Houston Marriott Westchase — Event Spaces, Floor Plans & Capacities

2900 Briarpark Dr, Houston, TX 77042

43 rooms · largest space: Grand Pavilion, 14,794 sq ft1,374 m²

Houston Marriott Westchase in Houston offers 43 event rooms. The largest space is Grand Pavilion, 14,794 sq ft1,374 m². It holds up to 1,200 guests. Explore the floor plans and capacity charts below, or start arranging your own layout in the free planner.

Plan an event in Grand Pavilion: open a free to-scale layout seating 900 at round tables in its 114 × 130 ft footprint at floors.live/start — no account needed.

Across its 43 rooms, Houston Marriott Westchase handles theater-style sessions for up to 1,200, seated banquets for 900 and standing receptions for 1,100. 18 smaller rooms suit breakouts and board meetings. Exact figures for every room and setup style are in the chart below.

Plan your event in this space — free

Unverified listing — compiled from Houston Marriott Westchase’s published information. Venue staff can verify capacities and setups free: floors.live/venues/us/texas/houston/houston-marriott-westchase/?claim=1.

Floor plans

Detailed floor plans for Houston Marriott Westchase are published on the venue’s official site.

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Room capacities & dimensions

43 rooms

Room capacities and dimensions for Houston Marriott Westchase
Space		Ceiling
Briarpark 1Plan this room →	689 sq ft64 m²	12 ft3.7 m	30	50	24	50	14	18
Briarpark 1, 2Plan this room →	1,344 sq ft125 m²	12 ft3.7 m	70	100	60	100	32	36
Briarpark 1,2,3Plan this room →	2,066 sq ft192 m²	12 ft3.7 m	140	160	100	160	—	—
Briarpark 2Plan this room →	689 sq ft64 m²	12 ft3.7 m	30	50	24	50	14	18
Briarpark 2, 3Plan this room →	1,344 sq ft125 m²	12 ft3.7 m	70	100	60	100	32	36
Briarpark 3Plan this room →	689 sq ft64 m²	12 ft3.7 m	30	50	24	50	14	18
Diplomat BoardroomPlan this room →	498 sq ft46 m²	12 ft3.7 m	—	—	—	—	10	—
Executive BoardroomPlan this room →	520 sq ft48 m²	12 ft3.7 m	—	—	—	—	10	—
Grand Ballroom APlan this room →	774 sq ft72 m²	14 ft4.3 m	40	50	24	50	20	24
Grand Ballroom A, BPlan this room →	1,552 sq ft144 m²	14 ft4.3 m	90	90	60	90	38	42
Grand Ballroom A, B, CPlan this room →	2,333 sq ft217 m²	14 ft4.3 m	150	150	112	150	56	—
Grand Ballroom A, B, C, D, EPlan this room →	6,995 sq ft650 m²	14 ft4.3 m	440	700	430	700	—	—
Grand Ballroom A, B, C, D, E, F, G, HPlan this room →	9,336 sq ft867 m²	14 ft4.3 m	630	1,000	550	1,000	—	—
Grand Ballroom BPlan this room →	774 sq ft72 m²	14 ft4.3 m	40	50	24	50	20	24
Grand Ballroom B, CPlan this room →	1,552 sq ft144 m²	14 ft4.3 m	90	90	60	90	38	42
Grand Ballroom CPlan this room →	774 sq ft72 m²	14 ft4.3 m	40	50	24	50	20	24
Grand Ballroom DPlan this room →	2,333 sq ft217 m²	14 ft4.3 m	150	150	112	150	—	—
Grand Ballroom D, E, F, G, HPlan this room →	6,995 sq ft650 m²	14 ft4.3 m	440	700	430	700	—	—
Grand Ballroom EPlan this room →	2,333 sq ft217 m²	14 ft4.3 m	150	150	112	150	—	—
Grand Ballroom FPlan this room →	774 sq ft72 m²	14 ft4.3 m	40	50	24	50	20	24
