The Capitol Building

The beautiful Colorado State Capitol building is the nation’s only capitol building with a LEED® Gold certification. Read more about the certification.

Many organizations contribute to the ongoing work of the state capitol building’s upkeep. Partner organizations include the Colorado General Assembly, the Governor's Office, the Lieutenant Governor's Office, the Department of Personnel & Administration (including Colorado State Archives, the State Architect's Office and the Division of Central Services), History Colorado and several private partners.  

To contact someone about the Capitol, please email the Department of Personnel & Administration and we will direct you. Thanks for visiting!  



May 12, 2023
The Capitol building is open from 7:30am to 5:00pm Monday through Friday. Free guided tours are available at 10am, 11am, 12pm, and 1pm, and are first come, first serve. Guided tours include a trip to the Dome observation deck. Guests are also welcome to self guide through the building as well, but please note, the dome is not accessible except on guided tours.
December 12, 2022
Happy Holidays!  Please note: on Friday, December 23, 2022, the Capitol will be open for self-guided tours only. Mr. Brown's Attic Museum and the dome observation area will be closed.   The Capitol will be closed on Monday, December 26, 2022, and Monday, January 3, 2023.
November 23, 2022
Nov. 23, 2022 - Public Good, an exhibition at the Colorado State Capitol, is presented by Colorado Creative Industries, the Golden Triangle Creative District, and IRL Art. This is the first time in history that NFTs will be on display at an American state capitol building.