50–100 km trail races
115 races in the 50–100 km band, sorted so you can compare terrain and difficulty rather than just distance.
NUTS Ylläs Pallas 66 km (Hetta-Pallas)
Finland · July
66 km+1,652 mTechnical ultraGuideVaarojen Maraton 43 km
Finland · October
43 km+1,114 mTechnical trail marathonGuideNuuksio Classic Trail Marathon
Finland · September
42 km+731 mTechnical trail marathonGuideNUTS Pyhä 43 km
Finland · August
43 km+1,039 mTechnical trail marathonGuideArctic Trail Run 50 km (Vasiten)
Finland · August
50 km+820 mTechnical trail marathonGuideOCC (Orsieres-Champex-Chamonix)
Switzerland · August
57 km+3,201 mTechnical mountain trail marathonGuideZegama-Aizkorri Mendi Maratoia (XXV)
Spain · May
42 km+2,661 mRelentlessly climbing trail marathonGuideTrofeo Kima
Italy · August
52 km+3,309 mTechnical high-mountain trail marathonGuideBen Nevis Ultra
United Kingdom · September
52 km+3,822 mTechnical trail marathonGuideTromsø Skyrace – Hamperokken Skyrace 54K
Norway · August
54 km+4,766 mTechnical trail marathonGuideOlympus Marathon 44K
Greece · June
44 km+2,930 mTechnical mountain trail marathonGuideLa 6000D
France · July
69 km+3,375 mRelentlessly climbing high-mountain ultraGuideSpeedgoat Mountain Races by UTMB - 50K
United States · July
50 km+3,439 mRelentlessly climbing high-mountain trail marathonGuideBroken Arrow Skyrace 46K
United States · June
46 km+2,095 mRelentlessly climbing mountain trail marathonGuidePikes Peak Marathon
United States · September
42 km+2,381 mTechnical high-mountain trail marathonGuideWay Too Cool 50K Endurance Run
United States · March
51 km+619 mFast, runnable trail marathonGuideChuckanut 50k
United States · March
50 km+1,398 mTechnical trail marathonGuideNuuksio Classic 70K Trail Ultra
Finland · September
72 km+851 mTechnical ultraTiirismaa Trail
Finland · August
63 km+1,725 mRolling trail marathonGuideKainuu Trail 55 km Värikallio
Finland · June
55 km+1,939 mTechnical trail marathonUTTERtrail / SAUKKOtrail
Finland · June
52 km+56 mTechnical trail marathonGuideKOMIA Ilkan Polku
Finland · October
42 km+238 mFast, runnable trail marathonGuideNUTS Syöte 40 km
Finland · June
41 km+504 mFast, runnable trail marathon2026 Warhorse Ultra-Trail Xiamen by UTMB® – MXM 50K
China · March
53 km+2,073 mBig-climbing trail marathonGuideAmazean Jungle Thailand by UTMB – JUNGLE 50K
Thailand · May
55 km+2,116 mBig-climbing trail marathonGuideArc of Attrition by UTMB® – Arc 50K
United Kingdom · January
49 km+864 mRolling trail marathonGuideBoréalys Mont-Tremblant by UTMB – Tremblante 50K
Canada · August
46 km+2,314 mTechnical trail marathonGuideBucovina Ultra Rocks by UTMB – FOUR SUMMITS
Romania · July
72 km+4,408 mRelentlessly climbing mountain ultraGuideBucovina Ultra Rocks by UTMB – LADY'S ROCKS
Romania · July
48 km+3,001 mRelentlessly climbing mountain trail marathonGuideChianti Ultra Trail by UTMB – Chianti Marathon Trail
Italy · March
46 km+1,419 mBig-climbing trail marathonGuideChianti Ultra Trail by UTMB – Chianti Ultra Trail
Italy · March
73 km+2,428 mBig-climbing ultraGuideChihuahua by UTMB® – Akáa 59K
Mexico · October
59 km+2,086 mBig-climbing mountain trail marathonGuideChihuahua by UTMB® – Komakali 38K
Mexico · October
38 km+1,391 mBig-climbing mountain trail halfGuideDesert RATS Trail Running Festival by UTMB – 50K
United States · April
48 km+1,007 mRolling trail marathonGuideEiger Ultra Trail by UTMB – E35 - North Face Trail
Switzerland · July
35 km+2,336 mRelentlessly climbing mountain trail halfGuideEiger Ultra Trail by UTMB – E51 - Panorama Trail
Switzerland · July
51 km+2,696 mRelentlessly climbing mountain trail marathonGuideGauja Trail by UTMB – Gauja Trail 50 K
Latvia · August
53 km+908 mRolling trail marathonGuideGrand Raid Ventoux by UTMB – Mistral Marathon Trail - MMT
France · April
51 km+2,431 mRelentlessly climbing mountain trail marathonGuideGrindstone Trail Running Festival – 50K
United States · September
50 km+1,339 mRolling trail marathonGuideHOKA Chiang Mai Thailand by UTMB® – PAGODA 50-DAY
