new castle dirty dozen mtb race

*** 2019 race results ***

Thank you for all the riders who took on the inaugural Dirty Dozen Race! See below for results.

dirty dozen.jpg

We are offering 3 race formats for the inaugural mountain bike race on the Colorow Trail System Network.

Race entry include:

  • Festival Access

  • Post Race Lunch

  • Post Race Beer

  • Stainless Steel Festival Mug — Must Register prior to June 10th


1 Dirty Dozen 10 miles on singletrack with 2,000 feet of climbing

2 Dirty Dozens 20 miles on singletrack with 4,000 feet of climbing

1/2 Dozen Kids Race on Lower Stairway to Heaven and Goose Flow.

We are limiting each race format to 50 racers for year one so as soon as registration goes live on February 15 sign up.

See prize list below.


The Dirty Dozen MTB Race will be rewarding riders of each category of the race:

  • 2 Dirty Dozens (20mi) Male Winner

  • 2 Dirty Dozens (20mi) Female Winner

  • 2 Dirty Dozens (20mi) Random Rider

  • 1 Dirty Dozens (10mi) Male Winner

  • 1 Dirty Dozens (10mi) Female Winner

  • 1 Dirty Dozens (10mi) Random Rider

Thank you to the folks over at Summit Canyon Mountaineering for curating the race prizes. The race prize package for each winner includes items over $150 in value:

Yeti: LoadOut bucket ($40)
No. 8 folding knives ($19)
Goal Zero:
Crush solar lanterns ($20)
Skratch Labs:
Sport Hydration Mix + variety Anytime Energy bars ($30)
BoCo Gear hats: Trucker hats in assorted styles ($25)