Races
UTMB World Series
100K
United States
California

100K utmb world series ultramarathons in California, United States

United States

100K

California

UTMB World Series

Filters

TrailRoadTrack

BackyardRelayStage

Point to pointSingle loopMultiple loopsOut & back

50K50mi100K100mi6hr12hr24hr

< 1%1%-2%2%-3%3%-4%4%-5%> 5%

BeginnerIntermediateHardHardest

≥

North AmericaSouth AmericaEuropeAsiaAfricaOceaniaAntarctica

United States

AfghanistanÅland IslandsAlbaniaAlgeriaAndorraAngolaAnguillaAntarcticaAntigua and BarbudaArgentinaArmeniaArubaAustraliaAustriaAzerbaijanBahamasBahrainBangladeshBarbadosBelarusBelgiumBelizeBeninBermudaBhutanBoliviaBosnia and HerzegovinaBotswanaBrazilBritish Virgin IslandsBruneiBulgariaBurkina FasoBurundiCambodiaCameroonCanadaCape VerdeCayman IslandsCentral African RepublicChadChileChinaColombiaComorosCongoCosta RicaCroatiaCubaCuraçaoCyprusCzech RepublicDemocratic Republic of the CongoDenmarkDjiboutiDominicaDominican RepublicEcuadorEgyptEl SalvadorEquatorial GuineaEritreaEstoniaEswatiniEthiopiaFaroe IslandsFijiFinlandFranceFrench GuianaGabonGambiaGeorgiaGermanyGhanaGibraltarGreeceGrenadaGuadeloupeGuamGuatemalaGuernseyGuineaGuinea-BissauGuyanaHaitiHondurasHong KongHungaryIcelandIndiaIndonesiaIranIraqIrelandIsle of ManIsraelItalyIvory CoastJamaicaJapanJerseyJordanKazakhstanKenyaKiribatiKosovoKuwaitKyrgyzstanLaosLatviaLebanonLesothoLiberiaLibyaLiechtensteinLithuaniaLuxembourgMacauMadagascarMalawiMalaysiaMaldivesMaliMaltaMarshall IslandsMartiniqueMauritaniaMauritiusMayotteMexicoMoldovaMonacoMongoliaMontenegroMontserratMoroccoMozambiqueMyanmarNamibiaNauruNepalNetherlandsNew CaledoniaNew ZealandNicaraguaNigerNigeriaNorfolk IslandNorthern Mariana IslandsNorth KoreaNorth MacedoniaNorwayOmanPakistanPalauPanamaPapua New GuineaParaguayPeruPhilippinesPolandPortugalPuerto RicoQatarRéunionRomaniaRussiaRwandaSaint Kitts and NevisSaint LuciaSaint MartinSaint Pierre and MiquelonSaint Vincent and the GrenadinesSamoaSan MarinoSão Tomé and PríncipeSaudi ArabiaSenegalSerbiaSeychellesSierra LeoneSingaporeSint MaartenSlovakiaSloveniaSolomon IslandsSomaliaSouth AfricaSouth KoreaSouth SudanSpainSri LankaSudanSurinameSvalbard and Jan MayenSwedenSwitzerlandSyriaTaiwanTajikistanTanzaniaThailandTimor-LesteTogoTongaTrinidad and TobagoTunisiaTurkeyTurkmenistanTurks and Caicos IslandsTuvaluUgandaUkraineUnited Arab EmiratesUnited KingdomUnited StatesUruguayUS Virgin IslandsUzbekistanVanuatuVenezuelaVietnamWestern SaharaYemenZambiaZimbabwe

East East CoastGulf CoastMid-AtlanticMidwestNew EnglandNortheastPacific North WestSouth Southeast Southwest West West Coast

California

AlabamaAlaskaArizonaArkansasCaliforniaColoradoConnecticutDelawareDistrict of ColumbiaFloridaGeorgiaHawaiiIdahoIllinoisIndianaIowaKansasKentuckyLouisianaMaineMarylandMassachusettsMichiganMinnesotaMississippiMissouriMontanaNebraskaNevadaNew HampshireNew JerseyNew MexicoNew YorkNorth CarolinaNorth DakotaOhioOklahomaOregonPennsylvaniaRhode IslandSouth CarolinaSouth DakotaTennesseeTexasUtahVermontVirginiaWashingtonWest VirginiaWisconsinWyoming

2025202620272028

WinterSpringSummerFall

JanuaryFebruaryMarchAprilMayJuneJulyAugustSeptemberOctoberNovemberDecember

UTMB IndexUTMB World SeriesUTMB World Series Majors

1 races

Canyons Endurance Runs

Apr 23-24, 2027 (Fri-Sat)

Auburn, California, United States

Rugged Sierra Nevada foothills, historic gold-rush routes, steep canyons, and challenging scenic terrain through the birthplace of mountain ultras

50K

100K

100mi

Page 1 of 1

Showing 1 - 1 of 1 events

Races by distance

50K races
50mi races
100K races
100mi races
6hr races
12hr races
24hr races

Races by type

Road races
Trail races
Track races
Stage races
Relays
Backyard ultras

Races by continent

North America
South America
Europe
Asia
Africa
Oceania

Races by country

United States
United Kingdom
France
Germany
Canada
Australia
Japan
South Africa

Your next ultra starts here

Contact
Help
Privacy Policy
Cookies Policy
Terms of Use

100K utmb world series ultramarathons in California, United States

Filters

Terrain

Format

Course

Distance1

Elevation

Difficulty

Cutoff

Continent

Country1

Region

State1

Year

Season

Month

UTMB Qualification1

Canyons Endurance Runs