Thailand · November
57 km+3,379 mRelentlessly climbing mountain trail marathonGuideHOKA Kodiak Ultra Marathons by UTMB – 50K
United States · October
48 km+1,090 mRolling mountain trail marathonGuideHOKA Pacific Trails California by UTMB – 50K
United States · November
51 km+1,381 mRolling trail marathonGuideHOKA Ultra-Trail Australia by UTMB – UTA50
Australia · May
51 km+2,237 mBig-climbing trail marathonGuideHOKA UTMB Mont-Blanc – MCC
France · August
40 km+2,295 mRelentlessly climbing mountain trail marathonGuideIstria 100 by UTMB – 42K
Croatia · April
42 km+883 mRolling trail marathonGuideIstria 100 by UTMB – 69K
Croatia · April
70 km+2,186 mBig-climbing ultraGuideJD Ultra-Trail Great Wall by UTMB® – CGW70
China · September
68 km+2,247 mBig-climbing ultraGuideJD Ultra-Trail Great Wall by UTMB® – MGW50
China · September
52 km+1,802 mBig-climbing trail marathonGuideJulian Alps Trail Run by UTMB – SKY TRAIL 50K
Slovenia · September
50 km+2,475 mRelentlessly climbing mountain trail marathonGuideKaçkar by UTMB – KAÇKAR 50K
Türkiye · September
44 km+2,767 mRelentlessly climbing high-mountain trail marathonGuideKagaspa Trail Endurance 100 by UTMB – KAGASPA 50K
Japan · June
57 km+2,249 mBig-climbing trail marathonGuideKAT100 by UTMB – Marathon Trail
Austria · August
51 km+3,119 mRelentlessly climbing mountain trail marathonGuideKullamannen by UTMB – Seventh Seal
Sweden · October
53 km+553 mFast, runnable trail marathonGuideLa Sportiva Lavaredo Ultra Trail by UTMB – Lavaredo 50K
Italy · June
50 km+2,438 mRelentlessly climbing mountain trail marathonGuideMalaysia Ultra-Trail by UTMB – MY50
Malaysia · September
55 km+1,627 mBig-climbing trail marathonGuideMallorca by UTMB® – Els Tres Mils (ETM)
Spain · October
56 km+2,317 mBig-climbing trail marathonGuideMIUT Discover (56K)
Portugal · April
56 km+2,810 mRelentlessly climbing mountain trail marathonGuideMIUT Marathon (42K)
Portugal · April
40 km+1,450 mTechnical trail halfGuideMonte Rosa Walserwaeg by UTMB – Walserwaeg Trail
Italy · July
43 km+2,836 mRelentlessly climbing mountain trail marathonGuideMountain Ultra Trail by UTMB – MUT 60 by UTMB
South Africa · May
58 km+2,738 mTechnical trail marathonGuideMountain Ultra Trail by UTMB – MUT Marathon by UTMB
South Africa · May
43 km+2,087 mTechnical trail marathonGuidemozart 100 by UTMB – mozart Marathon
Austria · June
44 km+1,542 mBig-climbing trail marathonGuideNice Côte d'Azur by UTMB® – Eze - Nice - 50K
France · September
50 km+1,903 mBig-climbing trail marathonGuideNice Côte d'Azur by UTMB® – Levens - Nice - 50K
France · September
39 km+1,349 mTechnical trail halfGuideNUTS Ylläs Pallas 37 km
Finland · July
35 km+995 mTechnical trail halfGuideOh Meu Deus by UTMB – Oh Meu Deus - Viriato
Portugal · April
41 km+1,772 mBig-climbing trail marathonGuideOh Meu Deus by UTMB – Oh Meu Deus 50K
Portugal · April
52 km+2,644 mRelentlessly climbing mountain trail marathonGuideOman by UTMB® – SKYWARD CANYON
Oman · December
50 km+2,258 mRelentlessly climbing mountain trail marathonGuideParaty Brazil by UTMB – PTR 58
Brazil · September
58 km+3,274 mTechnical mountain trail marathonGuidePatagonia BARILOCHE by UTMB – BELLA VISTA 55K
Argentina · November
58 km+2,814 mRelentlessly climbing mountain trail marathonGuidePatagonia BARILOCHE by UTMB – NAHUEL HUAPI 33K
Argentina · November
36 km+1,327 mBig-climbing trail halfGuidePeades d'Aigua (PDA 55K)
Spain · July
55 km+3,114 mTechnical mountain trail marathonGuidePeura Trail 51K
Finland · June
51 km+209 mFast, runnable trail marathonGuidePuerto Vallarta by UTMB® – Haramara 37K
Mexico · March
37 km+1,501 mBig-climbing trail halfGuidePuerto Vallarta by UTMB® – Nakawé 53K
Mexico · March
53 km+2,274 mBig-climbing trail marathonGuidePuglia by UTMB – Castellaneta Underground Trail
Italy · October
50 km+829 mRolling trail marathonGuidePuglia by UTMB – Ginosa Rivolta Trail
Italy · October
35 km+199 mFast, runnable trail halfGuideQuito Trail Ecuador by UTMB® – 50K Nutria
