Events 2025 DU Crimson Classic 5K Run/1.5 Mile Walk Denver, CO Fleet Feet Denver Fall 10k Eight-Week Training Program Littleton, CO Fleet Feet Denver Fall 5k Five-Week Training Program Littleton, CO Event Series Ironman Triathlon Rock 'n' Roll Marathon Spartan Race Hot Chocolate Run Ragnar Relay
2025 DU Crimson Classic 5K Run/1.5 Mile Walk Denver, CO Fleet Feet Denver Fall 10k Eight-Week Training Program Littleton, CO Fleet Feet Denver Fall 5k Five-Week Training Program Littleton, CO
February 2026 Lunar New Year Run 5K/10K/13.1 DENVER/AURORA Centennial, CO Sat - Feb 07, 2026 Running > 1 mile, 10k, 5k, Half Marathon Valentines Live, Love, RUN 5K/10K/13.1 DENVER/AURORA Centennial, CO Sat - Feb 14, 2026 Running > 5k, 10k, Half Marathon, 1 mile March 2026 St. Paddy's Day Lucky Run 5K/10K/13.1 DENVER/AURORA Centennial, CO Sat - Mar 14, 2026 Running > 5k, 10k, Half Marathon, 1 mile April 2026 Always Hope Easter Run 5K/10K/13.1 DENVER/AURORA Centennial, CO Sat - Apr 04, 2026 Running > 5k, 10k, Half Marathon, 1 mile Coffee Lovers Run 5K/10K/13.1 DENVER/AURORA Centennial, CO Sat - Apr 25, 2026 Running > 5k, 10k, Half Marathon, 1 mile « ‹ 1 2 3 Add your event to the calendar Trending Events 2025 DU Crimson Classic 5K Run/1.5 Mile Walk Fleet Feet Denver Fall 10k Eight-Week Training Program Fleet Feet Denver Fall 5k Five-Week Training Program
Lunar New Year Run 5K/10K/13.1 DENVER/AURORA Centennial, CO Sat - Feb 07, 2026 Running > 1 mile, 10k, 5k, Half Marathon
Valentines Live, Love, RUN 5K/10K/13.1 DENVER/AURORA Centennial, CO Sat - Feb 14, 2026 Running > 5k, 10k, Half Marathon, 1 mile
St. Paddy's Day Lucky Run 5K/10K/13.1 DENVER/AURORA Centennial, CO Sat - Mar 14, 2026 Running > 5k, 10k, Half Marathon, 1 mile
Always Hope Easter Run 5K/10K/13.1 DENVER/AURORA Centennial, CO Sat - Apr 04, 2026 Running > 5k, 10k, Half Marathon, 1 mile
Coffee Lovers Run 5K/10K/13.1 DENVER/AURORA Centennial, CO Sat - Apr 25, 2026 Running > 5k, 10k, Half Marathon, 1 mile