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Races in Colorado

PodiumBase tracks 691 races across Colorado, from Colorado Springs, Denver, Fort Collins out to the smaller weekend events. Start with a city below, or scan the calendar for the next few weekends.

Busiest month

July141 races statewide

City pages

33 citiesColorado Springs, Denver, Fort Collins, Littleton

Races tracked

691250 on this page, 3 pages

Go one level in

Colorado cities with a race page

33 of 140 cities meet the 5-race minimum

The list

Every Colorado race we track

Uncapped · date order

Sep062026Golden Harvest Half Marathon & 5k/10k - Colorado SpringsColorado Springs, CORunView race Sep052026Break Your Neck: Walk, Run, or RollPueblo, CORunView race Sep052026Cirque Series - Arapahoe Basin, COKeystone, COTrailView race Sep052026Demon DashArvada, CORunView race Sep052026Golden Harvest Half Marathon & 5k/10k - DenverWestminster, CORunView race Sep052026Nielson ChallengeColorado Springs, CORunView race Sep052026Raising the BarrBrighton, COMultisportView race Sep052026Recovery Run of the Rockies 5KFort Collins, CORunView race Sep052026South Fork Alder Ass RaceSouth Fork, CORunView race Sep052026The Beaver RunBreckenridge, CORunView race Sep032026Sept 3 - Social Ride GOG/Rampart Range Rd 5:30 pmColorado Springs, COCyclingView race Sep0220264th Annual Roost Rebellion RelaysDenver, CORunView race Sep012026RiseUP Elevation ChallengeColorado Springs, CORunView race Aug302026Bluffs Run 8KLone Tree, COTrailView race Aug302026Louisville Fall Splash & DashLouisville, COSwimView race Aug302026RMRR Fall Marathon Training SeriesThornton, CORunView race Aug302026T&H RSU TEMPLATEFort Collins, CORunView race Aug302026Wine Run 5k at The Winery at Holy Cross AbbeyCanon City, CORunView race Aug292026Boulder Sunset Triathlon 2026Boulder, COTriView race Aug292026Continental Divide Trail RunSteamboat Springs, COTrailView race Aug292026Glow & Roll: Illuminate What's PossibleLittleton, CORunView race Aug292026Historic Elizabeth Main Street 5K & Family Color RunElizabeth, CORunView race Aug292026RexRun For PAWSitivity 2026 Trail Run/WalkAurora, COMultisportView race Aug292026Rocky Mountain 5K presented by School District 11Colorado Springs, CORunView race Aug292026Run for Hope - Colorado SpringsColorado Springs, CORunView race Aug292026Run Like the Wind 5k / 2k / Dog JogAllenspark, CORunView race Aug292026Sloth Run 5K/10K/13.1 DENVER/AURORACentennial, CORunView race Aug292026Sloth Run DENVER/AURORAAurora, CORunView race Aug292026TBK Bank Thirsty 13 Half MarathonDurango, CORunView race Aug292026Waneka Classic 5KLafayette, CORunView race Aug292026YMCA of Pueblo Indoor TriathlonPueblo, COTriView race Aug282026D'Evelyn Dash XCDenver, CORunView race Aug272026Adams 12 MS XCThornton, CORunView race Aug272026Aug 27 - All groups @ Red Rocks (different meeting point for Adv) - 5:30 pm start!Colorado Springs, COCyclingView race Aug272026Unbridled Golf ClassicCastle Rock, CORunView race Aug252026Eltuck Valley 12K - Lory Summer Trail SeriesBellvue, COTrailView race Aug23202611th Annual Log Hill HustleRidgway, COMultisportView race Aug2320262026 PH in the ParkDenver, CORunView race Aug232026Pioneer Prairie Dog Half, 10k & 5kWestminster, CORunView race Aug232026Rebel Run 5kDenver, COMultisportView race Aug232026Rumble at the Ranch - 6 Hour MTB RelayHighlands Ranch, COMTBView race Aug232026Summit City Sprint TriBoulder, COView