Rooms & Capacities
Sophisticated Style and Flexible Space
Our Chicago hotel offers sophisticated, stylish meeting spaces. The stunning Walnut Ballroom boasts 3,400 square feet, with captivating 15-foot ceilings, art deco chandeliers, warm walnut accents, and natural light. Our smaller Imperial and Orpheum Rooms are perfect for meetings and conferences, with the flexibility for breakouts. In short, our endlessly intriguing spaces empower our meeting planners to design, scale and customize every aspect of the event environment.
Lobby
| Room | Sq Ft | Dimensions | Banquet | Reception | U-Shape | Theater | Classroom | Hollow | Conference | 360 Views |
|---|---|---|---|---|---|---|---|---|---|---|
| Walnut Ballroom | 3,400' | 85' x 40' | 300 | 400 | 56 | 400 | 175 | 60 | 60 | See Inside |
| Walnut Foyer | 1,170' | 45' x 26' | - | 100 | - | - | - | - | - | See Inside |
| Crescendo Lounge | 285' | 15' x 19' | - | 15 | - | - | - | - | - | See Inside |
Mezzanine Level
| Room | Sq Ft | Dimensions | Banquet | Reception | U-Shape | Theater | Classroom | Hollow | Conference | 360 Views |
|---|---|---|---|---|---|---|---|---|---|---|
| Savoy | 2,884' | 70' x 26' | 170 | 250 | 40 | 60 | 50 | 30 | 30 | See Inside |
Ground Floor
| Room | Sq Ft | Dimensions | Banquet | Reception | U-Shape | Theater | Classroom | Hollow | Conference | 360 Views |
|---|---|---|---|---|---|---|---|---|---|---|
| Palladium | 1,276' | 44' x 29' | 80 | 150 | 26 | 75 | 46 | 32 | 30 | See Inside |
| Palladium Foyer | 340' | 17' x 20' | - | 30 | - | - | - | - | - | See Inside |
Third Floor
| Room | Sq Ft | Dimensions | Banquet | Reception | U-Shape | Theater | Classroom | Hollow | Conference | 360 Views |
|---|---|---|---|---|---|---|---|---|---|---|
| Aragon | 462' | 22' x 21' | 30 | 30 | 15 | 25 | 20 | 18 | 16 | See Inside |
| Imperial I | 1,906' | 72' x 34' | 100 | 100 | 26 | 100 | 60 | 50 | 50 | See Inside |
| Imperial II | 988' | 52' x 19' | 60 | 50 | 26 | 80 | 36 | 20 | 30 | See Inside |
| Imperial l + ll | 2,894' | 124' x 34' | 160 | 150 | 40 | 180 | 100 | 60 | 50 | See Inside |
| Orpheum I | 924' | 44' x 21' | 50 | 70 | 28 | 70 | 40 | 30 | 30 | See Inside |
| Orpheum II | 462' | 22' x 21' | 30 | 30 | 15 | 25 | 20 | 18 | 18 | See Inside |
| Orpheum l + ll | 1,386' | 66' x 21' | 80 | 100 | 46 | 100 | 50 | 45 | 50 | See Inside |
| Rialto I | 462' | 22' x 21' | 30 | 40 | 15 | 25 | 20 | 18 | 16 | See Inside |
| Rialto II | 462' | 22' x 21' | 30 | 40 | 15 | 25 | 20 | 18 | 16 | See Inside |
| Rialto l + ll | 924' | 44' x 21' | 60 | 70 | 24 | 60 | 40 | 30 | 24 | See Inside |
| Tivoli | 462' | 22' x 21' | 30 | 30 | 15 | 25 | 20 | 18 | 16 | See Inside |
Sixteenth Floor
| Room | Sq Ft | Dimensions | Banquet | Reception | U-Shape | Theater | Classroom | Hollow | Conference | 360 Views |
|---|---|---|---|---|---|---|---|---|---|---|
| Biograph | 280' | 20' x 14' | - | 14 | 9 | 20 | 10 | 8 | 10 | See Inside |
Nineteenth Floor
| Room | Sq Ft | Dimensions | Banquet | Reception | U-Shape | Theater | Classroom | Hollow | Conference | 360 Views |
|---|---|---|---|---|---|---|---|---|---|---|
| Starlet Suite | 950' | 19'x 50' | - | 20 | - | - | - | - | - | See Inside |
From conferences and intimate gatherings to weddings, graduations and business meetings, The Allegro Royal Sonesta Hotel is dedicated to personal service and memorable experiences … among the most amenable meeting rooms in Chicago.
Events & Meetings
It may be a day of projectors, coffee breaks and note-taking for sales training or professional development that calls for a conference room in Chicago. Perhaps it’s a 50th anniversary with a nostalgic slide show and a big band dance party. Maybe it’s a pair of young lovers tying the knot with families and friends sharing their special day. Whatever your needs, our team of professionals attend to every detail to provide the best Chicago meeting facilities and experience to make it an event to remember.
Plus, take advantage of these additional services:
- Concierge services
- Valet parking
- 24-hour state-of-the-art fitness center
- 24-hour Business Center
