Philadelphia Marriott Downtown — Event Spaces, Floor Plans & Capacities

1201 Market St, Philadelphia, PA 19107

Philadelphia Marriott Downtown gives Philadelphia event planners 82 spaces to work with across 198,627 sq ft18,453 m² of function space. The largest room, Grand Ballroom, hosts up to 4,720 guests. Review the layouts and seating capacities below, then test your setup in 3D — free.

Across its 82 spaces, Philadelphia Marriott Downtown handles theater-style sessions for up to 3,500, seated banquets for 2,520 and standing receptions for 4,720. 29 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

Floor plans

Detailed floor plans for Philadelphia Marriott Downtown are published on the venue’s official site.

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

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

Room capacities & dimensions

Room capacities and dimensions for Philadelphia Marriott Downtown
SpaceCeiling
1201 Chef LabPlan this room →280 sq ft26 m²—14——25——
Conference Suite 1Plan this room →900 sq ft84 m²9 ft2.7 m———4014—
Conference Suite 2Plan this room →900 sq ft84 m²9 ft2.7 m———4014—
Conference Suite 3Plan this room →900 sq ft84 m²9 ft2.7 m———4014—
Franklin 1Plan this room →1,650 sq ft153 m²11 ft3.4 m1101901001704045
Franklin 10Plan this room →1,170 sq ft109 m²10.5 ft3.2 m90120601203035
Franklin 11Plan this room →1,320 sq ft123 m²11 ft3.4 m110140661203040
Franklin 12Plan this room →1,230 sq ft114 m²10.5 ft3.2 m110140661203040
Franklin 13Plan this room →1,290 sq ft120 m²11 ft3.4 m110140661203040
Franklin 2Plan this room →1,650 sq ft153 m²11 ft3.4 m1202001001704045
Franklin 3Plan this room →1,260 sq ft117 m²11 ft3.4 m110130661203040
Franklin 4Plan this room →1,260 sq ft117 m²11 ft3.4 m110130661203040
Franklin 5Plan this room →1,260 sq ft117 m²11 ft3.4 m110130661203040
Franklin 6Plan this room →1,260 sq ft117 m²11 ft3.4 m110130661203040
Franklin 7Plan this room →1,260 sq ft117 m²11 ft3.4 m110150651203035
Franklin 8Plan this room →1,500 sq ft139 m²11 ft3.4 m1202001001703540
Franklin 9Plan this room →1,170 sq ft109 m²11 ft3.4 m90120601203035
Franklin APlan this room →12,741 sq ft1,184 m²10.5 ft3.2 m7007504001,060——
Franklin BPlan this room →18,769 sq ft1,744 m²10.5 ft3.2 m1,0501,1006001,450——
Franklin HallPlan this room →31,962 sq ft2,969 m²10.5 ft3.2 m1,7201,7001,0502,410——
Grand BallroomPlan this room →34,300 sq ft3,187 m²22 ft6.7 m2,5203,5002,0804,720——
Hospitality Suite 1Plan this room →690 sq ft64 m²10 ft3 m24———1412
Independence BallroomPlan this room →2,640 sq ft245 m²21 ft6.4 m1902101102505460
Independence Ballroom Salon IPlan this room →720 sq ft67 m²21 ft6.4 m508040602527
Independence Ballroom Salon I & IIPlan this room →1,680 sq ft156 m²21 ft6.4 m120160801703240
Independence Ballroom Salon IIPlan this room →1,120 sq ft104 m²21 ft6.4 m708848952534
Independence Ballroom Salon II & IIIPlan this room →1,840 sq ft171 m²21 ft6.4 m130180701803538
Independence Ballroom Salon IIIPlan this room →960 sq ft89 m²21 ft6.4 m608450902530
Liberty BallroomPlan this room →6,144 sq ft571 m²21 ft6.4 m400520350570——
Liberty LanesPlan this room →1,350 sq ft125 m²————75——
Liberty Lanes PubPlan this room →—————75——
Liberty Salon APlan this room →2,432 sq ft226 m²21 ft6.4 m1502001002003540
Liberty Salon A & BPlan this room →3,712 sq ft345 m²21 ft6.4 m250360216370—60
Liberty Salon BPlan this room →1,280 sq ft119 m²21 ft6.4 m80110661203035
Liberty Salon B & CPlan this room →3,712 sq ft345 m²21 ft6.4 m250360216370—60
Liberty Salon CPlan this room →2,432 sq ft226 m²21 ft6.4 m1502201002003540
Lincoln LibraryPlan this room →360 sq ft33 m²————30——
Private Dining RoomPlan this room →770 sq ft72 m²15 ft4.6 m506540702424
