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.
Landscape Architect Frederick Law Olmsted designed the U.S. Capitol Grounds in...

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The Summerhouse on the Capitol Grounds surrounded by pink azalea flowers.
A few ideas to help you in planning a visit to Capitol Hill.

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East Front of the U.S. Capitol Building
AOC’s annual Performance and Accountability Report provides the results of the...

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East Front Plaza Repairs
AOC is making repairs to expansion joints on the East Front Plaza of the...

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Posted on September 29
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Juan Sandoval and Jose Hernandez using a lewis to remove stones from Olmsted Terrace.
Addressing the stone pandemic across the Capitol campus takes a team of historic preservationists, structural engineers and stonemasons, among others.
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November 06 By: Matt Guilfoyle 1 Comments
Benjamin Brown French
Long before the advent of Twitter, Facebook and blogs – there were journals. 150 years ago this month saw one of the most transformative periods in the construction of the United States Capitol along...
November 04 By: Karin Johnston 1 Comments
Toad Box on display at the U.S. Capitol Visitor Center
Capitol Visitor Center Registrar Karin Johnston, takes an in depth look at one of her favorite artifacts currently on display in the Exhibition Hall exhibit, “Conflict and Compromise.”
October 31 By: Kristen Frederick 2 Comments
Cenotaphs at the Congressional Cemetery. Photo courtesy Library of Congress.
This Halloween, Kristen Frederick, congressional liaison for the Architect of the Capitol, visited the Congressional Cemetery and discovered many connections the AOC has to this hallowed ground.
October 22 By: Stephen T. Ayers 3 Comments
U.S. Capitol Dome
Architect of the Capitol Stephen T. Ayers, FAIA, LEED AP, reflects on the AOC's effort to restore the U.S. Capitol Dome.

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