Sweeney Barn is a newly-renovated, unique venue located within easy traveling distance of Washington, DC. Our combination of elegance and serenity is sure to impress your guests, who will have access to the entire venue and grounds during your event. The Great Hall on our upper level is 3,240 sq ft, with soaring ceilings adorned by beautiful chandeliers. The Lower Level Meeting Room has 2,304 sq ft of space with beautiful natural lighting and light, airy tones. Both rooms are equipped for sound and projectors to make any meeting or private event a success.


The barn’s former hayloft has been redesigned into our largest event space perfect for fundraisers, retreats, holiday parties and galas. The open floor plan with 25 ft ceilings, crystal chandeliers and natural light allows you to customize your layout for any occasion. If you’re looking for something more exciting than the usual hotel ballroom, this unique space will create an experience to be remembered.

Room Capacity:

  • 325 Reception
  • 200 Banquet
  • 250 Theater
  • 160 Classroom

Lower Level Meeting Room

The meeting space on our ground level is perfect for more intimate events and VIP receptions. For evening fundraisers, galas and holiday parties, it’s an ideal area for cocktail hour, as guests greet each other before the main event. For corporate meetings, it makes for a relaxing lunch or breakout session – a refreshing change of setting from the main ballroom during an all-day training session or conference.

Room Capacity:

  • 230 Reception
  • 120 Banquet
  • 150 Theater
  • 60 Classroom

ADA accessible building

Sweeney Barn is an ADA accessible building with a state-of-the-art elevator to the second floor.


$500/hour*, including load-in and load-out
$400/hour* rate for charities and non-profits


*Friday – Sunday and holiday rates differ.
Please consult management for pricing.

Virtual Tour


Sweeney Barn

9310 Discovery Blvd.
Manassas, VA 20109
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