Sun 17 May 2026 Denver, Colorado, USA

Denver Colfax Marathon

It’s the Ultimate Urban Tour of Denver with epic sites. Start and finish in Denver’s City Park. Run through Empower Field at Mile High – twice!

Enter now
  • Sun 17 May 2026
City Park, Denver
Denver Colfax Marathon

06:00

Age 16 & over

FREE

  • 26.2 miles road running
  • Beginner-friendly
  • Chip timing
  • Enter online
  • Event village
  • GPS tracking
  • Park
Enter now

Event overview

Event details

  • Average fitness
  • Beginner-friendly
  • Event village

Route

  • Water stations

Location

  • Park

What's included

  • Chip timing
  • Drinks
  • GPS tracking
  • Medal
  • Post-race meal
  • Race photo
  • Technical t-shirt

How to enter

  • Age 16 & over
  • Entries open
  • Enter online
Enter now
Enter now
Enter now
4 steps to wellbeing
Sleep well

A good night's sleep is an essential foundation for a healthy lifestyle, effective training and weight control.

Train slow

Low-intensity training is easier for you, reduces the risk of injury and helps builds an efficient aerobic system.

Eat natural

Cut out sugar & junk food, reduce carbs, eat natural foods and train your body to burn fat for fuel.

Get outdoors

Fresh air, natural light and reconnecting with nature all help to improve mental and physical wellbeing.