Register Online:
Register online by clicking here or by clicking the button.

Ridgeline Trail 50K
$80 through June 30
$85 July 1 – August 31
$90 starting September 1
Ridgeline Trail Marathon
$80 through June 30
$85 July 1 – August 31
$90 starting September 1
Ridgeline Trail Half Marathon
$50 through June 30
$55 July 1 – August 31
$60 starting September 1
Ridgeline Trail 10K
$30 through June 30
$35 July 1 – August 31
$40 starting September 1
LiveBIG 5K
$20 through June 30
$25 July 1 – August 31
$30 starting September 1
LiveBIG Family Adventure Race
$15 through June 30
$20 July 1 – August 31
$25 starting September 1
Add $5 if registering on race day.
Fees for the Family Adventure Run are per person.

Elite Athletes:
Please click here for our competitive entry info.

Season Pass
Register for three or more events produced by Colorado Runner Events at once and save 10% per event. Click here for more information.