Chicago Marriott Downtown Magnificent Mile — Event Spaces, Floor Plans & Capacities

540 North Michigan Avenue, Driveway Entrance on, 541 N Rush St, Chicago, IL 60611

56 rooms · largest space: Grand Ballroom, 19,193 sq ft1,783 m²

Planning an event in Chicago? Chicago Marriott Downtown Magnificent Mile has 56 meeting and event rooms. The largest space is Grand Ballroom, 19,193 sq ft1,783 m². It holds up to 2,200 guests. Capacity figures for every setup style are listed per room below.

Plan an event in Grand Ballroom: open a free to-scale layout seating 1,260 at round tables in its 92 × 208 ft footprint at floors.live/start — no account needed.

Between them, the 56 rooms accommodate theater-style sessions for up to 2,200, seated banquets for 1,824 and standing receptions for 2,000. 14 smaller rooms suit breakouts and board meetings. Per-room dimensions and every published setup figure are listed below.

Plan your event in this space — free

Unverified listing — compiled from Chicago Marriott Downtown Magnificent Mile’s published information. Venue staff can verify capacities and setups free: floors.live/venues/us/illinois/chicago/chicago-marriott-downtown-magnificent-mile/?claim=1.

Floor plans

Detailed floor plans for Chicago Marriott Downtown Magnificent Mile are published on the venue’s official site.

View official floor plans at Marriott ↗Plan your event in this space — free

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Room capacities & dimensions

56 rooms, 73 configurations. Combined and divided set-ups are listed under their room.

Space

Ceiling

A/B,B/C,F/G,G/HPlan this room →

1,922 sq ft179 m²

15 ft4.6 m

120

200

120

A/B/C,F/G/HPlan this room →

2,914 sq ft271 m²

15 ft4.6 m

204

300

180

200

—

AddisonPlan this room →

2,014 sq ft187 m²

10 ft3 m

160

190

100

150

—

ArmitagePlan this room →

1,125 sq ft105 m²

10 ft3 m

100

Avenue BallroomPlan this room →

2,340 sq ft217 m²

10 ft3 m

192

200

112

200

BelmontPlan this room →

1,144 sq ft106 m²

10 ft3 m

100

Chicago BallroomPlan this room →

12,972 sq ft1,205 m²

15 ft4.6 m

1,152

1,400

780

1,000

—

2 configurations with Chicago Ballroom

Combined and divided set-ups that include Chicago Ballroom
Configuration	Sq ft / m²	Ceiling	Banquet	Theater	Classroom	Reception	Conference	U-Shape
1/2 Chicago BallroomPlan this room →	6,486 sq ft603 m²	15 ft4.6 m	504	700	390	400	—	—
3/4 Chicago BallroomPlan this room →	9,870 sq ft917 m²	15 ft4.6 m	804	1,100	600	600	—	—

ClarkPlan this room →

2,010 sq ft187 m²

10 ft3 m

160

190

100

150

—

CookPlan this room →

684 sq ft64 m²

10 ft3 m

D/EPlan this room →

6,956 sq ft646 m²

15 ft4.6 m

600

800

420

400

—

DenverPlan this room →

615 sq ft57 m²

8 ft2.4 m

DupagePlan this room →

684 sq ft64 m²

10 ft3 m

GracePlan this room →

612 sq ft57 m²

10 ft3 m

Grand BallroomPlan this room →

19,193 sq ft1,783 m²

20 ft6.1 m

1,824

2,200

1,220

2,000

—

Great America IPlan this room →

403 sq ft37 m²

9 ft2.7 m

1 configuration with Great America I

Combined and divided set-ups that include Great America I
Configuration	Sq ft / m²	Ceiling	Banquet	Theater	Classroom	Reception	Conference	U-Shape
Great America I/IIPlan this room →	1,002 sq ft93 m²	9 ft2.7 m	72	90	45	60	38	36

Great America IIPlan this room →

599 sq ft56 m²

9 ft2.7 m

HalstedPlan this room →

4,400 sq ft409 m²

10 ft3 m

300

—

300

—

HoustonPlan this room →

590 sq ft55 m²

8 ft2.4 m

1 configuration with Houston

Combined and divided set-ups that include Houston
Configuration	Sq ft / m²	Ceiling	Banquet	Theater	Classroom	Reception	Conference	U-Shape
Denver/HoustonPlan this room →	1,200 sq ft111 m²	8 ft2.4 m	96	120	72	80	32	42

