Find My Ultra

50K races in California

The 123 50K ultramarathons in California, with each one's climb, cutoff and date. Every race links to its own page, where you can see how it fits the runner you are now.

RaceDistanceWhereDateClimbCutoff
Berkeley Trail Adventure50 KMBerkeley, CASep 12, 20266,250 ft8.5 h
South Hills Single Track Trail Run - Summer50 KMSan Jose, CASep 12, 20264,500 ft9.5 h
Mammoth Trailfest50 KMMammoth Lakes, CASep 25, 20267,000 ft12 h
Bandit Ultra Trail (Rocky Peak 50K)50 KMSimi Valley, CASep 26, 20265,425 ft9 h
Mt. Disappointment Mountain Race50 KMMt. Wilson, CASep 26, 20267,000 ft10 h
Spartan Trail - San Jose Trail Challenge50 KMSan Jose, CASep 27, 20266,345 ft9 h
Signal Peak Trail Runs50 KMEmigrant Gap, CAOct 3, 2026—9 h
Spooner's Cove50 KMLos Osos, CAOct 4, 2026——
Yuba Gold50 KMNevada City, CAOct 4, 20265,669 ft—
Kodiak Ultra Marathons50 KMBig Bear Lake, CAOct 10, 20266,000 ft11 h
Mt. Umunhum Trail Conquest - Fall50 KMSan Jose, CAOct 10, 20266,350 ft9 h
Ruth Anderson50 KMSan Francisco, CAOct 10, 2026—11 h
Sunset & Cider Trail Races50 KMAuburn, CAOct 10, 20264,040 ft9 h
That's No Moon Ultras 50K50 KMSilverado, CAOct 10, 20265,469 ft14.75 h
Bizz Johnson50 KMSusanville, CAOct 11, 2026280 ft8 h
California Fall Classic and 55K55 KMHealdsburg, CAOct 17, 20267,060 ft16.5 h
Lake Hodges Trail Fest 50K50 KMEscondido, CAOct 17, 20263,449 ft8.5 h
The Jackalope Lope50 KMRedding, CAOct 17, 20267,000 ft9.5 h
The Peak 50K50 KMJulian, CAOct 17, 20266,348 ft10 h
Island View - Endurance Run50 KMGoleta, CAOct 24, 20268,300 ft12 h
No Name Trail Races50 KMAgoura, CAOct 24, 20265,200 ft11 h
Pinkathon Challenge for Breast Cancer50 KMSan Francisco, CAOct 24, 20261,620 ft9.5 h
Range of Light Trail50 KMBishop, CAOct 24, 20265,600 ft12 h
Trail Run at Sly Park - Fall50 KMPollock Pines, CAOct 24, 20265,000 ft9 h
Almaden Hills Trail Run - Fall50 KMSan Jose, CAOct 31, 20268,222 ft9.5 h
Caspers Trail Races50 KMSan Juan Capistrano, CAOct 31, 20264,948 ft9.5 h
Chino Hills Trail Run Series50 KMBrea, CANov 7, 20264,400 ft10 h
Lake Chabot50 KMCastro Valley, CANov 7, 20263,980 ft8.5 h
Mt. Tam Trail Run50 KMStinson Beach, CANov 7, 20266,319 ft8.5 h
Rio Del Lago 50 km Race50 KMGranite Bay, CANov 7, 2026—9 h
Griffith Park Trail50 KMLos Angeles, CANov 21, 20266,204 ft9.5 h
Calero Trail Run - December50 KMSan Jose, CADec 5, 2026—8 h
Over The Hill Track Club High Desert 50K & 30K50 KMRidgecrest, CADec 5, 20262,726 ft10 h
Ray Miller 50/5050 KMMalibu, CADec 5, 20265,203 ft14 h
San Joaquin River Trail 50K Run50 KMFriant, CADec 5, 20265,500 ft16 h
Hunter S. Thompson Fear & Loathing 50 km50 KMSan Francisco, CADec 6, 20262,700 ft12 h
Doomsday50 KMCool, CADec 12, 20265,100 ft9.5 h
