The Octagon is available as an event space for daytime meetings and evening receptions.

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Daytime rentals are available Monday through Wednesday. Evening rentals are available Monday through Saturday.

All day: 8am–5pm
Half day: 8am–noon or 1–5pm
Evening: 5–11pm

Maximum capacities

100 for standing receptions
50 for seated meetings and dinners

Due to space limitations, The Octagon is not available for wedding rentals. The courtyard behind The Octagon, along with The American Institute of Architects’ headquarters building, are available for weddings, as well as larger events. For more information about AIA rentals, please contact Amy Medawar, Senior Manager of Headquarters’ Meetings and Events, at or 202-626-7312.