Courtyard by Marriott Dallas Flower Mound — Event Spaces & Capacities
4330 Courtyard Wy, Flower Mound, TX 75028
Planning an event in Flower Mound? Courtyard by Marriott Dallas Flower Mound has 8 function rooms across 17,513 sq ft1,627 m² of function space. The largest room, Trinity A B & C Ballroom, hosts up to 630 guests. Capacity figures for every setup style are listed per room below.
Floor plans
Detailed floor plans for Courtyard by Marriott Dallas Flower Mound are published on the venue’s official site.
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Room capacities & dimensions
| Space | Sq ft / m² | Ceiling | Banquet | Theater | Classroom | Reception | Conference | U-Shape |
|---|---|---|---|---|---|---|---|---|
| Brazos BoardroomPlan this room → | 500 sq ft46 m² | 10 ft3 m | 24 | 40 | 18 | 33 | 12 | 12 |
| ColoradoPlan this room → | 525 sq ft49 m² | 10 ft3 m | — | — | — | 14 | 14 | — |
| Trinity A B & C BallroomPlan this room → | 5,044 sq ft469 m² | 20 ft6.1 m | 300 | 500 | 180 | 630 | 96 | 230 |
| Trinity A BallroomPlan this room → | 1,716 sq ft159 m² | 20 ft6.1 m | 96 | 180 | 75 | 210 | 40 | 40 |
| Trinity B BallroomPlan this room → | 1,716 sq ft159 m² | 20 ft6.1 m | 96 | 180 | 75 | 210 | 40 | 40 |
| Trinity C BallroomPlan this room → | 1,612 sq ft150 m² | 20 ft6.1 m | 96 | 180 | 75 | 210 | 40 | 40 |
Additional spaces (dimensions only) (2)
| Space | Sq ft / m² | Ceiling |
|---|---|---|
| Outdoor Conference TerracePlan this room → | 3,400 sq ft316 m² | — |
| Pre-Function SpacePlan this room → | 3,000 sq ft279 m² | — |
Figures from published venue data; blank cells mean the venue hasn’t published that number. Verify final counts with the venue.