Magnolia Magic River Trail Run50 KMPilot Hill, CADec 12, 20265,813 ft9 h
Paramount Ranch Trail Runs50 KMCalabasas, CADec 19, 2026——
Hacienda Hills Run - Winter50 KMSan Jose, CAJan 2, 20277,120 ft9 h
Lost Coast 55K55 KMWhitethorn, CAJan 2, 20276,500 ft9.5 h
Avalon Benefit 50 km Run50 KMAvalon, CAJan 9, 20276,500 ft11 h
No Hands50 KMAuburn, CAJan 9, 20275,250 ft8.5 h
Folsom Lake Sweet Water Trail Run50 KMFolsom, CAJan 23, 20273,136 ft9 h
Golden Gate Spartan Trail Classic50 KMSan Francisco, CAJan 23, 20274,420 ft12.25 h
La Cuesta Ranch Trail Run50 KMSan Luis Obispo, CAJan 23, 2027——
Calico Trail Run50 KMBarstow, CAJan 24, 20273,893 ft9 h
Del Dios Trail Runs50 KMEscondido, CAJan 24, 20273,000 ft9 h
Sean O'Brien 50M/50K/26.2/30K50 KMCalabasas, CAJan 30, 20276,719 ft9 h
Fort Ord 50K Trail Run50 KMSalinas, CAFeb 6, 20274,200 ft8.5 h
Golden Gate (Winter)50 KMRodeo Beach, CAFeb 6, 20276,580 ft9 h
Jed Smith50 KMSacramento, CAFeb 6, 2027—9.5 h
Mt. Umunhum Trail Conquest50 KMSan Jose, CAFeb 6, 20277,635 ft9 h
The Ranch 50 km Race50 KMEscondido, CAFeb 13, 20276,318 ft9.5 h
Chabot/Redtail Ridge - Inside Trail50 KMCastro Valley, CAFeb 20, 20274,800 ft8.5 h
FOURmidable 50K50 KMAuburn, CAFeb 20, 20275,449 ft9.5 h
Montara Mountain50 KMPacifica, CAFeb 20, 20276,700 ft9 h
Salmon Falls 50 km Race50 KMColoma, CAFeb 27, 20273,500 ft8 h
SoCalUltraTrail at Tejon Ranch50 KMLebec, CAFeb 27, 20275,473 ft17 h
Sycamore Canyon 50k50 KMPoway, CAFeb 27, 20274,403 ft16 h
Will Rogers 24 Hour/12 Hours/6 Hour50 KMPacific Palisades, CAFeb 27, 2027—12 h
Chanoko Trail Runs50 KMRocklin, CAMar 6, 2027——
Skyline Ridge Trail Run50 KMLa Honda, CAMar 6, 2027—9 h
Way Too Cool 50K Endurance Run50 KMCool, CAMar 6, 20274,799 ft10 h
Marin Ultra Challenge50 KMSausalito, CAMar 13, 20276,300 ft11.5 h
Old West Trail Runs50 KMJulian, CAMar 13, 20272,500 ft9 h
Ruck A Chuck 50k50 KMForesthill, CAMar 13, 2027—9.5 h
South Hills Single Track Trail Run - Spring50 KMSan Jose, CAMar 13, 20275,164 ft9.5 h
Folsom Lake South Side Trail Run50 KMFolsom, CAMar 20, 20274,130 ft9 h
Rattlesnake Dick50 KMCool, CAMar 20, 20273,800 ft10 h
Redwood Trail Run (Spring)50 KMOakland, CAMar 20, 20273,548 ft9 h
Valencia Trail Race50 KMValencia, CAMar 20, 20278,134 ft9 h
Diablo Trails Challenge50 KMWalnut Creek, CAApr 3, 2027—11 h
Lake Sonoma & 50K50 KMHealdsburg, CAApr 10, 20275,700 ft9 h
Oriflamme50 KMJulian, CAApr 10, 2027—9 h
Calistoga Mountain Run50 KMCalistoga, CAApr 11, 20277,500 ft12 h
Leona Divide 50 km Run50 KMLake Hughes, CAApr 17, 20274,478 ft10 h
Mendocino Coast 50k50 KMMendocino, CAApr 17, 2027—9.5 h
Outlands50 KMPilot Hill, CAApr 17, 20273,407 ft8.667 h
Canyons Endurance Runs50 KMAuburn, CAApr 24, 20275,577 ft10 h
