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Gaithersburg Marriott Washingtonian Center

9751 Washingtonian Boulevard · Gaithersburg, Maryland 20878 USA

Event Spaces & Facilities

Extraordinary events, from vibrant proms to elegant banquets, begin here in Gaithersburg, Maryland. Your guests will be delighted the moment they step into our gracious, wood- and stone-accented lobby; our stunning banquet hall venues set the stage for stylish occasions.

Grand Ballroom

This elegant, 5,940-square-foot banquet hall venue features sophisticated coffered ceilings, twinkling chandeliers, and superb architectural detailing. It accommodates up to 550 guests for a reception and 480 for a banquet.

Banquet hall in Gaithersburg, MD

Outdoor Terrace

When the weather here in Gaithersburg is mild, you can host your prom party on our 450-square-foot outdoor terrace, overlooking the lake. Treat your guests to breathtaking views!

Outdoor venue Gaithersburg, MD

Additional Event Space

In addition to our banquet hall and outdoor terrace venues, the Gaithersburg Marriott Washingtonian Center offers a range of smaller spaces for your Montgomery County event. Our planners will review floor plans and capacity charts with you, to help you select the perfect venue.

Prom venue Maryland