Stewards of the iconic buildings and grounds of Capitol Hill since 1793.

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In the late 19th century the architectural style of the Thomas Jefferson Building was said to be "Italian Renaissance." Today, it is recognized as a premier example of the Beaux Arts style, which is theatrical, heavily ornamented and kinetic. It is a style perfectly suited to a young, wealthy, and imperialistic nation in its Gilded Age.
The Library of Congress began in 1800 with a small appropriation to buy...

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A virtual Map of Capitol Hill from above
View a map of the U.S. Capitol and other buildings and grounds cared for by the...

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An AOC worker mowing the grass on the grounds of the U.S. Capitol
The roles and responsibilities of the Architect of the Capitol cover an...

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Small Business Industry Day at AOC
The Architect of the Capitol is hosting a Small Business Day on Tuesday,...

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AOC Monitoring Impact of HIgh Winds on Power at Capitol

Wednesday, March 12, 2014

On Wednesday, March 12, high winds in the Washington, D.C. area caused electrical power surges that impacted power supply to the U.S. Capitol. Architect of the Capitol (AOC) staff responded to Capitol outage reports at approximately 8:30 p.m. Wednesday evening and made repairs by 9 p.m. AOC staff will continue to monitor the situation throughout the night.