6 | 520 | 360 | 120 | 90 | 480 | 450 |
| Great Lakes Ballroom E/F | 29.6x21x7.3 | 626.1 | 560 | 360 | 120 | 90 | 525 | 350 |
| Great Lakes Ballroom F/G | 31.7x21x7.3 | 672.6 | 640 | 432 | 120 | 90 | 600 | 370 |
| Great Lakes Ballroom A/B/C | 51.2x19.2x7.3 | 862.7 | 702 | 492 | - | 120 | 660 | 550 |
| Great Lakes Ballroom E/F/G | 51.2x21x7.3 | 962.5 | 880 | 576 | - | 120 | 825 | 550 |
| Great Lakes Ballroom A/B/C/D | 51.3x29.9x7.3 | 1345 | 1131 | 804 | - | - | 1060 | 960 |
| Great Lakes Ballroom D/E/F/G | 51.2x31.7x7.3 | 1444.7 | 1444 | 888 | - | - | 1225 | 910 |
| Great Lakes Ballroom Foyer | -x-x- | 733.6 | - | - | - | - | 900 | - |
| Algebra | 7.9x5.5x2.7 | 44 | - | - | 12 | - | - | - |
| Analysis | 11.3x7x2.7 | 77.8 | 81 | 36 | 26 | 30 | 75 | 50 |
| Anthropology | 10.1x5.8x2.7 | 57.1 | 61 | 35 | 20 | 23 | 45 | 30 |
| Architecture | 11.6x7x2.7 | 82.2 | 74 | 42 | 28 | 31 | 75 | 50 |
| Astronomy | 10.1x5.5x2.7 | 56.9 | 69 | 35 | 24 | 27 | 60 | 30 |
| Biology | 8.8x7x2.7 | 60.4 | 69 | 39 | 18 | 21 | 45 | 30 |
| Calculus | 11.3x7x2.7 | 79 | 90 | 52 | 26 | 29 | 75 | 50 |
| Glessner House | 35.9x9x3 | 305.2 | 349 | 201 | 102 | 105 | 300 | 170 |
| Glessner House A | 7x8.8x3 | 69.6 | 62 | 38 | 18 | 18 | 60 | 40 |
| Glessner House B | 17.7x8.8x3 | 146.7 | 142 | 75 | 42 | 39 | 90 | 60 |
| Glessner House C | 12.2x8.8x3 | 111 | 97 | 50 | 30 | 23 | 75 | 50 |
| Glessner House A/B | 42.7x8.8x3 | 204.2 | 204 | 113 | 60 | 51 | 150 | 100 |
| Glessner House B/C | 30.2x8.8x3 | 254.9 | 239 | 125 | 72 | 56 | 165 | 110 |
| RR Donnelley | 8.6x7.3x3 | 61.5 | 55 | 28 | 18 | 21 | 60 | 40 |
| Marshall Field | 8.2x8.2x3 | 66.3 | 49 | 32 | 18 | 22 | 60 | 40 |
| William Kimball | 7.9x4.9x3 | 32.3 | - | - | 12 | - | - | - |
| John Hancock | 8.2x7.3x3 | 59 | 45 | 24 | 16 | 20 | 60 | 40 |
| George Pullman | 13.3x9.4x3 | 126.7 | 108 | 67 | 32 | 38 | 120 | 80 |
| Henry Clarke | 13.3x9.5x3 | 125.9 | 108 | 67 | 32 | 38 | 120 | 80 |
| Daniel Burnham | 14.9x10.1x3 | 145.2 | 170 | 108 | 38 | 44 | 150 | 100 |
| Daniel Burnham A | 7.6x10.1x3 | 76.8 | 91 | 48 | 22 | 23 | 75 | 50 |
| Daniel Burnham B | 7x10.1x3 | 68.2 | 66 | 36 | 22 | 23 | 60 | 40 |
| Chemistry | 8.2x5.8x2.7 | 44 | - | - | 12 | - | - | - |
| Culture | 7x11.3x2.7 | 77.8 | 80 | 47 | 26 | 28 | 75 | 50 |
| Dance | 10.1x5.8x2.7 | 57.1 | 63 | 34 | 24 | 25 | 45 | 30 |
| Geography | 7x11x2.7 | 78.5 | 90 | 47 | 28 | 30 | 75 | 50 |
| Geology | 10.1x5.5x2.7 | 56.9 | 56 | 34 | 22 | 24 | 45 | 30 |
| Integrals | 6.4x8.8x2.7 | 59.5 | 76 | 31 | 18 | 21 | 45 | 30 |
| History | 7x11.3x2.7 | 67.7 | 98 | 53 | 25 | 29 | 75 | 50 |
