Curated races, clubs, and training

MarathonThe full 26.2 Half Marathon13.1 miles of fun 5KShort and fast 10KThe classic distance TrailGet off the pavement RoadPavement classics Ultra50K, 100K, and beyond FlatFast, PR-friendly courses DownhillNet elevation drop RelayRun as a team VirtualRun anywhere, anytime CoastalRun along the shoreline MountainHigh-altitude challenges

5KShort and fast 10KThe classic distance Half Marathon13.1 miles of fun MarathonThe full 26.2 50KYour first ultra 50 MileThe long haul 100KUltimate endurance 100 MileThe ultimate challenge

All trail racesGet off the pavement Mountain TrailsAlpine singletrack Coastal TrailsOcean views on foot Hilly TrailsRolling terrain off-road Flat TrailsSmooth and fast off-road Trail Ultras50K+ off-road Trail 50KFirst ultra on dirt Trail Marathon26.2 off-road Trail Half13.1 off-road

All road racesPavement classics Road MarathonClassic 26.2 on pavement Road Half13.1 on the roads Road 10K6.2 miles on pavement Road 5KFast 3.1 on the roads Flat RoadPR-friendly road courses Downhill RoadNet downhill road courses City RoadUrban road events

United StatesRaces across America Boston, MAHistoric running city New York, NYThe five boroughs Chicago, ILFlat and fast Los Angeles, CAWest coast running San Francisco, CAHills and views Denver, COMile high racing Portland, ORPacific Northwest Seattle, WAEmerald city runs Austin, TXTexas running scene Nashville, TNMusic city miles San Diego, CAYear-round sunshine Miami, FLTropical running Honolulu, HIIsland paradise runs Washington, DCMonument runs Salt Lake City, UTMountain valley racing Boulder, CORunner's paradise Bend, ORTrail town USA Asheville, NCBlue Ridge running Duluth, MNNorth Shore trails Charleston, SCSouthern charm runs Savannah, GALive oak lined routes Santa Fe, NMHigh desert art town Key West, FLSouthernmost runs Maui, HIVolcanic island trails Napa Valley, CAWine country running

FlatFast, PR-friendly courses RollingGentle hills throughout HillySignificant climbs MountainousMajor elevation challenges DownhillNet elevation drop CoastalRun along the shoreline MountainHigh-altitude challenges ValleyBetween the peaks IslandSurrounded by water CanyonDeep and dramatic DesertArid and exposed

OceanRun along the ocean LakePeaceful lake views RiverFollow the water BayHarbor and bay views WildernessDeep backcountry RuralQuiet country roads CityUrban energy LoopStart and finish together Point to PointA to B adventures Out & BackThere and back again

Turkey TrotThanksgiving weekend runs New Year'sStart the year running July 4thIndependence Day runs Valentine'sRun with your sweetheart St. Patrick'sLucky runs in green HalloweenSpooky season runs Memorial DayHonor and run ChristmasHoliday season runs Labor DayEnd-of-summer runs Mother's DayRun for mom Father's DayRun for dad Cinco de MayoFiesta runs MLK DayDream runs

YosemiteSierra Nevada running Grand CanyonRim-to-rim adventures ZionRed canyon trails YellowstoneGeothermal wilderness Big SurCoastal California SedonaRed rock running MoabDesert ultra country Lake TahoeAlpine lake running AcadiaNortheast coastal trails GlacierCrown of the continent Death ValleyExtreme desert running Joshua TreeHigh desert trails Rocky MountainAlpine trail running OlympicRainforest to coast Bryce CanyonHoodoo trails Great Smoky MountainsAppalachian running LeadvilleRace across the sky Mount RainierVolcanic peak trails Pictured RocksGreat Lakes shoreline

RelayRun as a team VirtualRun anywhere, anytime WalkingWalk-friendly events TrackOn the oval GrassSoft underfoot SandBeach running MixedVariety of terrain LapsMultiple loops

About Pricing Brand Terms Privacy

© 2026 Intervals

Races Clubs Train Wrapped

The Denver 5k — Denver, CO

Races
United States
Colorado
Denver, CO
The Denver 5k

5K Road Road 5K City Road Lake

The Denver 5k

Saturday, September 12, 2026Denver, CO50 Yards – 5K

Experience the return of THE Denver 5k, a signature event set against the scenic backdrop of Denver's iconic Sloan Lake. Runners will enjoy a flat, fast course that winds around the water while offering stunning views of the Denver skyline. This race serves as the perfect cool-down to your summer racing season, welcoming participants of all ages and abilities. Whether you are racing for a personal best or enjoying a morning out with friends and family, the atmosphere is designed for celebration. Take advantage of group, youth, and senior pricing options to make this a community event. Join us ...

Races

Surface

Road

Temperature

Mild

Waterfront

Lake

Area

City

Sep 128:50 AM

FAQ

Location

Sep 128:50 AM

Not affiliated with this event. Official website. We may earn a commission on registrations.

Utica Street & West 17th Ave

Denver, CO 80204

More races near Denver

2026 Lake Nighthorse Triathlon - Sprint and Olympic

Shaver Lake Mile High Triathlon

Shaver Lake, CA

14.7 Miles30.1 Miles11.6 Miles+10

Diablo Trail Run

4 Miles10 Miles13.1 Miles+4

The Running Fence Run: A Run of Freedom- Celebrating Christo's 1976 "Running Fence” art project

26.2 Miles13.1 Miles10K+1

Steele Trap Trail Run

Boston or Bust Marathon

26.2 Miles13.1 Miles

Equinox Marathon and Relay

Pikes Peak Marathon

Manitou Springs, CO

UltraTrax Wachusett

7 Miles14 Miles21 Miles+1

SPASM Crystal Springs Trail Run

6.2 Miles13.1 Miles22 Miles+4

Continental Divide Trail Run

Steamboat Springs, CO

5 Miles16 Miles50K

The Lakes TrailFest

1.5 Miles3.1 Miles6.2 Miles+2