Grand Ballroom F, GPlan this room →	1,552 sq ft144 m²	14 ft4.3 m	90	90	60	90	38	42
Grand Ballroom F, G, HPlan this room →	2,333 sq ft217 m²	14 ft4.3 m	150	150	112	150	—	—
Grand Ballroom GPlan this room →	774 sq ft72 m²	14 ft4.3 m	40	50	24	50	20	24
Grand Ballroom G, HPlan this room →	1,552 sq ft144 m²	14 ft4.3 m	90	90	60	90	38	42
Grand Ballroom HPlan this room →	774 sq ft72 m²	14 ft4.3 m	40	50	24	50	20	24
Grand FoyerPlan this room →	7,425 sq ft690 m²	11 ft3.4 m	450	500	320	500	—	—
Grand PavilionPlan this room →	14,794 sq ft1,374 m²	14 ft4.3 m	900	1,200	550	1,100	—	—
Richmond 1Plan this room →	682 sq ft63 m²	12 ft3.7 m	30	50	24	50	14	18
Richmond 1, 2Plan this room →	1,363 sq ft127 m²	12 ft3.7 m	70	100	60	100	32	36
Richmond 1, 2, 3Plan this room →	2,045 sq ft190 m²	12 ft3.7 m	140	160	100	160	—	—
Richmond 2Plan this room →	682 sq ft63 m²	12 ft3.7 m	30	50	24	50	14	18
Richmond 2, 3Plan this room →	1,363 sq ft127 m²	12 ft3.7 m	70	100	60	100	32	36
Richmond 3Plan this room →	682 sq ft63 m²	12 ft3.7 m	30	50	24	50	14	18
Rose GardenPlan this room →	4,500 sq ft418 m²	12 ft3.7 m	200	100	30	100	22	18
Westchase 1Plan this room →	441 sq ft41 m²	12 ft3.7 m	30	32	21	30	16	16
Westchase 1, 2, 3Plan this room →	1,328 sq ft123 m²	12 ft3.7 m	90	120	64	120	—	—
Westchase 1,2Plan this room →	886 sq ft82 m²	12 ft3.7 m	60	90	40	90	28	28
Westchase 1,2,3,4Plan this room →	1,867 sq ft173 m²	12 ft3.7 m	140	170	88	170	—	—
Westchase 2Plan this room →	441 sq ft41 m²	12 ft3.7 m	30	32	21	30	16	16
Westchase 2,3Plan this room →	886 sq ft82 m²	12 ft3.7 m	60	90	40	90	28	30
Westchase 3Plan this room →	441 sq ft41 m²	12 ft3.7 m	30	32	21	30	16	16
Westchase 3,4Plan this room →	886 sq ft82 m²	12 ft3.7 m	60	90	40	90	28	30
Westchase 4Plan this room →	539 sq ft50 m²	12 ft3.7 m	30	32	21	30	16	16

Figures from published venue data; blank cells mean the venue hasn’t published that number. Verify final counts with the venue.

Sizing another room? Try the event room capacity calculator or the floor plan scale converter, or compare the largest event spaces in Houston.

Frequently asked questions

What is the floor plan of Houston Marriott Westchase?

Houston Marriott Westchase has 43 rooms. The largest space is Grand Pavilion, 14,794 sq ft (113.8 × 130 ft). Every room's dimensions and seating capacity by setup are listed on this page. Houston Marriott Westchase's own floor plans are published on its website, linked from this page.

How many event rooms does Houston Marriott Westchase have?

Houston Marriott Westchase has 43 rooms.

What is the largest space at Houston Marriott Westchase?

Grand Pavilion, 14,794 sq ft: 113.8 × 130 ft, 900 banquet / 1,200 theater.

How many people can Houston Marriott Westchase seat for a banquet?

Up to 900 in Grand Pavilion. The next largest room, Grand Ballroom A, B, C, D, E, F, G, H, seats 630.

What is the ceiling height at Houston Marriott Westchase?

The highest ceiling is 14 ft, in Grand Ballroom A.

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