HuronPlan this room →

720 sq ft67 m²

8 ft2.4 m

IllinoisPlan this room →

527 sq ft49 m²

9 ft2.7 m

IndianaPlan this room →

640 sq ft59 m²

9 ft2.7 m

1 configuration with Indiana

Combined and divided set-ups that include Indiana
Configuration	Sq ft / m²	Ceiling	Banquet	Theater	Classroom	Reception	Conference	U-Shape
Indiana/IowaPlan this room →	1,254 sq ft117 m²	9 ft2.7 m	96	120	72	75	32	42

IowaPlan this room →

614 sq ft57 m²

9 ft2.7 m

KanePlan this room →

1,056 sq ft98 m²

10 ft3 m

Kansas CityPlan this room →

700 sq ft65 m²

8 ft2.4 m

1 configuration with Kansas City

Combined and divided set-ups that include Kansas City
Configuration	Sq ft / m²	Ceiling	Banquet	Theater	Classroom	Reception	Conference	U-Shape
Denver/Houston/Kansas CityPlan this room →	1,905 sq ft177 m²	8 ft2.4 m	144	180	100	125	—	54

LakeviewPlan this room →

792 sq ft74 m²

8 ft2.4 m

Lincolnshire IPlan this room →

462 sq ft43 m²

9 ft2.7 m

1 configuration with Lincolnshire I

Combined and divided set-ups that include Lincolnshire I
Configuration	Sq ft / m²	Ceiling	Banquet	Theater	Classroom	Reception	Conference	U-Shape
Lincolnshire I/IIPlan this room →	1,061 sq ft99 m²	9 ft2.7 m	72	90	45	60	38	36

Lincolnshire IIPlan this room →

599 sq ft56 m²

9 ft2.7 m

Los AngelesPlan this room →

640 sq ft59 m²

8 ft2.4 m

2 configurations with Los Angeles

Combined and divided set-ups that include Los Angeles
Configuration	Sq ft / m²	Ceiling	Banquet	Theater	Classroom	Reception	Conference	U-Shape
Los Angeles/MiamiPlan this room →	1,254 sq ft117 m²	8 ft2.4 m	96	120	72	80	32	42
Los Angeles/Miami/ScottsdalePlan this room →	1,905 sq ft177 m²	8 ft2.4 m	144	180	100	125	—	54

Marriott BallroomPlan this room →

4,011 sq ft373 m²

10 ft3 m

288

400

210

300

McHenryPlan this room →

874 sq ft81 m²

10 ft3 m

1 configuration with McHenry

Combined and divided set-ups that include McHenry
Configuration	Sq ft / m²	Ceiling	Banquet	Theater	Classroom	Reception	Conference	U-Shape
Kane/McHenryPlan this room →	1,938 sq ft180 m²	10 ft3 m	120	160	100	125	—	—

MiamiPlan this room →

614 sq ft57 m²

8 ft2.4 m

MichiganPlan this room →

604 sq ft56 m²

9 ft2.7 m

Michigan StatePlan this room →

486 sq ft45 m²

9 ft2.7 m

2 configurations with Michigan State

Combined and divided set-ups that include Michigan State
Configuration	Sq ft / m²	Ceiling	Banquet	Theater	Classroom	Reception	Conference	U-Shape
Indiana/Iowa/Michigan/Michigan StatePlan this room →	2,344 sq ft218 m²	9 ft2.7 m	180	200	120	200	—	78
Michigan/Michigan StatePlan this room →	1,090 sq ft101 m²	9 ft2.7 m	84	110	57	75	32	36

MinnesotaPlan this room →

527 sq ft49 m²

9 ft2.7 m

Navy PierPlan this room →

720 sq ft67 m²

8 ft2.4 m

NorthwesternPlan this room →

640 sq ft59 m²

9 ft2.7 m

2 configurations with Northwestern

Combined and divided set-ups that include Northwestern
Configuration	Sq ft / m²	Ceiling	Banquet	Theater	Classroom	Reception	Conference	U-Shape
Northwestern/OhioPlan this room →	1,254 sq ft117 m²	9 ft2.7 m	96	120	72	75	32	42
Northwestern/Ohio/Purdue/WisconsinPlan this room →	2,344 sq ft218 m²	9 ft2.7 m	180	200	120	200	48	78

