Location and Hours
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. Click here for directions.
1313 Sherman Street, Room 120, Denver, CO 80203-2274
To submit a request by mail, follow the instructions on our request a record by mail webpage. Please allow 2 weeks to process your request. Missing or incomplete information will delay processing of your request.
Reference Desk Phone: 303-866-2358 (Only available when we are open to the public. Requests cannot be made by phone.)
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.
The Colorado State Archives is open to the public during the following hours.
Monday: 10 am – 4:00pm
Tuesday: 10 am – 4:00pm
Wednesday: 10 am – 4:00pm
Thursday: 10 am – 4:00pm
Friday: 10 am – 4:00pm
*We do not pull any records after 3:30 pm M-TH. No records are pulled on Friday.
The Colorado State Archives is closed on the following holidays:
New Year’s Day
Martin Luther King Day
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.
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.