| Literature | 6.4x9.4x2.7 | 67.7 | 78 | 36 | 20 | 24 | 45 | 30 |
| Journalism | 7x11.6x2.7 | 77.9 | 97 | 54 | 26 | 29 | 75 | 50 |
| Philosophy | 12.2x5.5x2.7 | 66.5 | 80 | 47 | 26 | 28 | 75 | 50 |
| Music | 7x5.5x2.7 | 37.2 | - | - | 12 | - | - | - |
| Northerly Island | 8.5x7.3x3 | 61.5 | 60 | 24 | 12 | 12 | 40 | - |
| Bronzeville | 7.9x4.9x3 | 36.5 | - | - | 12 | - | - | - |
| China Town | 8.2x7.3x3 | 65.1 | - | 60 | 24 | 12 | 12 | 40 |
| Grand Horizon Ballroom | 51.2x45.4x8.8 | 2322.6 | 3068 | 1730 | - | - | 2600 | 1500 |
| Grand Horizon A | 13.7x19.2x8.8 | 278.7 | 280 | 132 | 60 | 60 | 180 | 150 |
| Grand Horizon B | 15.8x19.2x8.8 | 325.2 | 312 | 180 | 60 | 60 | 240 | 200 |
| Grand Horizon C | 15.8x19.2x8.8 | 325.2 | 288 | 180 | 60 | 60 | 240 | 200 |
| Grand Horizon D | 45.4x10.4x8.8 | 492.4 | - | - | - | - | 400 | 240 |
| Grand Horizon E | 13.7x21x8.8 | 290.2 | 240 | 144 | 60 | 60 | 225 | 150 |
| Grand Horizon F | 15.9x21x8.8 | 371.6 | 320 | 200 | 60 | 60 | 300 | 200 |
| Grand Horizon G | 15.8x21x8.8 | 371.6 | 320 | 200 | 60 | 60 | 300 | 280 |
| Grand Horizon A/B | 29.6x19.2x8.8 | 558.2 | 442 | 312 | 120 | 90 | 420 | 400 |
| Grand Horizon B/C | 31.7x19.2x8.8 | 598.5 | 520 | 360 | 120 | 90 | 480 | 450 |
| Grand Horizon E/F | 29.6x21x9 | 626.6 | 560 | 360 | 120 | 90 | 525 | 350 |
| Grand Horizon F/G | 31.7x21x8.8 | 673.3 | 640 | 432 | 120 | 90 | 600 | 370 |
| Grand Horizon A/B/C | 51.2x19.2x8.8 | 857.5 | 722 | 492 | - | 120 | 660 | 550 |
| Grand Horizon E/F/G | 51.2x21x8.8 | 963.5 | 880 | 576 | - | 120 | 825 | 550 |
| Grand Horizon A/B/C/D | 51.2x29.9x8.8 | 1339.7 | 1131 | 804 | - | - | 1060 | 960 |
| Grand Horizon D/E/F/G | 51.2x31.7x8.8 | 1445.7 | 1309 | 888 | - | - | 1225 | 910 |
| Grand Horizon Ballroom Pre-Function | -x-x- | 752 | - | - | - | - | - | - |
| Physics | 7.9x5.5x2.7 | 43.9 | - | - | 12 | - | - | - |
| Physiology | 11.3x7.3x2.7 | 77.7 | 80 | 47 | 26 | 28 | 75 | 50 |
| Poetry | 10.1x5.8x2.7 | 57.1 | 63 | 34 | 24 | 25 | 45 | 30 |
| Probability | 11.6x7x2.7 | 83.6 | 90 | 47 | 28 | 30 | 75 | 50 |
| Science | 10.1x5.5x2.7 | 56.9 | 56 | 34 | 22 | 24 | 45 | 30 |
| Statistics | 8.8x6.6x2.7 | 59.5 | 76 | 31 | 18 | 21 | 45 | 30 |
| Sports | 11.3x7x2.7 | 77.2 | 98 | 53 | 26 | 29 | 75 | 50 |
| Theater | 9.4x7.6x2.7 | 67.7 | 78 | 38 | 20 | 24 | 45 | 30 |
| Technology | 11.6x7x2.7 | 77.9 | 97 | 54 | 26 | 29 | 75 | 50 |
| Trigonometry | 11.6x5.5x2.7 | 66.4 | 68 | 40 | 28 | 26 | 60 | 40 |
| Zoology | 7x5.5x2.7 | 37.3 | - | - | 12 | - | - | - |
| Level 33 | -x-x- | 278.7 | - | - | - | - | 150 | - |
