Hilton Rosemont/Chicago O'Hare — Event Spaces, Floor Plans & Capacities

5550 N River Rd, Rosemont, IL 60018

Planning an event in Rosemont? Hilton Rosemont/Chicago O'Hare has 29 function rooms across 53,527 sq ft4,973 of function space. The largest room, Grand Ballroom, hosts up to 825 guests. Capacity figures for every setup style are listed per room below.

Between them, the 29 rooms accommodate theater-style sessions for up to 825, seated banquets for 500 and standing receptions for 825. 9 smaller rooms suit breakouts and board meetings. Per-room dimensions and every published setup figure are listed below.

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Floor plans

Detailed floor plans for Hilton Rosemont/Chicago O'Hare are published on the venue’s official site.

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Room capacities & dimensions

Room capacities and dimensions for Hilton Rosemont/Chicago O'Hare
SpaceCeiling
AldrinPlan this room →650 sq ft608 ft2.4 m4050244020201821
Aldrin & CrossfieldPlan this room →1,431 sq ft1338 ft2.4 m8090529035353035
ArmstrongPlan this room →1,458 sq ft1358 ft2.4 m8080708040403540
AuriolPlan this room →567 sq ft537 ft2.1 m1414
CollinsPlan this room →729 sq ft688 ft2.4 m5060325025252225
Conference Suite 322Plan this room →576 sq ft548 ft2.4 m3030123014141414
Conference Suite 422Plan this room →576 sq ft548 ft2.4 m14
Conference Suite 522Plan this room →576 sq ft548 ft2.4 m3030123014141414
Conference Suite 622Plan this room →576 sq ft548 ft2.4 m3030123014141414
CrossfieldPlan this room →675 sq ft638 ft2.4 m5060265020202025
DavisPlan this room →1,540 sq ft14311 ft3.4 m801308013035354045
Davis & HughesPlan this room →3,025 sq ft28111 ft3.4 m160
Davis, Hughes, Wright & YeagerPlan this room →4,510 sq ft41911 ft3.4 m240
DoolittlePlan this room →144 sq ft138 ft2.4 m66
EarhartPlan this room →1,540 sq ft14311 ft3.4 m801308013035354045
GarrosPlan this room →1,080 sq ft1008 ft2.4 m6070407030303235
Grand BallroomPlan this room →7,150 sq ft66411 ft3.4 m500825400825
HughesPlan this room →1,540 sq ft14311 ft3.4 m801308013035354045
Hughes & EarhartPlan this room →3,025 sq ft28111 ft3.4 m160
International BallroomPlan this room →6,050 sq ft56211 ft3.4 m360580320580
LindberghPlan this room →1,885 sq ft17511 ft3.4 m1201509015035354045
O'HarePlan this room →432 sq ft407 ft2.1 m3025152514141212
RickenbackerPlan this room →729 sq ft688 ft2.4 m4040244022222424
Salon 1Plan this room →3,575 sq ft33211 ft3.4 m22040018540035356570
Salon 2Plan this room →3,575 sq ft33211 ft3.4 m22040018540035356570
WrightPlan this room →784 sq ft7311 ft3.4 m4060326020202025
Wright & YeagerPlan this room →1,320 sq ft12311 ft3.4 m70
Wright, Yeager & DavisPlan this room →3,025 sq ft28111 ft3.4 m180
YeagerPlan this room →784 sq ft7311 ft3.4 m4060326020202025

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

Frequently asked questions

How many event spaces does Hilton Rosemont/Chicago O'Hare have?
Hilton Rosemont/Chicago O'Hare has 29 event spaces totaling 53,527 sq ft.
What is the largest event space at Hilton Rosemont/Chicago O'Hare?
The largest event space at Hilton Rosemont/Chicago O'Hare is Grand Ballroom, which holds up to 825 guests across 7,150 sq ft.
What is the banquet capacity of Grand Ballroom at Hilton Rosemont/Chicago O'Hare?
Grand Ballroom seats up to 500 guests in a banquet layout.
How many people fit in Grand Ballroom theater-style?
Grand Ballroom holds up to 825 guests in a theater setup.
What are the dimensions of Grand Ballroom?
Grand Ballroom measures 65 × 110 ft (7,150 sq ft) with 11 ft ceilings.

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