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.
In-Person Visiting - Appointment Only
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1313 Sherman Street, Room 120, Denver, CO 80203-2274
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Colorado State Archives is currently open for in-person visits by appointment only. Walk-in visits without an appointment will not be accepted.
Mail/Email
To submit a request by mail or email, follow the request a record by email or mail instructions. Please allow 5-7 business days to process your request, however some requests may take longer. Missing or incomplete information will delay processing of your request.
Phone
The reference desk phone is only available when we are open to the public (10:00 AM - 4:00 PM Mountain Time, Monday through Friday excepting State Holidays). Requests for records cannot be made by phone.
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Reference Desk: 303-866-2358
Fax
To request a record by fax, please refer to our request a record by email or mail webpage, and provide all the same information asked of emailed or mailed requests. You will be contacted for payment information after your request has been received. Please allow 5-7 business days to process your request, although some requests may take longer. Missing or incomplete information will delay the processing of your request.
- Fax: 303-866-2229
Hours
The Colorado State Archive's staff is available to answer phone calls during the following hours. (Denver time zone converter)
NOTICE — Archives Access Changes as of 10/2023
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
Colorado State Archives is currently offering appointments for in-person visits. Please call the reference desk at 303-866-2358 during business hours to speak to a staff member regarding our appointment availability. Records to view must be requested before an appointment can be scheduled. We cannot guarantee that records can be pulled during an appointment.
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
- Juneteenth
- Independence Day
- Labor Day
- Frances Xavier Cabrini Day (first Monday in October)
- 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 (1992 – 2008) are kept at one of these facilities. Please call ahead or make a formal request 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.
Website Feedback
Contact us if you experience a State Archives website issue or have any website feedback that will help us serve you better — email DPA_website_feedback@