race Aug2220262026 True Impact Ministries 5K/10KCentennial, CORunView race Aug222026Bark n' Bolt 1K with the Pints and Pups Dog ExpoArvada, CORunView race Aug222026Bayfield XC InvitationalBayfield, CORunView race Aug222026Byers Peak Stampede Half Marathon & 5K RunFraser, CORunView race Aug222026CEROX IRON + IRON XFrederick, CORunView race Aug222026Coyote Chase 5kLouisville, CORunView race Aug222026Denver South Wash Park InviteDenver, CORunView race Aug222026Gunnison Valley TriathlonGunnison, COTriView race Aug222026Jog in the Bog 5kWestminster, CORunView race Aug222026Ram RunDenver, CORunView race Aug222026Staunton Rocks! Marathon and Half MarathonPine, CORunView race Aug222026Sunshine Sprint TriathlonBow Mar, COTriView race Aug222026Warrior Invite Boys 5KGrand Junction, CORunView race Aug222026Warrior Invite Girls 5KGrand Junction, CORunView race Aug222026Warrior Waterfront 5KGrand Junction, CORunView race Aug202026Aug 20 - Advanced @ ABOSColorado Springs, COCyclingView race Aug202026Aug 20 - Beginners @ PineriesColorado Springs, COCyclingView race Aug202026Aug 20 - Intermediate @ StrattonColorado Springs, COCyclingView race Aug202026Aurora City ChampionshipsAurora, CORunView race Aug192026HRCA Wildcat CircuitHighlands Ranch, COCyclingView race Aug182026Into the Hills Eltuck 5kBellvue, COTrailView race Aug172026James Test SiteLyons, CORunView race Aug162026Cancer League of Colorado Race 4 ResearchDenver, CORunView race Aug162026Erie Half & 5kErie, CORunView race Aug1520262026 CKF Leadville Trail 100 MTBLeadville, COMultisportView race Aug1520262026 SMC #6 Summit ClassicDillon, COView race Aug152026Bagel Run 5K/10K/13.1 DENVER/AURORACentennial, CORunView race Aug152026CWCS 5K Color Fun RunMontrose, CORunView race Aug152026Farish Mt Bike RaceWoodland Park, COCyclingView race Aug152026Frontier Academy Community 5KGreeley, CORunView race Aug152026Miles for Migraine ColoradoDenver, COMultisportView race Aug152026Run for PB& J 5K/10K/13.1 DENVER/AURORACentennial, CORunView race Aug152026Run for PB& J DENVER/AURORAAurora, CORunView race Aug152026Sunrise StampedeLongmont, CORunView race Aug152026The Cheyenne Mountain RunColorado Springs, COTrailView race Aug152026ThunderRidge Grizzly 2 MileHighlands Ranch, CORunView race Aug152026Yuma Police Department Donut 5kYuma, CORunView race Aug142026South Fork PandemoniumSouth Fork, CORunView race Aug132026Aug 13 - Beginners / Advanced @ PalmerColorado Springs, COCyclingView race Aug132026Aug 13 - Intermediate @ Red RocksColorado Springs, COCyclingView race Aug122026Evergreen Mountain Weeknight RaceEvergreen, COMTBView race Aug112026Into the Hills Eltuck 10kBellvue, COTrailView race Aug092026Leadville Boomdays International Pack Burro RaceLeadville, CORunView race Aug092026Pancake Stampede 5KLittleton, CORunView race Aug092026Rocky Mountain Tri-Fest Gravel 2026Boulder, COTriView race Aug092026Summer Sizzler- Colorado SpringsColorado Springs, CORunView race Aug092026The Berkeley CircuitDenver, CORunView race Aug092026The Bullfrog Summer SurgeLakewood, CORunView race Aug0820265K at the FairDurango, CORunView race Aug082026All-Out RunapaloozaArvada, CORunView race Aug082026Arapahoe Warrior 5KCentennial, CORunView race Aug082026Dirt Circus - BoulderBoulder, COUltraView race Aug082026Dog Days of SummerLongmont, CORunView race Aug082026Eat. Run. Adopt. 