O'HarePlan this room →

960 sq ft89 m²

8 ft2.4 m

OhioPlan this room →

614 sq ft57 m²

9 ft2.7 m

Old TownPlan this room →

925 sq ft86 m²

8 ft2.4 m

—

Printers RowPlan this room →

480 sq ft45 m²

8 ft2.4 m

PurduePlan this room →

604 sq ft56 m²

9 ft2.7 m

River NorthPlan this room →

572 sq ft53 m²

8 ft2.4 m

Salon IPlan this room →

5,444 sq ft506 m²

20 ft6.1 m

480

550

345

500

—

2 configurations with Salon I

Combined and divided set-ups that include Salon I
Configuration	Sq ft / m²	Ceiling	Banquet	Theater	Classroom	Reception	Conference	U-Shape
Salon I/IIPlan this room →	11,204 sq ft1,041 m²	20 ft6.1 m	1,056	1,200	720	1,000	—	—
Salon II/IIIPlan this room →	13,749 sq ft1,277 m²	20 ft6.1 m	1,344	1,600	880	1,400	—	—

Salon IIPlan this room →

5,760 sq ft535 m²

20 ft6.1 m

576

650

365

550

—

Salon IIIPlan this room →

7,989 sq ft742 m²

20 ft6.1 m

768

900

540

800

—

ScottsdalePlan this room →

614 sq ft57 m²

8 ft2.4 m

SheffieldPlan this room →

817 sq ft76 m²

10 ft3 m

StreetervillePlan this room →

540 sq ft50 m²

8 ft2.4 m

WatertowerPlan this room →

960 sq ft89 m²

8 ft2.4 m

WisconsinPlan this room →

486 sq ft45 m²

8.6 ft2.6 m

1 configuration with Wisconsin

Combined and divided set-ups that include Wisconsin
Configuration	Sq ft / m²	Ceiling	Banquet	Theater	Classroom	Reception	Conference	U-Shape
Purdue/WisconsinPlan this room →	1,090 sq ft101 m²	9 ft2.7 m	84	110	57	75	32	36

WrigleyvillePlan this room →

555 sq ft52 m²

7 ft2.1 m

Additional spaces (dimensions only) (5)

Additional spaces with published dimensions only at Chicago Marriott Downtown Magnificent Mile
Space	Sq ft / m²	Ceiling
5th Floor North Office Registration - NorthPlan this room →	235 sq ft22 m²	8 ft2.4 m
5th Floor South Office Registration - SouthPlan this room →	440 sq ft41 m²	8 ft2.4 m
7th Floor North Office Registration - NorthPlan this room →	236 sq ft22 m²	8 ft2.4 m
7th Floor South Office Registration - SouthPlan this room →	440 sq ft41 m²	8 ft2.4 m
Waveland FoyerPlan this room →	2,565 sq ft238 m²	9 ft2.7 m

Figures from published venue data; blank cells mean the venue hasn’t published that number. Verify final counts with the venue.

Sizing another room? Try the event room capacity calculator or the floor plan scale converter, or compare the largest event spaces in Chicago.

Frequently asked questions

What is the floor plan of Chicago Marriott Downtown Magnificent Mile?

Chicago Marriott Downtown Magnificent Mile has 56 rooms. The largest space is Grand Ballroom, 19,193 sq ft (92 × 208 ft). Every room's dimensions and seating capacity by setup are listed on this page. Chicago Marriott Downtown Magnificent Mile's own floor plans are published on its website, linked from this page.

How many event rooms does Chicago Marriott Downtown Magnificent Mile have?

Chicago Marriott Downtown Magnificent Mile has 56 rooms. 73 configurations are listed on this page.

What is the largest space at Chicago Marriott Downtown Magnificent Mile?

Grand Ballroom, 19,193 sq ft: 92 × 208 ft, 1,824 banquet / 2,200 theater.

How many people can Chicago Marriott Downtown Magnificent Mile seat for a banquet?

Up to 1,824 in Grand Ballroom. The next largest room, Salon II/III, seats 1,344.

What is the ceiling height at Chicago Marriott Downtown Magnificent Mile?

The highest ceiling is 20 ft, in Grand Ballroom.

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Chicago Marriott Downtown Magnificent Mile — Event Spaces, Floor Plans & Capacities

Floor plans

Room capacities & dimensions

Frequently asked questions

What is the floor plan of Chicago Marriott Downtown Magnificent Mile?

How many event rooms does Chicago Marriott Downtown Magnificent Mile have?

What is the largest space at Chicago Marriott Downtown Magnificent Mile?

How many people can Chicago Marriott Downtown Magnificent Mile seat for a banquet?

What is the ceiling height at Chicago Marriott Downtown Magnificent Mile?

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