Ecuador · August
53 km+2,423 mRelentlessly climbing high-mountain trail marathonGuideRestonica Trail by UTMB – RT100K
France · July
69 km+3,855 mRelentlessly climbing mountain ultraGuideRothrock by UTMB – 50K
United States · May
53 km+1,481 mRolling trail marathonGuideSnowbasin by UTMB – 58K
United States · September
59 km+1,704 mBig-climbing mountain trail marathonGuideStranda Fjord Trail Race 55K
Norway · August
55 km+3,526 mTechnical trail marathonGuideTarawera Ultra-Trail by UTMB – T50
New Zealand · February
52 km+1,236 mRolling trail marathonGuideTenerife Bluetrail by UTMB® – TENERIFE BLUETRAIL 47k
Spain · April
47 km+2,280 mRelentlessly climbing trail marathonGuideTenerife Bluetrail by UTMB® – TENERIFE BLUETRAIL 68k
Spain · April
68 km+3,078 mRelentlessly climbing ultraGuideThe Canyons Endurance Runs™ by UTMB® – 50K
United States · April
50 km+1,324 mRolling trail marathonGuideTorrencial Chile by UTMB – LLANCAHUE 44K
Chile · June
44 km+1,256 mTechnical trail marathonGuideTorrencial Chile by UTMB – ONCOL 65K
Chile · June
62 km+2,028 mTechnical trail marathonGuideTrail 100 Andorra by UTMB – Trail 50K
Andorra · June
50 km+3,329 mRelentlessly climbing mountain trail marathonGuideTrail Alsace by UTMB – Trail des Celtes
France · May
47 km+1,488 mBig-climbing trail marathonGuideTrail du Saint Jacques by UTMB – Monistrail - 50K
France · June
55 km+1,774 mBig-climbing trail marathonGuideTrail of the Kings - Lake Toba by UTMB – Ultimate Expedition 60K
Indonesia · June
64 km+2,870 mBig-climbing mountain trail marathonGuideTransgrancanaria Marathon
Spain · March
46 km+1,373 mTechnical trail marathonGuideTransJeju by UTMB – Jeju60K
South Korea · October
60 km+1,324 mRolling trail marathonGuideTranslantau™ by UTMB® – TransLantau50
Hong Kong SAR China · November
45 km+1,857 mBig-climbing trail marathonGuideUltra Trail Whistler by UTMB – 50K
Canada · August
50 km+3,126 mRelentlessly climbing mountain trail marathonGuideUltra-Trail Kosciuszko by UTMB – Kosci50
Australia · November
50 km+1,243 mRolling mountain trail marathonGuideUltra-Trail Mogan by UTMB® – MMG
China · April
48 km+2,753 mRelentlessly climbing trail marathonGuideUltra-Trail Mount Yun by UTMB® – CMY 70K
China · October
68 km+7,929 mRelentlessly climbing ultraGuideUltra-Trail Mount Yun by UTMB® – MMY 50K
China · October
48 km+4,406 mRelentlessly climbing trail marathonGuideUltra-Trail Shudao by UTMB® – CSD 70K
China · November
71 km+2,922 mBig-climbing ultraGuideUltra-Trail Shudao by UTMB® – MSD 50K
China · November
42 km+1,807 mBig-climbing trail marathonGuideUltra-Trail Snowdonia by UTMB® – UTS 50K
United Kingdom · May
56 km+3,255 mRelentlessly climbing trail marathonGuideUshuaia by UTMB – CHALLENGE 50K
Argentina · March
50 km+2,506 mRelentlessly climbing trail marathonGuideVietnam Highlands Trail by UTMB – 50K ELEPHANT
Vietnam · January
56 km+2,871 mRelentlessly climbing mountain trail marathonGuideWildstrubel by UTMB® – Wild 55 Adelboden
Switzerland · September
55 km+2,994 mRelentlessly climbing mountain trail marathonGuideWildstrubel by UTMB® – Wild 70 Kandersteg
Switzerland · September
72 km+4,322 mRelentlessly climbing mountain ultraGuideWildstrubel by UTMB® – Wild Glacier Marathon Lenk
Switzerland · September
42 km+2,335 mRelentlessly climbing mountain trail marathonGuideXtrail by UTMB® – Xtrail 50K
Taiwan · March
50 km+1,333 mRolling trail marathonGuideZugspitz Ultra Trail by UTMB – Mittenwald Trail
Germany · June
44 km+1,951 mTechnical mountain trail marathonGuideZugspitz Ultra Trail by UTMB – Ultratrail
Germany · June
74 km+3,033 mTechnical mountain ultraGuideBernina Glaciers Marathon
Switzerland · July
42 km+2,709 mRelentlessly climbing high-mountain trail marathonGuideCursa 4 Termes Ultra Trail 55K
Spain · March
55 km+2,839 mTechnical trail marathonGuideMonte Rosa SkyMarathon
Italy · June
35 km+3,294 mRelentlessly climbing high-mountain trail halfGuideTCS New York City Marathon
United States · November
42 km+86 mFast, runnable trail marathonGuide