10KBerthoud, CORunView race Aug082026Escalante Days 5KDolores, CORunView race Aug082026Fort Collins Running SummitFort Collins, CORunView race Aug082026Give it a tri - sprint triathlonPagosa Springs, COTriView race Aug082026HRCA Splash Mash Dash Kids TriathlonLittleton, COTriView race Aug082026Pat's Pony ExpressWoodland Park, COTrailView race Aug082026Rocky Mountain Tri-Fest Kids Tri 2026Boulder, COTriView race Aug082026Stonewall Century Ride 2026La Veta, COCyclingView race Aug082026Summer Sizzler- DenverThornton, CORunView race Aug082026The Breck EpicBreckenridge, COTriView race Aug072026Choice City Running FestivalFort Collins, COMultisportView race Aug072026High Five 100Lake City, COUltraView race Aug072026RMRR August 5km and picnicCentennial, CORunView race Aug062026Aug 6 - Beginner & Advanced @ StrattonColorado Springs, COCyclingView race Aug062026Aug 6 - Intermediate @ Cheyenne Mountain State ParkColorado Springs, COCyclingView race Aug062026BRR All-Comers Summer Track & Field Series #5Boulder, CORunView race Aug062026Eldorado Run for the CureEldorado Springs, CORunView race Aug042026Eltuck Valley 5K - Lory Summer Trail SeriesFort Collins, CORunView race Aug032026Boulder Kids' Tri CampBoulder, COTriView race Aug022026Bound for Boston Marathon & Half Marathon - DenverDenver, CORunView race Aug022026Stagecoach Gravel TriathlonOak Creek, COTriView race Aug01202612th Annual Run for the RingAurora, CORunView race Aug0120262026 Rocky Mountain Strength RendezvousLittleton, CORunView race Aug012026Aspen BackcountryAspen, COUltraView race Aug012026Aug 1 - Social Ride @ location tbdColorado Springs, CORunView race Aug012026Boggy Draw Beat DownDolores, COMultisportView race Aug012026Flying Colors 5K Fun Run/WalkCraig, CORunView race Aug012026Kennebec Mountain RunHesperus, COTrailView race Aug012026Move with MADD Denver 5KDenver, COMultisportView race Aug012026Newbie to 5kPueblo, CORunView race Aug012026Popsicle 5K/10K/Half - Colorado SpringsColorado Springs, CORunView race Aug012026Popsicle 5K/10K/Half Marathon -Colorado SpringsColorado Springs, CORunView race Aug012026RunAbilities FUN Walk/Run/RollParker, COMultisportView race Aug012026Sheep Mountain Trail RunsFairplay, COMultisportView race Aug012026Shootout for Soldiers ColoradoLittleton, CORunView race Aug012026Snowshoe Shuffle 5K RunCreede, COMultisportView race Aug012026STEPS TO EMPOWERColorado Springs, CORunView race Aug012026Unicorn 5k (South)Highlands Ranch, CORunView race Aug012026Winter Park 50KWinter Park, COUltraView race Jul312026Wild West RelayFort Collins, COMultisportView race Jul302026July 30 - Beginner & Skills / Advanced @ Ute Valley ParkColorado Springs, COCyclingView race Jul302026July 30 - Intermediate @ Palmer ParkColorado Springs, COCyclingView race Jul292026Buff Pass BurnerSteamboat Springs, COMultisportView race Jul292026CCOC Kids TriathlonColorado Springs, COTriView race Jul292026CCOC Youth TriathlonColorado Springs, COTriView race Jul292026HRCA Badlands CircuitHighlands Ranch, COCyclingView race Jul272026The Summit 200Frisco, COUltraView race Jul262026Bird to Bird – Gravel Bike RideCrested Butte, COGravel cyclingView race Jul262026SIC Mile/2 Mile Run or WalkPueblo, CORunView race Jul262026Spirit of the West 5K Run/WalkGolden, CORunView race Jul262026Stations of the Cross 10kSan Luis, CORunView race Jul262026Steamboat Lake TriathlonClark, COTriView race Jul262026World Championship Pack Burro RaceFairplay, COUltraView race Jul2520262nd Annual Pancreatic Cancer Awareness in Honor of