Courtyard by Marriott Detroit Downtown — Event Spaces, Floor Plans & Capacities
333 E Jefferson Ave, Detroit, MI 48226
Planning an event in Detroit? Courtyard by Marriott Detroit Downtown has 12 function rooms across 11,167 sq ft1,037 m² of function space. The largest room, Corktown Ballroom, hosts up to 300 guests. Capacity figures for every setup style are listed per room below.
Between them, the 12 rooms accommodate theater-style sessions for up to 300, seated banquets for 220 and standing receptions for 300. 5 smaller rooms suit breakouts and board meetings. Per-room dimensions and every published setup figure are listed below.
Floor plans
Detailed floor plans for Courtyard by Marriott Detroit Downtown are published on the venue’s official site.
Work at this venue? to publish your official floor plans and 360° tours here — free.
Room capacities & dimensions
| Space | Sq ft / m² | Ceiling | Banquet | Theater | Classroom | Reception | Conference | U-Shape |
|---|---|---|---|---|---|---|---|---|
| Corktown BallroomPlan this room → | 3,200 sq ft297 m² | 12 ft3.7 m | 220 | 300 | 150 | 300 | 50 | 50 |
| Corktown APlan this room → | 800 sq ft74 m² | 12 ft3.7 m | 50 | 60 | 30 | 70 | 24 | 24 |
| Corktown BPlan this room → | 800 sq ft74 m² | 12 ft3.7 m | 50 | 60 | 30 | 70 | 24 | 24 |
| Corktown CPlan this room → | 800 sq ft74 m² | 12 ft3.7 m | 40 | 50 | 25 | 60 | 15 | 15 |
| Corktown DPlan this room → | 800 sq ft74 m² | 12 ft3.7 m | 50 | 60 | 30 | 70 | 24 | 24 |
| Skyline RoomPlan this room → | 2,000 sq ft186 m² | 12 ft3.7 m | 130 | 150 | 75 | 140 | 50 | 50 |
| Boston EdisonPlan this room → | 150 sq ft14 m² | — | — | — | — | — | 6 | — |
| Palmer WoodsPlan this room → | 128 sq ft12 m² | — | — | — | — | — | 6 | — |
| Cass CorridorPlan this room → | 126 sq ft12 m² | — | — | — | — | — | 6 | — |
| PiquettePlan this room → | 296 sq ft27 m² | — | — | — | — | — | 10 | — |
| MidtownPlan this room → | 592 sq ft55 m² | — | 50 | 30 | 20 | — | 20 | — |
Additional spaces (dimensions only) (1)
| Space | Sq ft / m² | Ceiling |
|---|---|---|
| Corktown FoyerPlan this room → | 1,475 sq ft137 m² | 12 ft3.7 m |
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 Courtyard by Marriott Detroit Downtown have?
- Courtyard by Marriott Detroit Downtown has 12 event spaces totaling 11,167 sq ft.
- What is the largest event space at Courtyard by Marriott Detroit Downtown?
- The largest event space at Courtyard by Marriott Detroit Downtown is Corktown Ballroom, which holds up to 300 guests across 3,200 sq ft.
- What is the banquet capacity of Corktown Ballroom at Courtyard by Marriott Detroit Downtown?
- Corktown Ballroom seats up to 220 guests in a banquet layout.
- How many people fit in Corktown Ballroom theater-style?
- Corktown Ballroom holds up to 300 guests in a theater setup.
- What are the dimensions of Corktown Ballroom?
- Corktown Ballroom measures 40 × 80 ft (3,200 sq ft) with 12 ft ceilings.
More event venues near Detroit
Other event venues in Detroit, MI
Event venues elsewhere in Michigan
- The Westin Southfield Detroit · Southfield
- Sheraton Detroit Novi Hotel · Novi
- Sheraton Detroit Metro Airport · Romulus
- Detroit Marriott Southfield · Southfield
- Detroit Marriott Livonia · Livonia
- Courtyard by Marriott Detroit Livonia · Livonia
- Courtyard by Marriott Detroit Metro Airport Romulus · Romulus
- Delta Hotels Detroit Novi · Farmington Hills
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