Outdoor events near Denver, Colorado
55 outdoor events are on within 25 miles of Denver over the next three months: 54 races and 1 group outing or class. 8 are this weekend. A typical October day in Denver reaches about 67°F and drops to 36°F, with rain or snow about 1 day in 6 (NOAA 30-year average).
- 55 upcoming
- 8 this weekend
- October: 22
- November: 22
- December: 10
- January: 1
- half marathon · 5K · 10KCoffee Lovers Run 5K/10K/13.1 DENVER/AURORASat, Oct 10 · 7:30 AM · +1 more dateCentennial · 13 mi from Denver
- half marathon · 5K · 10KCookie Run 5K/10K/13.1 DENVER/AURORASat, Oct 10 · 7:30 AMCentennial · 13 mi from Denver
- 5KASDAsh 5K to Beat Tooth DecaySat, Oct 10 · 8:00 AMAurora · 2.7 mi from Denver
- 5KKipling Villas 5K - 2026Sat, Oct 10 · 9:00 AMLittleton · 16 mi from Denver
- 5KColorado Dup15q Believe Walk and 5k Run!Sat, Oct 10 · 9:15 AMLittleton · 15 mi from Denver
- 5KWesty Half & 5kSun, Oct 11 · 8:00 AMWestminster · 13 mi from Denver
- 5K · 10K · 1 mileYour Story Isn't Over 5k/10k/Kids 1-MileSun, Oct 11 · 8:00 AMLittleton · 12 mi from Denver
- 5KKitty Beanz Cat 5kSun, Oct 11 · 9:00 AMAurora · 9.3 mi from Denver
Nearby · joiseyshowaa from Freehold, NJ, USA, CC BY-SA 2.0 (via Wikimedia Commons)RaceCYCLO-X LouisvilleSat, Oct 17 · All dayLouisville · 21 mi from Denver- Walk or hikeWitch PaddleSat, Oct 17 · 7:00 AMLittleton · 19 mi from Denver
Nearby · Jeffrey Beall, CC BY 3.0 (via Wikimedia Commons)5KLiving Water 5K and Family Fun Walk/JogSat, Oct 17 · 8:00 AMDenver · 8.9 mi from Denver- 5K · 13KRunning Scared 5K/13K - DenverSat, Oct 17 · 8:30 AMPlatte River Bar & Grill, Littleton · 13 mi from Denver
- 10 mileThe Great Trailhead Foot Race 5 & 10 MilerSat, Oct 17 · 9:00 AMLakewood · 15 mi from Denver
- 5KApex Foundation Trick or Trot 5K & Halloween Hunt Powered by REP FitnessSat, Oct 24 · 4:00 AMArvada · 15 mi from Denver
- 5KZedikiah Scholarship 5KSat, Oct 24 · 8:00 AMDenver · 2.5 mi from Denver
- RaceRace to Cure Sarcoma DenverSat, Oct 24 · 8:30 AMBerkeley Lake Park, Denver · 8.9 mi from Denver
- 5KHoofin' It Through the Hollows 5KSat, Oct 24 · 5:30 PMCentennial · 12 mi from Denver
- 5K · 10KGhosts and Goblins 5K/10KSun, Oct 25 · 9:00 AMCity Park, Denver · 4.5 mi from Denver
- half marathon · 5K · 10KPB&J Fuel Run 5K/10K/13.1 DENVER/AURORASat, Oct 31 · 7:30 AMCentennial · 13 mi from Denver
- half marathon · 5K · 10KHalloween Trick or Trot Run 5K/10K/13.1 DENVER/AURORASat, Oct 31 · 7:30 AMCentennial · 13 mi from Denver
- half marathonHRCA Backcountry Wilderness Half MarathonSat, Oct 31 · 9:00 AMLone Tree · 15 mi from Denver
- 5KI Ain't Scared (of 5k)Sat, Oct 31 · 9:15 AMThornton · 9.5 mi from Denver
- 5K · 15KRMRR November 5k/15kSun, Nov 1 · 7:30 AMDenver · 3.3 mi from Denver
Nearby · jjes84, CC BY 2.0 (via Flickr)RaceFeet for Justice RunSun, Nov 1 · 7:30 AMDenver · 3.3 mi from Denver- ultraThe Unselfish UltraSat, Nov 7 · 7:00 AMGolden · 17 mi from Denver
- RaceTurkey Trails- DenverSat, Nov 7 · 8:00 AMChatfield State Park, Littleton · 16 mi from Denver
- 5K · 10K · 1 mileCity Park Classic (5k/10k & 1 Mile Walk of Hope for Pancreatic Cancer Research)Sat, Nov 7 · 9:00 AMDenver · 3.9 mi from Denver
- 5K · 1KExcel Eagle Trot 5K/1K Family Fun RunSat, Nov 7 · 9:30 AMArvada · 14 mi from Denver