Diana Cantu - 5K Fun Run/WalkAlamosa, CORunView race Jul252026Aspen Valley MarathonAspen, CORunView race Jul252026Audi Snowmass 50 Mountain Bike RaceSnowmass Village, COMTBView race Jul252026Beas Knees Citizens' Race and National High School Trail ChampionshipsSalida, COTrailView race Jul252026Bob Cook Memorial Blue Sky Hill ClimbIdaho Springs, COCyclingView race Jul252026Box Canyon Trail RacesTelluride, COUltraView race Jul252026CEROX + IRONFrederick, CORunView race Jul252026Christmas 5K/10K/Half Marathon in July Meet Up - DenverLittleton, CORunView race Jul252026Creede 50/100Creede, COUltraView race Jul252026Denver CF ClimbDenver, CORunView race Jul252026Elevation Run/WalkConifer, CORunView race Jul252026Grand Mesa UltrasGrand Mesa, COUltraView race Jul252026Living Journeys 2026 Summit HikeCrested Butte, CORunView race Jul252026MOUNTAIN FAIR 4-MILERCarbondale, COUltraView race Jul252026Pikes Peak UltraColorado Springs, COMultisportView race Jul252026Run for Coffee Lovers 5K/10K/13.1 DENVER/AURORACentennial, CORunView race Jul252026Run for Coffee Lovers DENVER/AURORAAurora, CORunView race Jul252026Run for Donuts 5K/10K/13.1 DENVER/AURORACentennial, CORunView race Jul252026San Juan Gravel ClassicRidgway, CORunView race Jul252026The Great La Vega Rubber Duck RaceSan Luis, CORunView race Jul252026The Hero's Journey 5KAurora, CORunView race Jul242026Flyin' Ryan Memorial 5kLoveland, CORunView race Jul242026Never Summer 100km & 60kmWalden, COUltraView race Jul23202614er ChallengeBuena Vista, CORunView race Jul232026BRR All-Comers Summer Track & Field Series #4Boulder, CORunView race Jul232026July 23 - Beginner / Advanced @ Cheyenne Mountain State ParkColorado Springs, COCyclingView race Jul232026July 23 - Intermediate @ UteColorado Springs, COCyclingView race Jul202026Clear for Takeoff Virtual 5KColorado Springs, CORunView race Jul202026HRCA Highlands Point CircuitHighlands Ranch, COCyclingView race Jul192026Barr Trail Mountain RaceManitou Springs, CORunView race Jul192026Kendall Mountain RunSilverton, COUltraView race Jul192026One Is Too Many: Veteran Suicide Awareness 5k and Kids RunGreeley, CORunView race Jul192026TransRockies Run - Pass to PubLeadville, COUltraView race Jul1820262026 OCA Colorado 5K Panda Run & 1K WalkDenver, COMultisportView race Jul18202649th Annual Manassa Pioneer Days 5K RunManassa, CORunView race Jul182026Audi Power of Four Trail RunAspen, COTrailView race Jul182026CU Anschutz Run Club 5KAurora, CORunView race Jul182026Expedition Maroon BellsAspen, CORunView race Jul182026Festival in the Clouds 5KAlma, CORunView race Jul182026Festival in the Clouds Firefighter 5K, Fun Run and Doggie DashAlma, CORunView race Jul182026Heritage Eagles 5KLittleton, CORunView race Jul182026Hyrox Hybrid CampFREDERICK, COFitnessView race Jul182026Parker Parks and Recreation Kids' TRY-athlonParker, COTriView race Jul182026Respect Life 5KLITTLETON, CORunView race Jul182026Silverton Alpine RunsSilverton, COUltraView race Jul182026Spring Creek Memorial Trail RunSteamboat Springs, CORunView race Jul182026Summer Splash Prairie Dog Half, 10k, & 5kCastle Rock, CORunView race Jul182026Thumbs Up Summer SlamEstes Park, COUltraView race Jul182026Toni's Trot 5KLa Salle, CORunView race Jul182026TransRockies Run Charity BibsBuena Vista, COTrailView race Jul182026Tri Boulder 2026Boulder, COTriView race Jul172026High Lonesome 100Nathrop, COUltraView race Jul172026Ouray 100 Mile Endurance