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Event Spaces in the Castle


The Castle includes three distinctive indoor spaces and an adjoining garden for outdoor evening events.

The Commons Interior

The Commons

Hardly common at all, this majestic space features a soaring vaulted ceiling, neo-gothic details and exhibition cases of artifacts from many of the Smithsonian’s museums and research centers.


Available for daytime or evening use.

Seated Capacity: 120
Standing Capacity: 160

Schermer Hall

Schermer Hall

This intimate, cloister-like setting is ideal for small dinners or pre-dinner cocktails.


Available for daytime or evening use.

Seated Capacity: 40
Standing Capacity: 75

Note: capacities vary depending on changing exhibitions.

The Great Hall

Great Hall

The Great Hall of the Castle is a grand two-story space highlighted by tall windows and towering arched columns topped with ornate capitals.


Available for evening use.

Please contact us for capacities.

Haupt Garden

Enid A. Haupt Garden

Host an event in this elegant formal garden, which features seasonal plantings along its paths and in a central parterre. The garden is located just outside the south door of the Castle.


Available for evening use.

Seated Capacity: 300
Standing Capacity: 400