Marriott DFW Airport South — Event Spaces, Floor Plans & Capacities

4151 Centreport Dr, Fort Worth, TX 76155

Marriott DFW Airport South gives Fort Worth event planners 25 spaces to work with across 61,091 sq ft5,676 m² of function space. The largest room, Trinity Ballroom, hosts up to 750 guests. Review the layouts and seating capacities below, then test your setup in 3D — free.

Across its 25 spaces, Marriott DFW Airport South handles theater-style sessions for up to 550, seated banquets for 500 and standing receptions for 750. 14 smaller rooms suit breakouts and board meetings. Exact figures for every room and setup style are in the chart below.

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Floor plans

Detailed floor plans for Marriott DFW Airport South are published on the venue’s official site.

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Room capacities & dimensions

Room capacities and dimensions for Marriott DFW Airport South
SpaceSq ft / m²CeilingBanquetTheaterClassroomReceptionConferenceU-Shape
Trinity BallroomPlan this room →7,480 sq ft695 m²14 ft4.3 m500550350750——
Trinity IPlan this room →572 sq ft53 m²11 ft3.4 m454020502020
Trinity IIPlan this room →638 sq ft59 m²11 ft3.4 m454020502020
Trinity IIIPlan this room →2,475 sq ft230 m²14 ft4.3 m175150150200—57
Trinity IVPlan this room →2,475 sq ft230 m²14 ft4.3 m175150150200—57
Trinity VPlan this room →624 sq ft58 m²11 ft3.4 m454020502020
Trinity VIPlan this room →696 sq ft65 m²11 ft3.4 m454020502020
Trinity I, IIPlan this room →1,210 sq ft112 m²—454020504020
Trinity III, IVPlan this room →4,950 sq ft460 m²—175150256200—57
Trinity V, VIPlan this room →1,320 sq ft123 m²—454020504020
Trinity I, II, IIIPlan this room →3,686 sq ft342 m²—45402050—20
Trinity IV, V, VIPlan this room →3,795 sq ft353 m²—175150192200—57
Trinity I, II, III, IVPlan this room →6,161 sq ft572 m²—45402050—20
Trinity III, IV, V, VIPlan this room →6,270 sq ft583 m²—175150320200—57
CentreportPlan this room →1,049 sq ft97 m²10 ft3 m603228642830
Clear ForkPlan this room →578 sq ft54 m²9 ft2.7 m301214301418
West ForkPlan this room →578 sq ft54 m²9 ft2.7 m301214301418
Little BearPlan this room →454 sq ft42 m²8 ft2.4 m301214201415
Big BearPlan this room →454 sq ft42 m²8 ft2.4 m301214201415
Lower AtriumPlan this room →2,000 sq ft186 m²25 ft7.6 m120——175——
Trinity I, II FoyerPlan this room →572 sq ft53 m²11 ft3.4 m45402050—20
Trinity III FoyerPlan this room →2,475 sq ft230 m²14 ft4.3 m175150—200—57
Trinity IV FoyerPlan this room →2,475 sq ft230 m²14 ft4.3 m175150—200—57
Trinity V, VI FoyerPlan this room →624 sq ft58 m²11 ft3.4 m45402050—20
Additional spaces (dimensions only) (1)
Additional spaces with published dimensions only at Marriott DFW Airport South
SpaceSq ft / m²Ceiling
Trinity Ballroom FoyerPlan this room →7,480 sq ft695 m²14 ft4.3 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 Marriott DFW Airport South have?
Marriott DFW Airport South has 25 event spaces totaling 61,091 sq ft.
What is the largest event space at Marriott DFW Airport South?
The largest event space at Marriott DFW Airport South is Trinity Ballroom, which holds up to 750 guests across 7,480 sq ft.
What is the banquet capacity of Trinity Ballroom at Marriott DFW Airport South?
Trinity Ballroom seats up to 500 guests in a banquet layout.
How many people fit in Trinity Ballroom theater-style?
Trinity Ballroom holds up to 550 guests in a theater setup.
What are the dimensions of Trinity Ballroom?
Trinity Ballroom measures 55 × 136 ft (7,480 sq ft) with 14 ft ceilings.

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