Contact Us

The Colorado State Archives Research Room is located on the first floor of the Centennial building, one block south of the State Capitol building in Denver. Please call ahead to make arrangements to access a record, as it may not be immediately available at your disposal. Also note that there is a pull limit of 10 record items or boxes daily, so please plan accordingly. Our contact information and hours are below.

Address and Phone

Visiting in-Person:

By Mail:

To submit a request by mail, follow the request a record by mail instructions. Please allow 2 weeks to process your request. Missing or incomplete information will delay processing of your request.

By Phone:

The reference desk phone is only available when we are open to the public. Requests for records cannot be made by phone.

  • Reference Desk: 303-866-2358

By Fax:

To request a record by fax, please refer to our request a record by mail webpage, and provide all the same information asked of mail requests. You will be contacted for payment information. Please allow 2 weeks to process your request. Missing or incomplete information will delay processing of your request.

Fax: 303-866-2229

Hours

The Colorado State Archives is open to the public during the following hours. (Denver time zone converter)

Monday: 10 am – 4:00 pm
Tuesday: 10 am – 4:00 pm
Wednesday: 10 am – 4:00 pm
Thursday: 10 am – 4:00 pm
Friday: 10 am – 4:00 pm

*We do not pull any records after 3:30 pm M-Th. No records are pulled on Friday.

State Holidays

The Colorado State Archives is closed on the following holidays:

New Year’s Day
Martin Luther King Day
President’s Day
Memorial Day
Independence Day
Labor Day
Columbus Day
Veteran’s Day
Thanksgiving Day
Christmas Day


Off-Site Storage

We have two remote storage facilities where we retrieve records during different times of the week/month. Arapahoe County Domestic Relations case files (1996 – 2008) are kept at one of these facilities. Please call ahead to make arrangements to access a record, as it may not be immediately available at your disposal.

Guide to Using Archives

Using Archives: A Guide to Effective Research provides many good suggestions for planning your research trip to any archives—including ours! It also includes some information on archival documents available through various websites and wikis, if you can't come in person.