Events Sloth Run 5K/10K/13.1 DENVER/AURORA Centennial, CO Test Race Parker, CO Unicorn 5k (South) Highlands Ranch, CO Event Series Ironman Triathlon Rock 'n' Roll Marathon Spartan Race Hot Chocolate Run Ragnar Relay
Sloth Run 5K/10K/13.1 DENVER/AURORA Centennial, CO Test Race Parker, CO Unicorn 5k (South) Highlands Ranch, CO
October 2026 PB&J Fuel Run 5K/10K/13.1 DENVER/AURORA Centennial, CO Sat - Oct 31, 2026 Running > 1 mile, 10k, 5k, Half Marathon I Ain't Scared (of 5k) Thornton, CO Sat - Oct 31, 2026 Running > 5k November 2026 Run for Mental Health 5K/10K/13.1 DENVER/AURORA Centennial, CO Sat - Nov 14, 2026 Running > 5k, 10k, Half Marathon, 1 mile Coffee Lovers Run 5K/10K/13.1 DENVER/AURORA Centennial, CO Sat - Nov 28, 2026 Running > 5k, 10k, Half Marathon, 1 mile « ‹ 1 2 Add your event to the calendar Trending Events Sloth Run 5K/10K/13.1 DENVER/AURORA Test Race Unicorn 5k (South)
PB&J Fuel Run 5K/10K/13.1 DENVER/AURORA Centennial, CO Sat - Oct 31, 2026 Running > 1 mile, 10k, 5k, Half Marathon
Run for Mental Health 5K/10K/13.1 DENVER/AURORA Centennial, CO Sat - Nov 14, 2026 Running > 5k, 10k, Half Marathon, 1 mile
Coffee Lovers Run 5K/10K/13.1 DENVER/AURORA Centennial, CO Sat - Nov 28, 2026 Running > 5k, 10k, Half Marathon, 1 mile