Las Virgenes Canyon Trail Races33.6 miLos Angeles (West Hills), CAApr 24, 2027——
Machete Trail Madness & 50k50 KMPerris, CAApr 24, 20276,900 ft9 h
Coyote Two Moon Ultras 55 km55 KMOjai, CAApr 30, 20278,030 ft15 h
Folsom Lake Trail Run - Spring50 KMFolsom, CAMay 1, 20274,027 ft9 h
Wild Wild West Marathon And Ultra50 KMLone Pine, CAMay 1, 2027—12 h
Grizzly Peak 50k50 KMBerkeley, CAMay 8, 20276,760 ft9 h
John Wayne Grit Series - Newport Coast50 KMLaguna Beach, CAMay 8, 20275,100 ft9 h
Paiute Meadows Trail Run50 KMSusanville, CAMay 8, 2027—9 h
Quicksilver50 KMSan Jose, CAMay 8, 20276,000 ft9 h
Bishop High Sierra55 KMBishop, CAMay 15, 2027—9.5 h
Corral Canyon Trail Scramble50 KMCampo, CAMay 15, 2027—9 h
Napa Wilderness Trail Runs50 KMNapa, CAMay 15, 20275,547 ft10.5 h
O'Neill Park Trail Races50 KMTrabuco Canyon, CAMay 15, 20273,077 ft9.5 h
Mission Trails Twilight Runs50 KMSan Diego, CAMay 22, 20277,270 ft10 h
Run for Amma50 KMSunnyvale, CAMay 22, 20275,377 ft8 h
Pacifico Ultra50 KMPalmdale, CAMay 29, 20275,317 ft9 h
Run The Rim50 KMArnold, CAMay 30, 20275,100 ft9 h
Cinderella Trail - Spring50 KMOakland, CAJun 5, 20275,495 ft9 h
Malibu Canyon Trail Races50 KMMalibu, CAJun 5, 20274,659 ft11 h
Shadow of the Giants 50K50 KMFish Camp, CAJun 5, 20275,134 ft8 h
Holcomb Valley trail Run33 MilesBig Bear Lake, CAJun 12, 20274,960 ft11 h
Black Mountain 50k50 KMSan Diego, CAJun 19, 20275,200 ft9 h
Golden State 50K50 KMSalinas, CAJun 19, 20273,450 ft9 h
Headwaters Trail Runs52 KMMount Shasta, CAJun 19, 20278,000 ft12 h
Orange Curtain50 KMCerritos, CAJun 19, 2027—9 h
Big Chief 50K50 KMTruckee, CAJun 27, 20274,500 ft9 h
Rancho Hills Trail Run - Summer50 KMMorgan Hill, CAJul 3, 20276,945 ft9 h
Salt Point Trail Run50 KMJenner, CAJul 10, 2027——
San Lorenzo River Trail Run50 KMSanta Cruz, CAJul 10, 2027—9 h
Elder Creek Night Runs50 KMAnza, CAJul 17, 20272,566 ft9 h
Great Shasta Rail Trail50 KMMcCloud, CAJul 24, 2027—12 h
Lost Sierra Endurance Race50 KMDownieville, CAJul 24, 20274,226 ft13 h
Rodeo Valley Trail Run50 KMSausalito, CAJul 31, 20275,750 ft8.5 h
Skyline 50K50 KMSan Leandro, CAAug 1, 20274,810 ft9 h
Almaden Hills Trail Run - Summer50 KMSan Jose, CAAug 14, 20278,200 ft9 h
Bulldog 50K Ultra Run & 25K Trail Run50 KMCalabasas, CAAug 14, 20275,572 ft9 h
Redwood Summer Trail Run50 KMOakland, CAAug 14, 20273,500 ft9 h
Tamalpa Headlands 50K50 KMSausalito, CAAug 14, 20276,309 ft10 h
Trail Run at Sly Park - Summer50 KMPollock Pines, CAAug 21, 20275,000 ft9 h
Run-de-Vous50 KMSan Martin, CAAug 27, 2027—9 h
China Peak Running Festival50 KMLakeshore, CASep 4, 2027——
Noble Canyon 50k50 KMMount Laguna, CASep 4, 20274,026 ft9.5 h
CTR - Diablo Trail Run50 KMClayton, CASep 5, 20277,990 ft9 h