2 Day Mile High Challenge

It’s back again!   Run the marathon, half marathon, urban 10 miler, or marathon relay on Saturday and the 5K on Sunday, and you’ll receive our Colfax 2-Day Mile High Challenge award as well as your Saturday medal.

2 Day Mile HIgh Challenge

Click here for a high res photo!  Run the marathon, half, urban 10 or relay PLUS run the 5K and you’ve completed the Mile High 2 Day Challenge.  You will receive the 2-day award – 3D holographic look made of antique silver!


Want to do the 2 day challenge?

Not yet registered? Simply click here to register for the marathon, half or urban 10 miler.  There is a question on the registration page asking if you’d like to join the Colfax Mile High Challenge.  Check “yes”, and you’ll be set!   Running the relay?   Whether you are a captain or a relay runner you can register for the 5K separately and answer that you are running also on Saturday.

Already registered for Saturday and want to add the challenge? Simply click here to register for the 5K.   There will be a question about also running on Saturday to ensure you will receive your award.

2 Shirts and 2 Medals

Yes – you receive 2 shirts and 2 medals!  Pictured here is the 5K shirt.