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

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Layout of the Capitol Grounds drawn by Landscape Architect Frederick Law Olmsted in 1874.
History of the Capitol Grounds
Landscape Architect Frederick Law Olmsted designed the U.S. Capitol Grounds in...
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View of the U.S. Capitol Building from above at dusk
Prohibited Items: U.S. Capitol Building
In order to ensure the safety of visitors and staff and to preserve the...
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AOC employee assembling a bunch of tiny American flags for a display
Small Business Programs
Information for Small Businesses interested in doing business with the...
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Capitol view through bicycle spokes.
AOC Bike Commuters: In Their Own Words
Quite a few Architect of the Capitol employees commute by bike, forming a group...
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Capitol Dome Images