​​The Mile High 100 is not a race but a collection of tours for cyclists of all abilities and ages.  All bicycles are welcome.  The purpose of this event is to promote recreational bicycling in the…

We would love to partner with you to make this year’s event a huge success! Sponsorship levels include:

To volunteer, please contact our ARPD office staff at (530) 258-2562 or via email at arpd01@frontier.com.