Find My Ultra

Ultramarathons in California

All 227 ultramarathons in California, from 50K to 200 miles, with the climb, the cutoff and the date for each. 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
Coke and Donuts Two Fiddy50 MilesVENTURA, CASep 12, 2026—13.5 h
South Hills Single Track Trail Run - Summer50 KMSan Jose, CASep 12, 20264,500 ft9.5 h
Last One Standing at Bradley CaliforniaBackyard (4.167-mile yards)Bradley, CASep 18, 2026——
Mile Madness Endurance Run100 MilesAuburn, CASep 19, 2026—48 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
Dick Collins Firetrails 50 Mile50 MilesCastro Valley, CASep 26, 20268,500 ft15.5 h
Dick Collins Firetrails 50 Mile100 KMCastro Valley, CASep 26, 202610,400 ft16.5 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
THE MAMMOTH 200200 MilesMammoth Lakes, CAOct 2, 202632,000 ft110 h
Angeles Crest 100 Mile100 MilesWrightwood, CAOct 3, 202619,869 ft33 h
Cuyamaca 100 km Endurance Run100 KMJulian, CAOct 3, 20269,000 ft19 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 Marathons100 MilesBig Bear Lake, CAOct 9, 202615,912 ft36 h
Euchre Bar Massacre50 MilesForesthill, CAOct 10, 202620,000 ft19 h
Kodiak Ultra Marathons50 KMBig Bear Lake, CAOct 10, 20266,000 ft11 h
Kodiak Ultra Marathons100 KMBig Bear Lake, CAOct 10, 202610,000 ft20 h
Mt. Umunhum Trail Conquest - Fall50 KMSan Jose, CAOct 10, 20266,350 ft9 h
Ruth Anderson50 KMSan Francisco, CAOct 10, 2026—11 h
Ruth Anderson50 MilesSan Francisco, CAOct 10, 2026—13 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
That's No Moon Ultras50 MilesSilverado, CAOct 10, 20269,440 ft16.75 h
Bizz Johnson50 KMSusanville, CAOct 11, 2026280 ft8 h
Cahuilla Rez Ultra100 MilesAnza, CAOct 17, 20268,500 ft29 h
California Fall Classic and 55K55 KMHealdsburg, CAOct 17, 20267,060 ft16.5 h
California Fall Classic 100K and100 KMHealdsburg, CAOct 17, 202613,848 ft19 h
Lake Hodges Trail Fest 50K50 KMEscondido, CAOct 17, 20263,449 ft8.5 h
Sonoma Fall Classic100 MilesHealdsburg, CAOct 17, 202625,058 ft36 h
Sonoma Fall Classic50 MilesHealdsburg, CAOct 17, 202610,612 ft14 h
The Jackalope Lope50 KMRedding, CAOct 17, 20267,000 ft9.5 h
The Peak 50K50 KMJulian, CAOct 17, 20266,348 ft10 h
San Diego 100 Mile Endurance Run100 MilesEscondido, CAOct 23, 2026—30 h
San Diego Endurance Run50 MilesEscondido, CAOct 23, 2026—14 h
San Diego 200200 MilesEscondido, CAOct 23, 202615,600 ft32 h
Island View - Endurance Run100 MilesGoleta, CAOct 24, 202625,000 ft36 h
Island View - Endurance Run50 KMGoleta, CAOct 24, 20268,300 ft12 h
Island View - Endurance Run100 KMGoleta, CAOct 24, 202616,600 ft24 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
Machete Muertos 200100 MilesPerris, CAOct 28, 2026—48 h
Machete Muertos 200200 MilesPerris, CAOct 28, 202644,000 ft96 h
Machete Trail Madness 50 Miler50 MilesPerris, CAOct 28, 2026—24 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 Race100 MilesGranite Bay, CANov 7, 20268,176 ft30 h
Rio Del Lago 50 km Race50 KMGranite Bay, CANov 7, 2026—9 h
Roosters Backyard Ultra-FallBackyard (4.167-mile yards)Chula Vista, CANov 7, 202670 ft—
Roosters Backyard UltraBackyard (4.167-mile yards)San Diego, CANov 14, 2026——
Operation OCALI69 MilesMalibu, CANov 20, 202613,000 ft36 h
Darrington Single Track Trail Challenge36 MilesPilot Hill, CANov 21, 20264,500 ft10 h
Griffith Park Trail50 KMLos Angeles, CANov 21, 20266,204 ft9.5 h
Boundiful Endurance Runs100 MilesHemet, CANov 28, 2026—31 h
Anza Borrego Cuyamaca 50 Mile Run50 MilesJulian, CADec 5, 20265,500 ft14.5 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
Ray Miller 50/5050 MilesMalibu, CADec 5, 20269,321 ft15 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
Hunter S. Thompson Fear & Loathing50 MilesSan Francisco, CADec 6, 20263,300 ft11 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——
