Colorado Runner Events is an event management company serving metro Denver. Whether you are a walker, beginner, weekend warrior, or an elite, we have races to help you perform your best. We currently produce seven events with more than 10,000 participants annually. Our passion for running, biking, and triathlons is transparent with each race that we produce. We aim to provide a unique experience in an unforgettable setting.

Season Pass

Register for three or more events at once and save $5 per event. Click here for more info.

Castle Rock Trail Festival

Ridgeline Trail 50K, Marathon
Half Marathon and 10K
LiveBIG Trail 5K and Family Adventure Run
October 7, 2017
Philip S Miller Park, Castle Rock, CO

Pumpkin Pie 5K/10K

5K and 10K
November 18, 2017
City Park, Denver, CO

Winter Distance Series

Santa Stampede 5K/10K
Frosty's Frozen Five & Ten
Snowman Stampede Half Marathon/10K/5K

Santa Stampede

5K and 10K
December 16, 2017
Hudson Gardens, Littleton, CO

Frosty’s Frozen Five & Ten

5 Mile and 10 Mile
January 20, 2018
Hudson Gardens, Littleton, CO

Snowman Stampede

Half Marathon, 10K and 5K
February 24, 2018
Hudson Gardens, Littleton, CO

Greenland Trail Races

50K, 25K, 8M and 4M
May 5, 2018
Greenland Open Space, Larkspur, CO

Labor Day Mini Marathon

Half Marathon, 10K, and 5K
September 3, 2018
Salisbury Park, Parker, CO

At all races produced by Colorado Runner Events, you can expect the following top notch features.

Accurate Courses
Accurate CoursesAll road courses are USATF Certified and all trail courses are measured with a bicycle to ensure accuracy.
Aid Stations
Aid StationsAll events will have well stocked aid stations with water and Gatorade. Longer events will also stock gels and various food items.
Awards
AwardsEach race has age group awards three deep in five year increments from 10 and under to 80 and over.
Chip Timing
Chip TimingAll events are timed using the latest chip timing technology and results are instantly posted online in real time.
Finish Line Expo
Finish Line ExpoVendor booths, music and an array of food and beverages will await you after you cross the finish line.
Finishers Medals
Finishers MedalsAll finishers at at each event will receive a custom made finishers medal.
Gender Specific Shirts
Gender Specific ShirtsEach of our events offers gender specific shirt sizing with either a wicked soft t-shirt or a innovative technical shirt.
Professional Photos
Professional PhotosEach event is professionally photographed allowing for multiple images of your achievement.