Events Fathers & Families 5K Fun Run Fredericksburg, VA Healthy Kids Running Series Spring 2025 - Pearland, TX Pearland, TX Don't Text and Drive (Mineola, TX) Mineola, TX Event Series Ironman Triathlon Rock 'n' Roll Marathon Spartan Race Hot Chocolate Run Ragnar Relay
Fathers & Families 5K Fun Run Fredericksburg, VA Healthy Kids Running Series Spring 2025 - Pearland, TX Pearland, TX Don't Text and Drive (Mineola, TX) Mineola, TX
May 2025 Cinco De Mayo Run: Against All Odds DENVER/AURORA Aurora, CO Sat - May 03, 2025 Running > 1 mile, 10k, 5k, Half Marathon Sloth Runners Race 5K/10K/13.1 DENVER/AURORA Centennial, CO Sat - May 03, 2025 Running > 1 mile, 10k, 5k, Half Marathon Longmont Half Marathon & 5k Longmont, CO Sun - May 04, 2025 @ 7:30 AM Running > 5k, Half Marathon Muddy Dash | Denver Erie, CO May 10, 2025 - May 11, 2025 Running > 5k June 2025 Run for Donuts 5K/10K/13.1 DENVER/AURORA Centennial, CO Sat - Jun 14, 2025 Running > 1 mile, 10k, 5k, Half Marathon Father's Day Fun Run 5K/10K/13.1 DENVER/AURORA Centennial, CO Sat - Jun 14, 2025 Running > 1 mile, 10k, 5k, Half Marathon Cherry Creek Race for the Watershed 2025 Aurora, CO Sat - Jun 14, 2025 Running > 5k 13th Annual Buffs4Life 5k Walk/Run Boulder, CO Jun 22, 2025 - Jun 23, 2025 Running > 5k July 2025 Let Freedom Run 5k/10k - Louisville Louisville, CO Fri - Jul 04, 2025 @ 7:30 AM Running > 10k, 5k Let Freedom Run 5k/10k - Louisville Louisville, CO Fri - Jul 04, 2025 @ 7:30 AM Running > 10k, 5k July 4th Freedom Run 5K/10K/13.1 DENVER/AURORA Centennial, CO Sat - Jul 05, 2025 Running > 1 mile, 10k, 5k, Half Marathon August 2025 Run for Wine & Cheese 5K/10K/13.1 DENVER/AURORA Centennial, CO Sat - Aug 02, 2025 Running > 5k, 10k, Half Marathon, 1 mile Erie Half & 5k Erie, CO Sun - Aug 17, 2025 @ 7:00 AM Running > 5k Labor Day Run 5K/10K/13.1 DENVER/AURORA Centennial, CO Sat - Aug 30, 2025 Running > 5k September 2025 National Chocolate Day: Run for Chocolates DENVER/AURORA Centennial, CO Sat - Sep 13, 2025 Running > 5k, 10k, Half Marathon, 1 mile National Singles Day: Singles & Friends Running DENVER/AURORA Centennial, CO Sat - Sep 27, 2025 Running > 1 mile, 10k, 5k, Half Marathon Boulderthon, presented by PUMA Boulder, CO Sun - Sep 28, 2025 @ 7:00 AM Running > 5k October 2025 Cheers to Oktoberfest Run 5K/10K/13.1 DENVER/AURORA Centennial, CO Sat - Oct 04, 2025 Running > 1 mile, 10k, 5k, Half Marathon Run Against Breast Cancer 5K/10K/13.1 DENVER/AURORA Centennial, CO Sat - Oct 18, 2025 Running > 5k, 10k, Half Marathon, 1 mile November 2025 Halloween Trick or Trot Run 5K/10K/13.1 DENVER/AURORA Centennial, CO Sat - Nov 01, 2025 Running > 1 mile, 10k, 5k, Half Marathon Add your event to the calendar Trending Events Fathers & Families 5K Fun Run Healthy Kids Running Series Spring 2025 - Pearland, TX Don't Text and Drive (Mineola, TX)
Cinco De Mayo Run: Against All Odds DENVER/AURORA Aurora, CO Sat - May 03, 2025 Running > 1 mile, 10k, 5k, Half Marathon
Sloth Runners Race 5K/10K/13.1 DENVER/AURORA Centennial, CO Sat - May 03, 2025 Running > 1 mile, 10k, 5k, Half Marathon
Run for Donuts 5K/10K/13.1 DENVER/AURORA Centennial, CO Sat - Jun 14, 2025 Running > 1 mile, 10k, 5k, Half Marathon
Father's Day Fun Run 5K/10K/13.1 DENVER/AURORA Centennial, CO Sat - Jun 14, 2025 Running > 1 mile, 10k, 5k, Half Marathon
July 4th Freedom Run 5K/10K/13.1 DENVER/AURORA Centennial, CO Sat - Jul 05, 2025 Running > 1 mile, 10k, 5k, Half Marathon
Run for Wine & Cheese 5K/10K/13.1 DENVER/AURORA Centennial, CO Sat - Aug 02, 2025 Running > 5k, 10k, Half Marathon, 1 mile
National Chocolate Day: Run for Chocolates DENVER/AURORA Centennial, CO Sat - Sep 13, 2025 Running > 5k, 10k, Half Marathon, 1 mile
National Singles Day: Singles & Friends Running DENVER/AURORA Centennial, CO Sat - Sep 27, 2025 Running > 1 mile, 10k, 5k, Half Marathon
Cheers to Oktoberfest Run 5K/10K/13.1 DENVER/AURORA Centennial, CO Sat - Oct 04, 2025 Running > 1 mile, 10k, 5k, Half Marathon
Run Against Breast Cancer 5K/10K/13.1 DENVER/AURORA Centennial, CO Sat - Oct 18, 2025 Running > 5k, 10k, Half Marathon, 1 mile
Halloween Trick or Trot Run 5K/10K/13.1 DENVER/AURORA Centennial, CO Sat - Nov 01, 2025 Running > 1 mile, 10k, 5k, Half Marathon