What is the banquet capacity of Atrium at Seattle Airport Marriott?

Atrium seats up to 650 guests in a banquet layout.

How many people fit in Atrium theater-style?

Atrium holds up to 760 guests in a theater setup.

How many event spaces does Seattle Airport Marriott have?

Seattle Airport Marriott has 23 event spaces totaling 40,855 sq ft.

Seattle Airport Marriott — Event Spaces & Capacities

3201 S 176th St, Seattle, WA 98188

Planning an event in Seattle? Seattle Airport Marriott has 23 function rooms across 40,855 sq ft3,796 m² of function space. The largest room, Atrium, hosts up to 800 guests. Capacity figures for every setup style are listed per room below.

Plan your event in this space — free

Floor plans

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

View official floor plans at Marriott ↗Plan your event in this space — free

Work at Seattle Airport Marriott? to publish your official floor plans and 360° tours here — free.

Room capacities & dimensions

Room capacities and dimensions for Seattle Airport Marriott
Space	Sq ft / m²	Ceiling	Banquet	Theater	Classroom	Reception	Conference	U-Shape
Aberdeen, Tacoma, EverettPlan this room →	360 sq ft33 m²	8 ft2.4 m	30	40	21	40	16	18
AtriumPlan this room →	7,500 sq ft697 m²	45 ft13.7 m	650	760	480	800	—	—
Atrium LoungePlan this room →	1,672 sq ft155 m²	45 ft13.7 m	144	180	—	200	—	—
Evergreen 2 SalonsPlan this room →	1,828 sq ft170 m²	14 ft4.3 m	160	200	112	200	—	68
Evergreen 3 SalonsPlan this room →	2,736 sq ft254 m²	14 ft4.3 m	240	340	192	300	—	90
Evergreen BallroomPlan this room →	3,600 sq ft334 m²	14 ft4.3 m	320	480	272	500	—	—
Four SalonsPlan this room →	3,648 sq ft339 m²	14 ft4.3 m	320	480	220	500	—	—
Mount RainierPlan this room →	460 sq ft43 m²	10 ft3 m	24	—	—	—	16	15
OlympiaPlan this room →	456 sq ft42 m²	8 ft2.4 m	30	45	24	50	20	20
Puget Sound BoardroomPlan this room →	247 sq ft23 m²	10 ft3 m	—	—	—	—	10	—
Renton, BremertonPlan this room →	360 sq ft33 m²	8 ft2.4 m	30	40	21	40	16	18
Salon 1,2 or 3Plan this room →	400 sq ft37 m²	9 ft2.7 m	40	50	24	50	20	20
Salon A,B,C,D or EPlan this room →	912 sq ft85 m²	14 ft4.3 m	80	96	48	100	30	34
Salon F,G,H or IPlan this room →	912 sq ft85 m²	14 ft4.3 m	80	96	48	100	30	34
Seattle 2 SalonsPlan this room →	800 sq ft74 m²	9 ft2.7 m	80	100	48	100	40	40
Seattle BallroomPlan this room →	1,250 sq ft116 m²	9 ft2.7 m	120	170	72	160	42	46
Snoqualmie BallroomPlan this room →	2,030 sq ft189 m²	13 ft4 m	170	200	96	200	—	46
Snoqualmie Salon 1Plan this room →	1,015 sq ft94 m²	13 ft4 m	80	96	48	100	30	34
Snoqualmie Salon 2Plan this room →	1,015 sq ft94 m²	13 ft4 m	80	96	48	100	30	34
Spokane BoardroomPlan this room →	494 sq ft46 m²	8 ft2.4 m	—	—	—	—	14	—
Three SalonsPlan this room →	2,736 sq ft254 m²	14 ft4.3 m	240	340	288	300	—	90
Two SalonsPlan this room →	1,824 sq ft169 m²	14 ft4.3 m	160	200	200	200	—	68
Washington BallroomPlan this room →	4,600 sq ft427 m²	14 ft4.3 m	420	620	352	600	—	—

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