New Year's One Day100 MilesSan Jose, CADec 31, 2026—28 h
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
Avalon Benefit Run50 MilesAvalon, CAJan 9, 20278,000 ft12 h
No Hands50 KMAuburn, CAJan 9, 20275,250 ft8.5 h
San Diego 50 and Trail Runs50 MilesEscondido, CAJan 9, 20274,000 ft14 h
Coyote Cohorts Backbone Trail Ultra68 MilesSanta Monica Mountains, CAJan 16, 202712,628 ft26 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
Golden Gate Spartan Trail Classic50 MilesSan Francisco, CAJan 23, 20277,239 ft14 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
Sean O'Brien 100K/50M 26.2/30K50 MilesCalabasas, CAJan 30, 202711,493 ft—
Sean O'Brien 100K/50M 26.2/30K100 KMCalabasas, CAJan 30, 202713,179 ft19 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
Jed Smith50 MilesSacramento, CAFeb 6, 2027—10.5 h
Monterey Ultra50 MilesMonterey, CAFeb 6, 20277,080 ft13.967 h
Mt. Umunhum Trail Conquest50 KMSan Jose, CAFeb 6, 20277,635 ft9 h
Giro di Fremont60 KMFremont, CAFeb 13, 2027—10.5 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
Happy Chinese New Year 100 km Race100 KMSan Diego, CAFeb 20, 2027—19 h
Happy Chinese New Year50 MilesSan Diego, CAFeb 20, 20275,000 ft12 h
Montara Mountain50 KMPacifica, CAFeb 20, 20276,700 ft9 h
Roosters Backyard ultra-springBackyard (4.167-mile yards)Bonita, CAFeb 20, 2027——
Salmon Falls 50 km Race50 KMColoma, CAFeb 27, 20273,500 ft8 h
SoCalUltraTrail at Tejon Ranch50 KMLebec, CAFeb 27, 20275,473 ft17 h
SoCalUltraTrail at Tejon Ranch100 KMLebec, CAFeb 27, 202711,903 ft18 h
Sycamore Canyon 50k50 KMPoway, CAFeb 27, 20274,403 ft16 h
Sycamore Canyon100 KMPoway, CAFeb 27, 20278,800 ft17 h
Will Rogers 24 Hour/12 Hours/6 Hour100 MilesPacific Palisades, CAFeb 27, 2027—30 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
Marin Ultra Challenge50 MilesSausalito, CAMar 13, 202710,550 ft14.5 h
Old West Trail Runs50 KMJulian, CAMar 13, 20272,500 ft9 h
Ruck A Chuck 50k50 KMForesthill, CAMar 13, 2027—9.5 h
Santa Barbara Nine Trails35 MilesSanta Barbara, CAMar 13, 202710,125 ft14.5 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
Bad Ass Backyard UltraBackyard (4.167-mile yards)Rio Linda, CAMar 27, 202733 ft—
American River 50 Mile Endurance Run50 MilesSacramento, CAApr 3, 20274,580 ft14 h
Diablo Trails Challenge50 KMWalnut Creek, CAApr 3, 2027—11 h
Santa Barbara Tough Enough59 MilesSanta Barbara, CAApr 3, 20278,470 ft18 h
Lake Sonoma & 50K50 KMHealdsburg, CAApr 10, 20275,700 ft9 h
Lake Sonoma 100K50 MilesHealdsburg, CAApr 10, 202710,500 ft—
Lake Sonoma 100K100 KMHealdsburg, CAApr 10, 2027—19 h
Oriflamme50 KMJulian, CAApr 10, 2027—9 h
Calistoga Mountain Run50 KMCalistoga, CAApr 11, 20277,500 ft12 h
Run4Kids 24 Hour Running Party100 MilesCorona, CAApr 16, 2027—30 h
Run4Kids 24 Hour Running Party50 MilesCorona, CAApr 16, 2027—13.5 h
Badwater Salton Sea81 MilesBorrego Springs, CAApr 17, 20275,500 ft27 h
Leona Divide Run100 MilesLake Hughes, CAApr 17, 202716,447 ft33 h
Leona Divide 50 km Run50 KMLake Hughes, CAApr 17, 20274,478 ft10 h
Leona Divide Run50 MilesLake Hughes, CAApr 17, 20277,884 ft17 h
Leona Divide Run100 KMLake Hughes, CAApr 17, 20279,767 ft17 h
Mendocino Coast 50k50 KMMendocino, CAApr 17, 2027—9.5 h
Outlands50 KMPilot Hill, CAApr 17, 20273,407 ft8.667 h
Outlands50 MilesPilot Hill, CAApr 17, 20276,100 ft13.5 h
Silver Moon Race - Kings River100 MilesReedley, CAApr 17, 20278,750 ft30 h
Canyons Endurance Runs50 KMAuburn, CAApr 24, 20275,577 ft10 h
Canyons Endurance Runs100 KMAuburn, CAApr 24, 202712,303 ft19 h
Las Virgenes Canyon Trail Races33.6 miLos Angeles (West Hills), CAApr 24, 2027——
Las Virgenes Canyon Trail Races52.2 miLos Angeles (West Hills), CAApr 24, 2027——
