The Bidwell Marriott Portland — Event Spaces, Floor Plans & Capacities

520 SW Broadway, Portland, OR 97205

8 rooms · largest space: River Ballroom, 1,776 sq ft165 m²

Planning an event in Portland? The Bidwell Marriott Portland has 8 meeting and event rooms. The largest space is River Ballroom, 1,776 sq ft165 m². It holds up to 125 guests. Capacity figures for every setup style are listed per room below.

Plan an event in River Ballroom: open a free to-scale layout seating 60 at round tables in its 24 × 74 ft footprint at floors.live/start — no account needed.

Between them, the 8 rooms accommodate theater-style sessions for up to 125, seated banquets for 100 and standing receptions for 100. 7 smaller rooms suit breakouts and board meetings. Per-room dimensions and every published setup figure are listed below.

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Unverified listing — compiled from The Bidwell Marriott Portland’s published information. Venue staff can verify capacities and setups free: floors.live/venues/us/oregon/portland/the-bidwell-marriott-portland/?claim=1.

Floor plans

Detailed floor plans for The Bidwell Marriott Portland are published on the venue’s official site.

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Room capacities & dimensions

8 rooms

Room capacities and dimensions for The Bidwell Marriott Portland
Space	Sq ft / m²	Ceiling	Banquet	Theater	Classroom	Reception	Conference	U-Shape
Columbia RoomPlan this room →	576 sq ft54 m²	11 ft3.4 m	40	45	26	40	24	20
Deschutes RoomPlan this room →	550 sq ft51 m²	11 ft3.4 m	40	40	24	40	24	20
McKenzie RoomPlan this room →	624 sq ft58 m²	11 ft3.4 m	40	45	26	40	24	20
Private Dining RoomPlan this room →	858 sq ft80 m²	—	32	—	—	50	14	16
River BallroomPlan this room →	1,776 sq ft165 m²	11 ft3.4 m	100	125	80	100	70	60
Rogue RoomPlan this room →	525 sq ft49 m²	11 ft3.4 m	40	40	24	40	24	20
Salmon BoardroomPlan this room →	476 sq ft44 m²	11 ft3.4 m	20	—	—	—	14	—
Willamette RoomPlan this room →	576 sq ft54 m²	11 ft3.4 m	30	35	18	35	20	14

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.

Frequently asked questions

What is the floor plan of The Bidwell Marriott Portland?

The Bidwell Marriott Portland has 8 rooms. The largest space is River Ballroom, 1,776 sq ft (24 × 74 ft). Every room's dimensions and seating capacity by setup are listed on this page. The Bidwell Marriott Portland's own floor plans are published on its website, linked from this page.

How many event rooms does The Bidwell Marriott Portland have?

The Bidwell Marriott Portland has 8 rooms.

What is the largest space at The Bidwell Marriott Portland?

River Ballroom, 1,776 sq ft: 24 × 74 ft, 100 banquet / 125 theater.

How many people can The Bidwell Marriott Portland seat for a banquet?

Up to 100 in River Ballroom. The next largest room, Columbia Room, seats 40.

What is the ceiling height at The Bidwell Marriott Portland?

The highest ceiling is 11 ft, in Columbia Room.

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