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Westfields Marriott Washington Dulles

Event Spaces

Explore our exceptional event venues and ballrooms at Westfields Marriott Washington Dulles. Located in Northern Virginia, our hotel offers well-appointed venues for all types of corporate functions, as well as excellent catering and event planning services.

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Abundance of Space to Meet Your Needs

Elevate your Northern Virginia meeting experience at our hotel in Chantilly. Select from 31 meeting rooms and 40,000 square feet of flexible event space. Take advantage of over 20,000 square feet of strategically located pre-function space. All of our venues and ballrooms feature individually controlled, multi-level lighting and evenly-distributed acoustics to accentuate your event. Ask about our fantastic overnight accommodations to event space ratio, where you can make our space exclusively yours with 200 to 300 peak group nights.

Washingtonian Ballroom

Take advantage of 7,615 square feet of elegant space in our Washingtonian Ballroom. Our largest event venue can accommodate up to 800 people for a conference or up to 490 for a banquet.

Conference Suites

Choose among five dedicated conference suite venues with indoor/outdoor access. Host your intimate board meeting or cocktail party in our hospitality suites or VIP rooms.

Sunset Terrace

Our 9,000-square-foot patio is ideal for evening events, banquets and receptions. Take in picturesque woodland views or starry skies as you mingle with your guests. This charming space can be tented to accommodate all seasons and weather conditions.

Fairfax Room

From innovative meetings to elaborate social events, our Fairfax Room in Northern Virginia can host any occasion. Boasting an abundance of natural light with large picture windows, our unique event space also provides the setting for a reception, buffet-style breakfast or plated lunch.

Lincoln Forum

Seat up to 180 guests in our dedicated amphitheater, the Lincoln Forum. Host productive keynote speeches or screenings, or other corporate events in this distinguished venue.

Additional Event Spaces

Configure our versatile ballrooms into one large space or smaller, more intimate venues as your event requires. Discover new linenless tables, executive-style swivel chairs and the very latest in meeting technology in our facilities in Northern Virginia.

Jeffersonian Ballroom

Explore our Jeffersonian Ballroom as your venue for a successful corporate function. Ideally suitable for theater-style or schoolroom-style seating arrangements, this event space is perfect for a conference or training session.


Our elegantly appointed Adams venue offers utmost privacy and the latest in technological advances. Discuss the possibilities with our dedicated Meeting Planners.


Meet over dinner in our private dining venue. Enjoy privacy and comfort in this updated event space. Our culinary staff will be delighted to work with you to create the ideal menu for your Northern Virginia event.


Sit back and relax over a delicious meal in our Westcot venue. Ideal for small meetings and gatherings, this event space features contemporary décor and a prime location in Chantilly, in Northern Virginia.


Select our soundproof meeting venue with state-of-the-art technology. Brainstorm, collaborate, or view videos with your team in our modern, flexible Studio. Make use of streaming Wi-Fi devices, a 70-inch screen, touch screen capabilities, customizable lighting and studio speakers.

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