Running Races in Fort Collins, Colorado — 2026

There are 11 running races in Fort Collins, Colorado in 2026. The next is the Girls on the Run Northern Colorado Fall 5K on November 1. Distances include 5K races, ultras, half marathons.

M1LE Nation Challenge

Fri, Jun 11 · Fort Collins, CO Fort Collins
Virtual M1LE Nation- LIVE RaceTeam M1LE Nation- Virtual RaceTeam M1LE Nation- 4x400 +5
From $10 Closed
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Wild West Relay

Fri, Aug 6 · Fort Collins, CO Fort Collins
Wild West Relay - Get Your Ass Over the Pass - High School TeamWild West Relay - Get Your Ass Over the Pass - Ultra team (4-6 runners)Wild West Relay - High School Team +5
From $660 Open
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All Colorado Races

View all running races in Colorado →