Registration Desk IPlan this room →394 sq ft37 m²10 ft3 m405028501822
Registration Desk IIPlan this room →567 sq ft53 m²10 ft3 m405028501822
Room 301Plan this room →420 sq ft39 m²9 ft2.7 m305024401616
Room 302Plan this room →455 sq ft42 m²9 ft2.7 m305024401616
Room 303Plan this room →590 sq ft55 m²9 ft2.7 m506540602024
Room 304Plan this room →590 sq ft55 m²9 ft2.7 m506540602024
Room 305Plan this room →590 sq ft55 m²9 ft2.7 m506540602024
Room 306Plan this room →590 sq ft55 m²9 ft2.7 m506540602024
Room 307Plan this room →590 sq ft55 m²9 ft2.7 m506540602024
Room 308Plan this room →400 sq ft37 m²9 ft2.7 m305024401616
Room 309Plan this room →400 sq ft37 m²9 ft2.7 m304218402019
Room 310Plan this room →500 sq ft46 m²9 ft2.7 m406028462425
Room 401Plan this room →459 sq ft43 m²10 ft3 m405040502018
Room 402Plan this room →460 sq ft43 m²10 ft3 m405040502018
Room 403Plan this room →460 sq ft43 m²10 ft3 m405040502018
Room 404Plan this room →513 sq ft48 m²10 ft3 m405040502018
Room 405Plan this room →546 sq ft51 m²10 ft3 m405040502018
Room 406Plan this room →546 sq ft51 m²10 ft3 m405040502018
Room 407Plan this room →513 sq ft48 m²10 ft3 m405040502018
Room 408Plan this room →513 sq ft48 m²10 ft3 m405040502018
Room 409Plan this room →513 sq ft48 m²10 ft3 m405040502018
Room 410Plan this room →546 sq ft51 m²10 ft3 m405040502018
Room 411Plan this room →513 sq ft48 m²10 ft3 m405040502018
Room 412Plan this room →513 sq ft48 m²10 ft3 m405040502018
Room 413Plan this room →432 sq ft40 m²10 ft3 m305022402018
Room 414Plan this room →513 sq ft48 m²10 ft3 m405040502018
Room 415Plan this room →513 sq ft48 m²10 ft3 m405040502018
Room 501Plan this room →498 sq ft46 m²10 ft3 m405028501822
Room 502Plan this room →498 sq ft46 m²10 ft3 m405028501822
Salon APlan this room →1,564 sq ft145 m²18 ft5.5 m1201801002003040
Salon BPlan this room →1,564 sq ft145 m²18 ft5.5 m1201801002003040
Salon CPlan this room →1,564 sq ft145 m²18 ft5.5 m1201801002003040
Salon DPlan this room →1,564 sq ft145 m²18 ft5.5 m1201801002003040
Salon EPlan this room →4,968 sq ft462 m²22 ft6.7 m360500280520——
Salon FPlan this room →4,968 sq ft462 m²22 ft6.7 m360500280520——
Salon GPlan this room →4,968 sq ft462 m²22 ft6.7 m360500280520——
Salon HPlan this room →4,968 sq ft462 m²22 ft6.7 m360500280520——
Salon IPlan this room →1,120 sq ft104 m²18 ft5.5 m90120601302528
Salon JPlan this room →1,120 sq ft104 m²18 ft5.5 m90120601302528
Salon KPlan this room →1,120 sq ft104 m²18 ft5.5 m90120601302528
Salon LPlan this room →1,120 sq ft104 m²18 ft5.5 m90120601302528
TerracePlan this room →1,370 sq ft127 m²21 ft6.4 m———100——
Additional spaces (dimensions only) (2)
Additional spaces with published dimensions only at Philadelphia Marriott Downtown
SpaceSq ft / m²Ceiling
Hospitality Suite 2Plan this room →690 sq ft64 m²10 ft3 m
The GalleryPlan this room →1,450 sq ft135 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 spaces does Philadelphia Marriott Downtown have?
Philadelphia Marriott Downtown has 82 event spaces totaling 198,627 sq ft.
What is the largest event space at Philadelphia Marriott Downtown?
The largest event space at Philadelphia Marriott Downtown is Grand Ballroom, which holds up to 4,720 guests across 34,300 sq ft.
What is the banquet capacity of Grand Ballroom at Philadelphia Marriott Downtown?
Grand Ballroom seats up to 2,520 guests in a banquet layout.
How many people fit in Grand Ballroom theater-style?
Grand Ballroom holds up to 3,500 guests in a theater setup.
What are the dimensions of Grand Ballroom?
Grand Ballroom measures 140 × 245 ft (34,300 sq ft) with 22 ft ceilings.

More event venues near Philadelphia

Other event venues in Philadelphia, PA

Event venues elsewhere in Pennsylvania

Venues with similar capacity (~4,720 guests)