Events Dana Peak Trail Run Harker Heights, TX Medal Madness 5K, 10K, 13.1M at Vancouver, WA (44) Vancouver, WA Savage 7k Savage, MD Event Series Ironman Triathlon Rock 'n' Roll Marathon Spartan Race Hot Chocolate Run Ragnar Relay
Dana Peak Trail Run Harker Heights, TX Medal Madness 5K, 10K, 13.1M at Vancouver, WA (44) Vancouver, WA Savage 7k Savage, MD
June 2026 Cade’s Cause: Concussion & CTE Awareness Run/Walk Littleton, CO Sun - Jun 28, 2026 Running July 2026 Durango Brewer's Trail Series Durango, CO Jul 2, 2026 - Jul 30, 2026 Running > 5k 38th Annual Gut Buster 5K Color Run Granby, CO Fri - Jul 03, 2026 Running > 5k Run for Chocolate 5K/10K/13.1 DENVER/AURORA Centennial, CO Sat - Jul 04, 2026 Running > 5k, 10k, Half Marathon, 1 mile 6th Annual July 4th ROCK-IT RUN Castle Rock, CO Sat - Jul 04, 2026 Running > 1k, 5k, Half Marathon Independence Day Freedom 5K Buena Vista, CO Sat - Jul 04, 2026 Running > 5k Let Freedom Run 5k - LONGMONT Longmont, CO Sat - Jul 04, 2026 Running > 5k Run For Your Life 5K Meeker, CO Sat - Jul 04, 2026 Running Durango Main Avenue Mile Durango, CO Sat - Jul 04, 2026 Running > 1 mile Let Freedom Run 5k/10k - Louisville Louisville, CO Sat - Jul 04, 2026 @ 7:30 AM Running > 10k, 5k Let Freedom Run 5k - LONGMONT Longmont, CO Sat - Jul 04, 2026 @ 8:00 AM Running > 5k 2026 Independence Day 10k Breckenridge, CO Sat - Jul 04, 2026 Running > 10k Red, White, and WARRIOR 5K Grand Junction, CO Sat - Jul 04, 2026 Running > 5k FireKracker 5k Fort Collins, CO Sat - Jul 04, 2026 @ 7:30 AM Running > 5k Devil's Thumb Run 5k/15k Tabernash, CO Jul 4, 2026 - Jul 5, 2026 Running > 5k DRMABPsi 1–5K Walk, Run & Roll Denver, CO Sat - Jul 11, 2026 Running > 5k Heatwave Half Marathon - Denver Littleton, CO Sat - Jul 11, 2026 Running > 1 mile, 10k, 5k, Half Marathon Paint the Prairie Aurora, CO Sat - Jul 11, 2026 Running > 1 mile Heatwave Half Marathon - Colorado Springs Colorado Springs, CO Sun - Jul 12, 2026 Running > 1 mile, 5k, 10k, Half Marathon 2026 STRS #3 - Horseshoe Gulch Grind Breckenridge, CO Jul 15, 2026 - Jul 16, 2026 Running Summer Splash Prairie Dog Half Marathon, 10k & 5k Castle Rock, CO Sat - Jul 18, 2026 @ 6:30 AM Running > 10k, 5k, Half Marathon Festival in the Clouds Firefighter 5K, Fun Run and Doggie Dash Alma, CO Sat - Jul 18, 2026 Running > 5k CU Anschutz Run Club 5K Aurora, CO Sat - Jul 18, 2026 Running > 5k 2026 OCA Colorado 5K Panda Run Denver, CO Sat - Jul 18, 2026 Running > 1k, 5k, Walking One Is Too Many: Veteran Suicide Awareness 5k and Kids Run Greeley, CO Sun - Jul 19, 2026 Running > 1 mile, 5k Clear for Takeoff Virtual 5K Englewood, CO Jul 20, 2026 - Jul 27, 2026 Running > 5k Run for Coffee Lovers 5K/10K/13.1 DENVER/AURORA Centennial, CO Sat - Jul 25, 2026 Running > 5k Beas Knees Citizens' Race and National High School Trail Championships Salida, CO Sat - Jul 25, 2026 Running > Obstacle Race CEROX + IRON Frederick, CO Sat - Jul 25, 2026 Running 2026 STRS #4 - Tom's Baby Breckenridge, CO Jul 29, 2026 - Jul 30, 2026 Running 1 2 3 4 › » Add your event to the calendar Trending Events Dana Peak Trail Run Medal Madness 5K, 10K, 13.1M at Vancouver, WA (44) Savage 7k
Run for Chocolate 5K/10K/13.1 DENVER/AURORA Centennial, CO Sat - Jul 04, 2026 Running > 5k, 10k, Half Marathon, 1 mile
Heatwave Half Marathon - Denver Littleton, CO Sat - Jul 11, 2026 Running > 1 mile, 10k, 5k, Half Marathon
Heatwave Half Marathon - Colorado Springs Colorado Springs, CO Sun - Jul 12, 2026 Running > 1 mile, 5k, 10k, Half Marathon
Summer Splash Prairie Dog Half Marathon, 10k & 5k Castle Rock, CO Sat - Jul 18, 2026 @ 6:30 AM Running > 10k, 5k, Half Marathon
Festival in the Clouds Firefighter 5K, Fun Run and Doggie Dash Alma, CO Sat - Jul 18, 2026 Running > 5k
One Is Too Many: Veteran Suicide Awareness 5k and Kids Run Greeley, CO Sun - Jul 19, 2026 Running > 1 mile, 5k
Beas Knees Citizens' Race and National High School Trail Championships Salida, CO Sat - Jul 25, 2026 Running > Obstacle Race