Machete Trail Madness & 50k50 KMPerris, CAApr 24, 20276,900 ft9 h
Machete Trail Madness 100k100 KMPerris, CAApr 24, 202713,200 ft15 h
Coyote Two Moon Ultras100 MilesOjai, CAApr 30, 202726,000 ft42 h
Coyote Two Moon Ultras 55 km55 KMOjai, CAApr 30, 20278,030 ft15 h
Coyote Two Moon Ultras55 MilesOjai, CAApr 30, 202714,583 ft29 h
Coyote Two Moon Ultras100 KMOjai, CAApr 30, 202716,431 ft26 h
Harvest & Howitzer Backyard UltraBackyard (4.167-mile yards)Placerville, CAApr 30, 2027500 ft—
Folsom Lake Trail Run - Spring50 KMFolsom, CAMay 1, 20274,027 ft9 h
Miwok100 KM 2012+ Modern CourseStinson Beach, CAMay 1, 202711,000 ft19 h
Santa Clarita Trail Race60 KMSanta Clarita, CAMay 1, 20277,652 ft13 h
Santa Clarita Trail Race100 KMSanta Clarita, CAMay 1, 202712,863 ft23 h
Santa Clarita Trail Race120 KMSanta Clarita, CAMay 1, 202715,304 ft27.5 h
Wild Wild West Marathon And Ultra50 KMLone Pine, CAMay 1, 2027—12 h
Wild Wild West Marathon And Ultra50 MilesLone Pine, CAMay 1, 2027—14 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
Quicksilver100 KMSan Jose, CAMay 8, 202712,701 ft17 h
Born to Run Ultra Marathons100 MilesLos Olivos, CAMay 14, 2027—48 h
Bishop High Sierra55 KMBishop, CAMay 15, 2027—9.5 h
Bishop High Sierra50 MilesBishop, CAMay 15, 2027—13.5 h
Bishop High Sierra100 KMBishop, CAMay 15, 2027—19 h
Corral Canyon Trail Scramble50 KMCampo, CAMay 15, 2027—9 h
Napa Wilderness Trail Runs50 KMNapa, CAMay 15, 20275,547 ft10.5 h
Napa Wilderness Trail Runs40 MilesNapa, CAMay 15, 2027—11 h
O'Neill Park Trail Races50 KMTrabuco Canyon, CAMay 15, 20273,077 ft9.5 h
Rim Rock 50 Mile Trail Challenge50 MilesNapa, CAMay 15, 2027—14 h
Mission Trails Twilight Runs50 KMSan Diego, CAMay 22, 20277,270 ft10 h
Nanny Goat100 MilesRiverside, CAMay 22, 2027—30 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
Malibu Canyon Trail Races50 MilesMalibu, CAJun 5, 20278,740 ft17.5 h
Malibu Canyon Trail Races100 KMMalibu, CAJun 5, 202710,446 ft17.5 h
Shadow of the Giants 50K50 KMFish Camp, CAJun 5, 20275,134 ft8 h
Bay Area 100100 MilesOakland, CAJun 12, 202718,263 ft33 h
Cool Moon Trail Runs100 MilesCool, CAJun 12, 202713,600 ft37 h
Cool Moon Trail Runs50 MilesCool, CAJun 12, 20276,700 ft13.5 h
Cool Moon Trail Runs100 KMCool, CAJun 12, 20279,000 ft19 h
Holcomb Valley trail Run33 MilesBig Bear Lake, CAJun 12, 20274,960 ft11 h
Burney Mountain 100100 MilesCassel, CAJun 18, 202715,000 ft38 h
Orange Curtain100 KMCerritos, CAJun 18, 2027—19 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
Tahoe 200 Endurance Run200 MilesHomewood, CAJun 21, 202732,093 ft100 h
Western States 100100 MilesOlympic Valley, CAJun 26, 202715,540 ft30 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
Badwater 135135 MilesDeath Valley, CAJul 19, 202714,600 ft48 h
Great Shasta Rail Trail50 KMMcCloud, CAJul 24, 2027—12 h
Lost Sierra Endurance Race50 KMDownieville, CAJul 24, 20274,226 ft13 h
Lost Sierra Endurance Race100 KMDownieville, CAJul 24, 202710,780 ft20 h
The San Francisco Marathon52.4 MilesSan Francisco, CAJul 25, 20272,400 ft11.967 h
Folsom 100100 MilesGranite Bay, CAJul 30, 20277,667 ft38.5 h
Folsom 10054 MilesGranite Bay, CAJul 30, 2027—14.5 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
Bulldog Ultra Run & 25K Trail Run75 KMCalabasas, CAAug 14, 20278,358 ft10 h
Redwood Summer Trail Run50 KMOakland, CAAug 14, 20273,500 ft9 h
Tamalpa Headlands 50K50 KMSausalito, CAAug 14, 20276,309 ft10 h
Run-de-Vous100 MilesSan Martin, CAAug 20, 2027—30 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
Run-de-Vous50 MilesSan Martin, CAAug 27, 2027—13.5 h
Run-de-Vous100 KMSan Martin, CAAug 27, 2027—19 h
China Peak Running Festival50 KMLakeshore, CASep 4, 2027——
Fog City UltraBackyard (4.167-mile yards)San Francisco, 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