Marriott Columbus Northwest — Event Spaces, Floor Plans & Capacities

5605 Blazer Pkwy, Dublin, OH 43017

Marriott Columbus Northwest gives Dublin event planners 27 spaces to work with across 47,478 sq ft4,411 m² of function space. The largest room, Dublin Ballroom, hosts up to 728 guests. Review the layouts and seating capacities below, then test your setup in 3D — free.

Across its 27 spaces, Marriott Columbus Northwest handles theater-style sessions for up to 560, seated banquets for 450 and standing receptions for 728. 11 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 Marriott Columbus Northwest are published on the venue’s official site.

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

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

Room capacities & dimensions

Room capacities and dimensions for Marriott Columbus Northwest
SpaceSq ft / m²CeilingBanquetTheaterClassroomReceptionConferenceU-Shape
Dublin BallroomPlan this room →6,557 sq ft609 m²14 ft4.3 m450560264728——
Dublin IPlan this room →670 sq ft62 m²11 ft3.4 m406032802018
Dublin IIPlan this room →662 sq ft62 m²11 ft3.4 m406032802020
Dublin IIIPlan this room →1,950 sq ft181 m²14 ft4.3 m1301601082255050
Dublin IVPlan this room →1,950 sq ft181 m²14 ft4.3 m1301601082255050
Dublin VPlan this room →669 sq ft62 m²11 ft3.4 m406032802020
Dublin VIPlan this room →656 sq ft61 m²11 ft3.4 m406032802020
Franklin Meeting RoomPlan this room →790 sq ft73 m²10 ft3 m507040803030
Union Meeting RoomPlan this room →307 sq ft29 m²10 ft3 m20251630169
Madison Meeting RoomPlan this room →307 sq ft29 m²10 ft3 m20251630169
Columbus Executive BoardroomPlan this room →416 sq ft39 m²10 ft3 m————16—
Westerville Executive BoardroomPlan this room →454 sq ft42 m²10 ft3 m————14—
Worthington Executive BoardroomPlan this room →454 sq ft42 m²10 ft3 m————14—
Hilliard Executive BoardroomPlan this room →550 sq ft51 m²8 ft2.4 m————14—
Powell Executive BoardroomPlan this room →550 sq ft51 m²8 ft2.4 m————14—
Grandview Executive BoardroomPlan this room →550 sq ft51 m²8 ft2.4 m—3016—2018
Muirfield Executive BoardroomPlan this room →550 sq ft51 m²8 ft2.4 m—3021—1418
Arlington Executive BoardroomPlan this room →550 sq ft51 m²8 ft2.4 m303016402018
Marysville Executive BoardroomPlan this room →550 sq ft51 m²8 ft2.4 m303021—2018
Additional spaces (dimensions only) (8)
Additional spaces with published dimensions only at Marriott Columbus Northwest
SpaceSq ft / m²Ceiling
Atrium TerracePlan this room →2,000 sq ft186 m²25 ft7.6 m
Dublin 1 & 2Plan this room →1,334 sq ft124 m²11 ft3.4 m
Dublin 1, 2, 3Plan this room →3,444 sq ft320 m²14 ft4.3 m
Dublin 3 & 4Plan this room →3,850 sq ft358 m²14 ft4.3 m
Dublin 1, 2, 3 & 4Plan this room →6,380 sq ft593 m²11 ft3.4 m
Dublin 4, 5, 6Plan this room →6,804 sq ft632 m²11 ft3.4 m
Dublin 5 & 6Plan this room →1,334 sq ft124 m²11 ft3.4 m
Dublin 3, 4, 5 & 6Plan this room →3,190 sq ft296 m²11 ft3.4 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 Marriott Columbus Northwest have?
Marriott Columbus Northwest has 27 event spaces totaling 47,478 sq ft.
What is the largest event space at Marriott Columbus Northwest?
The largest event space at Marriott Columbus Northwest is Dublin Ballroom, which holds up to 728 guests across 6,557 sq ft.
What is the banquet capacity of Dublin Ballroom at Marriott Columbus Northwest?
Dublin Ballroom seats up to 450 guests in a banquet layout.
How many people fit in Dublin Ballroom theater-style?
Dublin Ballroom holds up to 560 guests in a theater setup.
What are the dimensions of Dublin Ballroom?
Dublin Ballroom measures 55 × 116 ft (6,557 sq ft) with 14 ft ceilings.

More event venues near Dublin

Other event venues in Dublin, OH

Event venues elsewhere in Ohio

Venues with similar capacity (~728 guests)