| Level 1 | -x-x- | - | - | - | - | - | 400 | 390 |
| Skyline Ballroom at McCormick Place W375 | 63.5x146.6x12.2 | 9317 | 10000 | 5001 | - | - | - | 5550 |
| Skyline Ballroom at McCormick Place W375A | 63.7x22.2x12.2 | 1417.4 | 1680 | 840 | - | - | - | 930 |
| Skyline Ballroom at McCormick Place W375B | 63.4x27.4x12.2 | 1739.1 | 1768 | 844 | - | - | - | 980 |
| Skyline Ballroom at McCormick Place W375C | 27.4x88.4x12.2 | 2424.7 | 1768 | 844 | - | - | - | 980 |
| Skyline Ballroom at McCormick Place W375D | 27.4x63.7x12.2 | 1747.5 | 1768 | 844 | - | - | - | 980 |
| Skyline Ballroom at McCormick Place W375E | 60x42.4x12.2 | 2543.9 | 3016 | 1508 | - | - | - | 1680 |
| Skyline Ballroom at McCormick Place W375AB | 63.4x49.4x12.2 | 3130.4 | 3200 | 1500 | - | - | - | 1800 |
| Skyline Ballroom at McCormick Place W375BC | 63.4x54.8x12.2 | 3474.4 | 3500 | 1600 | - | - | - | 1800 |
| Skyline Ballroom at McCormick Place W375CD | 63.4x54.9x12.2 | 3478.3 | 3500 | 1600 | - | - | - | 1900 |
| Skyline Ballroom at McCormick Place W375DE | 60x69.5x12.2 | 4172.8 | 4650 | 2300 | - | - | - | 2600 |
| Skyline Ballroom at McCormick Place W375ABC | 63.4x76.8x12.2 | 4869.6 | 5000 | 2400 | - | - | - | 2750 |
| Skyline Ballroom at McCormick Place W375CDE | 63.4x96.9x12.2 | 6144.9 | 6500 | 3100 | - | - | - | 3600 |
Audio-Visual Equipment
- AV Technician
- Film Projector with Screen
- LCD Panel
- LCD Projector
- Microphone
- Overhead Projector
- PA System
- TV
- TV Production Service Provider
- Teleconferencing
- Video Camera
- Videoconferencing
- Walkie Talkies
- Wireless Internet
Event Services
- Carpenter
- Certified Meeting Planner
- Decorator
- Electrician
- Event Lighting
- Locksmith
- Message Service
- Photographer
- Registration Service
- Security Guards
Event Equipment & Supplies
- Direction Signs
- Easels
- Flip Chart & Markers
- Installed Stage
- Lobby Bulletin Board
- Name Cards
- Pens / Pencils / Notepad
- Podium Lectern
- Portable Stage
- Spotlights
- Stack Chairs
- Tables
- Wall Charts
Business Services
- Computers
- Copy Service
- Fax Service
- On-Site Business Center is Staffed
- Overnight Delivery/Pickup
- Post/Parcel
- Printers
- F+B stations include protective sneeze guards
- Offers single serve F+B options
- Third-party partners comply with MI cleanliness standards
Frequently Asked Questions
Marriott Marquis Chicago has 64 event rooms.
The largest capacity event room is the Skyline Ballroom at McCormick Place W375. It has a capacity of 10000.
Yes, Marriott Marquis Chicago provides wedding services.
To book a meeting or event at Marriott Marquis Chicago click here