What is the banquet capacity of Regency Ballroom at Hyatt Regency Portland at the Oregon Convention Center?

Regency Ballroom seats up to 880 guests in a banquet layout.

How many people fit in Regency Ballroom theater-style?

Regency Ballroom holds up to 1,200 guests in a theater setup.

How many event spaces does Hyatt Regency Portland at the Oregon Convention Center have?

Hyatt Regency Portland at the Oregon Convention Center has 35 event spaces totaling 23,634 sq ft.

Hyatt Regency Portland at the Oregon Convention Center — Event Spaces & Capacities

375 NE Holladay St, Portland, OR 97232

Hyatt Regency Portland at the Oregon Convention Center gives Portland event planners 35 spaces to work with across 23,634 sq ft2,196 m² of function space. The largest room, Regency Ballroom, hosts up to 1,200 guests. Review the layouts and seating capacities below, then test your setup in 3D — free.

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Floor plans

Detailed floor plans for Hyatt Regency Portland at the Oregon Convention Center are published on the venue’s official site.

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Room capacities & dimensions

Room capacities and dimensions for Hyatt Regency Portland at the Oregon Convention Center
Space		Ceiling
Columbia 1Plan this room →	966 sq ft90 m²	11 ft3.4 m	30	—	36	—	12	—	14
Columbia 2Plan this room →	966 sq ft90 m²	11 ft3.4 m	30	—	30	—	12	—	14
Columbia 3Plan this room →	966 sq ft90 m²	11 ft3.4 m	70	60	24	100	26	26	28
Columbia 4Plan this room →	475 sq ft44 m²	11 ft3.4 m	70	60	24	100	26	26	28
Columbia 5Plan this room →	475 sq ft44 m²	11 ft3.4 m	70	60	24	100	26	26	28
Deschutes APlan this room →	—	14 ft4.3 m	120	160	100	—	—	—	—
Deschutes ABPlan this room →	—	14 ft4.3 m	250	340	200	—	—	—	—
Deschutes BPlan this room →	—	14 ft4.3 m	140	200	120	—	—	—	—
Deschutes BallroomPlan this room →	—	14 ft4.3 m	500	500	300	—	—	—	—
Deschutes BCPlan this room →	—	14 ft4.3 m	250	340	200	—	—	—	—
Deschutes CPlan this room →	—	14 ft4.3 m	140	200	120	—	—	—	—
Multnomah RoomPlan this room →	1,131 sq ft105 m²	13 ft4 m	70	60	24	100	26	26	28
Regency BallroomPlan this room →	—	22 ft6.7 m	880	1,200	700	—	—	—	—
Regency Ballroom APlan this room →	—	22 ft6.7 m	250	340	220	—	—	—	—
Regency Ballroom BPlan this room →	—	22 ft6.7 m	270	370	230	—	—	—	—
Regency Ballroom BCDPlan this room →	—	22 ft6.7 m	600	840	500	—	—	—	—
Regency Ballroom CPlan this room →	—	22 ft6.7 m	150	200	130	—	—	—	—
Regency Ballroom DPlan this room →	—	22 ft6.7 m	150	200	130	—	—	—	—
Willamette 1Plan this room →	1,265 sq ft118 m²	13 ft4 m	100	90	32	130	32	32	36
Willamette 10Plan this room →	—	13 ft4 m	—	—	—	—	8	—	—
Willamette 1aPlan this room →	650 sq ft60 m²	13 ft4 m	50	48	16	70	16	16	18
Willamette 1bPlan this room →	700 sq ft65 m²	13 ft4 m	50	48	20	78	16	16	18
Willamette 2Plan this room →	575 sq ft53 m²	13 ft4 m	50	42	16	70	16	16	18
Willamette 3Plan this room →	625 sq ft58 m²	13 ft4 m	40	42	16	66	16	16	18
Willamette 4Plan this room →	575 sq ft53 m²	13 ft4 m	30	38	12	60	14	14	16
Willamette 5Plan this room →	625 sq ft58 m²	13 ft4 m	40	42	16	66	16	16	18
Willamette 6Plan this room →	575 sq ft53 m²	13 ft4 m	30	38	12	60	14	14	16
Willamette 7Plan this room →	625 sq ft58 m²	13 ft4 m	40	42	16	66	16	16	18
Willamette 8Plan this room →	575 sq ft53 m²	13 ft4 m	30	38	12	60	14	14	16
Willamette 9Plan this room →	425 sq ft39 m²	13 ft4 m	40	42	16	66	16	16	18

Additional spaces (dimensions only) (5)

Additional spaces with published dimensions only at Hyatt Regency Portland at the Oregon Convention Center
Space	Sq ft / m²	Ceiling
Planner OfficePlan this room →	11 × 10 ft3.4 × 3 m	12 ft3.7 m
Regency Ballroom ABPlan this room →	80 × 90 ft24.4 × 27.4 m	22 ft6.7 m
Regency Ballroom CDPlan this room →	80 × 53 ft24.4 × 16.2 m	22 ft6.7 m
Regency Ballroom Pre-FunctionPlan this room →	11,440 sq ft1,063 m²	22 ft6.7 m
StudyPlan this room →	16 × 25 ft4.9 × 7.6 m	11 ft3.4 m

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