The St. Regis San Francisco — Event Spaces, Floor Plans & Capacities

125 3rd St, San Francisco, CA 94103

With 19 event spaces across 34,448 sq ft3,200 m² of function space, The St. Regis San Francisco is a flexible choice for meetings and celebrations in San Francisco. The largest room, Gallery Ballroom, hosts up to 400 guests. Full capacity details for each room are below.

Between them, the 19 rooms accommodate theater-style sessions for up to 400, seated banquets for 300 and standing receptions for 350. 3 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 The St. Regis San Francisco are published on the venue’s official site.

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Room capacities & dimensions

Room capacities and dimensions for The St. Regis San Francisco
SpaceSq ft / m²CeilingBanquetTheaterClassroomReceptionConferenceU-Shape
CollectionsPlan this room →1,380 sq ft128 m²8.5 ft2.6 m100130901003636
Collections IPlan this room →437 sq ft41 m²8.5 ft2.6 m305018401012
Collections IIPlan this room →943 sq ft88 m²8.5 ft2.6 m607254602424
ConservatoryPlan this room →2,080 sq ft193 m²12 ft3.7 m1201641001504444
Gallery BallroomPlan this room →4,640 sq ft431 m²16.9 ft5.2 m3004002403504450
Gallery IPlan this room →2,494 sq ft232 m²16.9 ft5.2 m1501701202003238
Gallery IIPlan this room →2,146 sq ft199 m²16.9 ft5.2 m1301701201503236
ImpressionistPlan this room →1,518 sq ft141 m²11.5 ft3.5 m100130901154040
Impressionist IPlan this room →1,058 sq ft98 m²11.5 ft3.5 m708863752628
Impressionist IIPlan this room →460 sq ft43 m²11.5 ft3.5 m305018401012
ModernistPlan this room →1,152 sq ft107 m²10.5 ft3.2 m7010054802424
Muse BoardroomPlan this room →960 sq ft89 m²8.8 ft2.7 m————20—
The WilliamsPlan this room →1,929 sq ft179 m²—50884210036—
VitrinePlan this room →2,793 sq ft259 m²8.5 ft2.6 m6070487532—
Yerba Buena TerracePlan this room →3,600 sq ft334 m²16 ft4.9 m2503001602503244
Additional spaces (dimensions only) (4)
Additional spaces with published dimensions only at The St. Regis San Francisco
SpaceSq ft / m²Ceiling
Level Four FoyerPlan this room →2,184 sq ft203 m²8 ft2.4 m
Level Three FoyerPlan this room →1,386 sq ft129 m²7.9 ft2.4 m
Sculpture IPlan this room →2,205 sq ft205 m²16.9 ft5.2 m
Sculpture IIPlan this room →1,083 sq ft101 m²10 ft3 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 The St. Regis San Francisco have?
The St. Regis San Francisco has 19 event spaces totaling 34,448 sq ft.
What is the largest event space at The St. Regis San Francisco?
The largest event space at The St. Regis San Francisco is Gallery Ballroom, which holds up to 400 guests across 4,640 sq ft.
What is the banquet capacity of Gallery Ballroom at The St. Regis San Francisco?
Gallery Ballroom seats up to 300 guests in a banquet layout.
How many people fit in Gallery Ballroom theater-style?
Gallery Ballroom holds up to 400 guests in a theater setup.
What are the dimensions of Gallery Ballroom?
Gallery Ballroom measures 58 × 80 ft (4,640 sq ft) with 16.9 ft ceilings.

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