Courtyard by Marriott Dallas Flower Mound — Event Spaces, Floor Plans & Capacities

4330 Courtyard Wy, Flower Mound, TX 75028

7 rooms · largest space: Trinity A B & C Ballroom, 5,044 sq ft469 m²

Planning an event in Flower Mound? Courtyard by Marriott Dallas Flower Mound has 7 meeting and event rooms. The largest space is Trinity A B & C Ballroom, 5,044 sq ft469 m² (divisible into 3 sections). It holds up to 630 guests. Capacity figures for every setup style are listed per room below.

Between them, the 7 rooms accommodate theater-style sessions for up to 500, seated banquets for 300 and standing receptions for 630. 2 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 Courtyard by Marriott Dallas Flower Mound are published on the venue’s official site.

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Room capacities & dimensions

7 rooms, 8 configurations. Combined and divided set-ups are listed under their room.

Room capacities and dimensions for Courtyard by Marriott Dallas Flower Mound
SpaceSq ft / m²CeilingBanquetTheaterClassroomReceptionConferenceU-Shape
Brazos BoardroomPlan this room →500 sq ft46 m²10 ft3 m244018331212
ColoradoPlan this room →525 sq ft49 m²10 ft3 m———1414—
Trinity A BallroomPlan this room →1,716 sq ft159 m²20 ft6.1 m96180752104040
1 configuration with Trinity A Ballroom
Combined and divided set-ups that include Trinity A Ballroom
ConfigurationSq ft / m²CeilingBanquetTheaterClassroomReceptionConferenceU-Shape
Trinity A B & C BallroomPlan this room →5,044 sq ft469 m²20 ft6.1 m30050018063096230
Trinity B BallroomPlan this room →1,716 sq ft159 m²20 ft6.1 m96180752104040
Trinity C BallroomPlan this room →1,612 sq ft150 m²20 ft6.1 m96180752104040
Additional spaces (dimensions only) (2)
Additional spaces with published dimensions only at Courtyard by Marriott Dallas Flower Mound
SpaceSq ft / m²Ceiling
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.

Frequently asked questions

How many event rooms does Courtyard by Marriott Dallas Flower Mound have?

Courtyard by Marriott Dallas Flower Mound has 7 rooms. 8 configurations are listed on this page.

What is the largest space at Courtyard by Marriott Dallas Flower Mound?

Trinity A B & C Ballroom, 5,044 sq ft (divisible into 3 sections): 97 × 52 ft, 300 banquet / 500 theater.

How many people can Courtyard by Marriott Dallas Flower Mound seat for a banquet?

Up to 300 in Trinity A B & C Ballroom. The next largest room, Brazos Boardroom, seats 24.

Can Trinity A B & C Ballroom be divided?

Yes. Trinity A B & C Ballroom divides into 3 sections: Trinity A Ballroom, Trinity B Ballroom, Trinity C Ballroom.

What is the ceiling height at Courtyard by Marriott Dallas Flower Mound?

The highest ceiling is 20 ft, in Trinity A Ballroom.

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