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Cigna Mountain States President John Roble

Denver Colfax Marathon Race Director Creigh Kelley talks with Cigna Mountain States President John Roble about an exciting announcement.

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