Mining Maps of Colorado

The Map Collection holds many print maps of various mines, lodes, and claims in Colorado from the late 1800s to the early 1900s. These maps come from a variety of creators, including private publishers and US government agencies. Mining maps of Boulder County have been digitized and are available for download. Some other county coverage is available in the Mining Maps of Colorado digital collection.

If you are searching for mining maps of other Colorado counties, please contact the Map Collection at 303-492-7578 or email to schedule an appointment.

Mining maps do not circulate and may not be photocopied. Digital photos are permitted.