RunOuray, COUltraView race Jul162026July 16 - Beginner / Advanced @ Monument, Mt Herman TrailheadColorado Springs, COCyclingView race Jul162026July 16 - Intermediate @ Cheyenne CanonColorado Springs, COCyclingView race Jul162026PNAAF 5K Wellness ChallengeColorado Springs, CORunView race Jul162026Run Rocky Trails CampEstes Park, COUltraView race Jul152026Cow Creek ClassicSteamboat Springs, COMultisportView race Jul152026Wednesday Worlds Ute Valley ParkColorado Springs, CORunView race Jul1220262026 Boulder Peak TriathlonBoulder, COTriView race Jul122026Boulder Peak TriathlonBoulder, COTriView race Jul122026Heatwave Half Marathon - Colorado SpringsColorado Springs, CORunView race Jul122026RMRR July 2mi & pancake breakfastLakewood, CORunView race Jul122026Rocky Mountain State Gamescolorado springs, COTriView race Jul122026Rocky Mountain State Games - Swim / RunColorado Springs, COSwimView race Jul122026Surf and Turf TriathlonAurora, COTriView race Jul112026All-Out Dog DaysWestminster, CORunView race Jul112026Cookie ChaseDenver, CORunView race Jul112026DRMABPsi 1–5K Walk, Run & RollDenver, CORunView race Jul112026Grin & Bear ItCrested Butte, COMultisportView race Jul112026Grin & Bear It 25K & 15K Runs (or MTB)Crested Butte, COMTBView race Jul112026Heatwave Half Marathon - DenverLittleton, CORunView race Jul112026Heatwave Half Marathon - DenverDenver, CORunView race Jul112026Pagosa DuathlonPagosa Springs, CODuathlonView race Jul112026Paint the PrairieAurora, CORunView race Jul112026The Triple BypassEvergreen, COCyclingView race Jul102026Frisco Triathlon - FridayFrisco, COTriView race Jul102026Hardrock 100 Endurance RunSilverton, COUltraView race Jul102026Silverheels Trail RunsComo, COMultisportView race Jul092026BRR All-Comers Summer Track & Field Series #3Boulder, CORunView race Jul092026July 9 - Beg & Skills / Advanced @ Palmer ParkColorado Springs, COCyclingView race Jul092026July 9 - Intermediate @ Austin Bluffs Open SpaceColorado Springs, COCyclingView race Jul092026Women's Specific High Trails Trail Running RetreatBuena Vista, COTrailView race Jul082026HRCA Rocky Gulch CircuitHighlands Ranch, COCyclingView race Jul052026Hahns Peak Vertical Trail RaceClark, CORunView race Jul04202616th Annual Telluride Foundation Rundola: Run for GoodTelluride, CORunView race Jul0420262026 Crested Butte Golden Retriever Registration July 4 ParadeCrested Butte, CORunView race Jul0420262026 Firecracker 50 Mountain Bike RaceBreckenridge, COMTBView race Jul0420262026 Independence Day 10kBreckenridge, CORunView race Jul04202640th Annual Boogie's Buddy Race, Presented By Aspen Valley HealthAspen, CORunView race Jul0420264th of July Donut Hole MileArvada, CORunView race Jul0420266th Annual July 4th ROCK-IT RUNCastle Rock, CORunView race Jul042026Avery Brewing Co. 4K on the 4thBoulder, CORunView race Jul042026Bayfield Firecracker 5K & 2K fun run/walkBayfield, CORunView race Jul042026Burro Buster 5kFairplay, CORunView race Jul042026Devil's Thumb Freedom Run 5k/15kTabernash, CORunView race Jul042026Durango Main Avenue MileDurango, CORunView race Jul042026FireKracker 5kFort Collins, CORunView race Jul042026Georgetown SUP-AthlonGeorgetown, COTriView race Jul042026Greeley Freedom 5k Walk & RunGreeley, COMultisportView race Jul042026HRCA Independence Day 5KLittleton, CORunView race Jul042026Independence Day Freedom 5KBuena Vista, CORunView race

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