Menu Search

In the Press

Moms Dominate in Colorado’s Biggest Marathon

Read the Article

Two days. Eight races.
Which one will you run?

Be a part of Marathon Weekend.  May 17-19, 2024

Friday

  • Cigna Denver Colfax Marathon Expo

Saturday

  • Cigna Denver Colfax Marathon Expo
  • Colfax 5K

Sunday

  • Marathon
  • Half Marathon
  • Urban 10 Miler
  • Marathon Relay
    • Open Relay
    • Corporate Relay
    • Government Relay
    • Public School Teachers Relay

Register