- 5KDragon Dash 5K Run/WalkSun, Nov 8 · 9:00 AMDenver · 0.2 mi from Denver
- half marathon · 5K · 10KVeterans Day Freedom Run 5K/10K/13.1 DENVER/AURORASat, Nov 14 · 7:30 AMCentennial · 13 mi from Denver
- half marathon · 5K · 10KRun for Mental Health 5K/10K/13.1 DENVER/AURORASat, Nov 14 · 7:30 AMCentennial · 13 mi from Denver
- half marathon · 5K · 10KSalute to Veterans 5K/10K/Half Marathon - DenverSat, Nov 14 · 8:00 AMAurora · 15 mi from Denver
- Nearby · jjes84, CC BY 2.0 (via Flickr)RaceDenver Veterans Day RunSat, Nov 14 · 8:30 AMDenver City Park, Denver · 4.5 mi from Denver
- 5KLeyden Rock Turkey Trot 5KSat, Nov 14 · 9:00 AMArvada · 18 mi from Denver
- 5KGirls on the Run Denver Metro 5KSun, Nov 15 · 8:00 AMDenver · 8.0 mi from Denver
- half marathon · 10K · 5K · 2KTURKEY TREK (13.1, 10k, 5k & 2k)Sat, Nov 21 · 8:30 AMArvada · 17 mi from Denver
- 5K · 10KPumpkin Pie 5K/10KSat, Nov 21 · 9:00 AMCity Park, Denver · 4.5 mi from Denver
- 5KParker Parks and Recreation Turkey Day 5K FUN Run/WalkThu, Nov 26 · 8:00 AMParker · 17 mi from Denver
- RaceGobble Wobble Run 2026Thu, Nov 26 · 8:30 AMLittleton · 15 mi from Denver
- 5KTurCreek Trot 5KThu, Nov 26 · 8:30 AMVillage Greens Park, Greenwood Village · 10 mi from Denver
- 5K · 10KBroomfield Turkey Day 5K/10KThu, Nov 26 · 8:30 AMBroomfield · 15 mi from Denver
- RaceThe Pilgrimage Run 2026Thu, Nov 26 · 9:00 AMErie · 23 mi from Denver
- Nearby · joiseyshowaa from Freehold, NJ, USA, CC BY-SA 2.0 (via Wikimedia Commons)RaceAdventHealth Avista Louisville Turkey TrotThu, Nov 26 · 9:00 AMLouisville · 20 mi from Denver
- half marathon · 5K · 10KThanksgiving Gobble Trot Run 5K/10K/13.1 DENVER/AURORASat, Nov 28 · 7:30 AMCentennial · 13 mi from Denver
- half marathon · marathon · 5K · 10KSunrise Marathon 5K/10K/13.1 DENVER/AURORASat, Dec 12 · 7:30 AMCentennial · 13 mi from Denver
- half marathon · 5K · 10KRun for Breast Cancer 5K/10K/13.1 DENVER/AURORASat, Dec 12 · 7:30 AMCentennial · 13 mi from Denver
- 5KSanta Shuffle 5KSat, Dec 12 · 8:30 AMLittleton · 15 mi from Denver
Nearby · Dave Dugdale, CC BY-SA 2.0 (via Flickr)RaceSuperior Stocking RunSat, Dec 12 · 10:00 AMSuperior · 20 mi from Denver
Nearby · joiseyshowaa from Freehold, NJ, USA, CC BY-SA 2.0 (via Wikimedia Commons)5KWinterFest 5k & Fun RunSat, Dec 12 · 10:10 AMThornton · 10 mi from Denver- Race2026 Jingle Bell Run - ColoradoSun, Dec 13 · 8:00 AMDenver · 6.2 mi from Denver
- RaceSanta's Dash for Ca$hSat, Dec 19 · 10:00 AMDenver · 8.8 mi from Denver
- 5KUgly Sweater 5KSun, Dec 20 · 9:00 AMWashington Park, Denver · 6.0 mi from Denver
- half marathon · 5K · 10KA Merry Christmas Run 5K/10K/13.1 DENVER/AURORASat, Dec 26 · 7:30 AMCentennial · 13 mi from Denver
- half marathon · 5K · 10KNew Year's Run 5K/10K/13.1 DENVER/AURORASat, Dec 26 · 7:30 AMCentennial · 13 mi from Denver
Nearby · ToGa Wanderings, CC BY 2.0 (via Flickr)5KResolute Runner 5kFri, Jan 1 · 10:00 AMArvada · 11 mi from Denver
Photos marked “Nearby” show a place close to the event, not the event itself.
More in Colorado
Schedules come from park agencies, race sites and organizers' own calendars, checked daily. Events can change, so check the event page before you go. Typical weather is the NOAA 1991–2020 average.
