We update the list of qualifying races once a year each September. We welcome corrections of factual errors at anytime. While every effort is made to ensure that this information is current, complete and accurate, WS cannot be held responsible for any loss, injury, claim, liability, or damage related to your reliance thereon. WS reserves the right to determine all WS qualifiers. For more information on our criteria for choosing qualifying races click here
2027 Race Lottery
An event that is not on the list cannot be used as a qualifier.
We do not allow virtual events to be used as qualifiers.
Please see our Entry Process page for more details.
Events below are official qualifiers for the 2027 Western States Endurance Run. The 2027 qualifying run must be run from Monday November 3, 2025 through Sunday November 8, 2026.| Run Name | Distance | State/Country | Month | Year | Time | Notes |
|---|---|---|---|---|---|---|
| Angeles Crest | 100M | California | 8 | 2026 | 33 hours | |
| Arc of Attrition by UTMB | 100M | England | 1 | 2026 | 36 hours | |
| Arkansas Traveller | 100M | Arkansas | 10 | 2026 | 30 hours | |
| Aso Volcano Trail | 115km | Japan | 5 | 2026 | 28 hours | |
| Autumn | 100M | England | 10 | 2026 | 28 hours | |
| Beacons Way Ultra | 100km | Wales | 7 | 2026 | 21 hours | new |
| Beacons Way Ultra | 100M | Wales | 7 | 2026 | 40 hours | new |
| Bear, The | 100M | Utah | 9 | 2026 | 36 hours | |
| Beaverhead | 100km | Idaho/Montana | 7 | 2026 | 20 hours | |
| Bigfoot | 206M | Washington | 8 | 2026 | 100 hours | |
| Bighorn | 100M | Wyoming | 6 | 2026 | 35 hours | |
| Black Canyon | 100km | Arizona | 2 | 2026 | 17 hours | |
| Blackall | 100km | Australia | 10 | 2026 | 18 hours | |
| Bootlegger | 100M | Georgia | 3 | 2026 | 35 hours | new |
| Borneo Ultra-Trail Marathon | 106km | Malaysia | 4 | 2026 | 34 hours | |
| Brazil | 150M | Brazil | 1 | 2026 | 70 hours | |
| Brazil | 135M | Brazil | 1 | 2026 | 60 hours | |
| Brazil | 100M | Brazil | 1 | 2026 | 40 hours | |
| Brazil | 80M | Brazil | 1 | 2026 | 32 hours | |
| Brazos Bend | 100M | Texas | 12 | 2025 | 32 hours | |
| Brink Trail Run | 100M | Oregon | 7 | 2026 | 38:40 | new |
| BTS | 100km | Indonesia | 11 | 2026 | 32 hours | new |
| BTS | 170km | Indonesia | 11 | 2026 | 42 hours | new |
| Buffalo Stampede | 100km | Australia | 3 | 2026 | 23 hours | |
| Burning River | 100M | Ohio | 7 | 2026 | 32 hours | |
| C&O Canal | 100M | Maryland | 4 | 2026 | 30 hours | |
| Cameron Ultra-Trail | 100km | Malaysia | 7 | 2026 | 28 hours | |
| Canadian Death Race | 118km | Canada | 8 | 2026 | 24 hours | |
| Canal Corridor | 100M | Ohio | 10 | 2026 | 30 hours | |
| Canyons by UTMB | 104km | California | 4 | 2026 | 20 hours | |
| Canyons by UTMB | 100M | California | 4 | 2026 | 35 hours | |
| Cascade Crest | 100M | Washington | 7 | 2026 | 34 hours | |
| Chester Ultra | 100M | England | 4 | 2026 | 32 hours | new |
| Chianti Castles by UTMB | 120km | Italy | 3 | 2026 | 24 hours | |
| Cocodona | 250M | Arizona | 5 | 2026 | 125 hours | |
| Courmayeur Champex Chamonix (CCC) | 100km | Italy | 8 | 2026 | 27 hours | Added 2 hours to qualifying time due to course change |
| Crazy Mountain | 100M | Montana | 7 | 2026 | 36 hours | |
| Cruel Jewel | 106M | Georgia | 5 | 2026 | 48 hours | |
| Cuesta X Trail | 100km | Thailand | 11 | 2026 | 27 hours | new |
| Cuyamaca | 100km | California | 10 | 2026 | 17 hours | |
| Desert RATS by UTMB | 100km | Colorado | 4 | 2026 | 18 hours | |
| Dinosaur Valley | 100km | Texas | 11 | 2025 | 22 hours | |
| Dinosaur Valley | 100M | Texas | 11 | 2025 | 35 hours | |
| DL | 106km | China | 5 | 2026 | 26 hours | |
| Eastern States | 100M | Pennsylvania | 8 | 2026 | 36 hours | |
| Eiger Ultra Trail by UTMB | 101km | Switzerland | 7 | 2026 | 22 hours | |
| Eiger Ultra Trail by UTMB | 250km | Switzerland | 7 | 2026 | 90 hours | Shortened to 200k and cut-off adjusted to 74 hours due to weather. |
| Endurance Trail des Templiers | 105km | France | 10 | 2026 | 19 hours | |
| Fat Dog | 120M | Canada | 8 | 2026 | 48 hours | canceled due to wildfires |
| Fat Dog | 100km | Canada | 8 | 2026 | 22 hours | canceled due to wildfires |
| Fjällmaraton | 100km | Sweden | 7 | 2026 | 20 hours | new |
| Formosa Trail | 104km | Taiwan | 11 | 2025 | 28 hours | |
| Fun Trails Chichibu & Okumusashi | 105km | Japan | 11 | 2025 | 30 hours | |
| Fun Trails Chichibu & Okumusashi | 100M | Japan | 11 | 2025 | 32 hours | |
| Georgia Death Race | 74M | Georgia | 3 | 2026 | 24 hours | |
| Golden Ring | 100km | Russia | 7 | 2026 | 18 hours | |
| Gorge Waterfalls | 100km | Oregon | 4 | 2026 | 17 hours | |
| Gran Trail Courmayeur | 100km | Italy | 7 | 2026 | 28 hours | |
| Gran Trail Peñalara | 110km | Spain | 10 | 2026 | 25 hours | |
| Grand Raid La Reunion | 162km | Reunion | 10 | 2026 | 50 hours | |
| Grand Raid des Pyrénées - Tour de Cirques | 123km | France | 8 | 2026 | 40 hours | |
| Grand Raid des Pyrénées - Ultra | 160km | France | 8 | 2026 | 48 hours | |
| Grand Raid Ventoux by UTMB | 124km | France | 4 | 2026 | 26 hours | |
| Grand Trail des Lacs et Châteaux | 165km | Belgium | 5 | 2026 | 40 hours | |
| Great Wall by UTMB | 103km | China | 9 | 2026 | 22 hours | new |
| Grindstone by UTMB | 100M | Virginia | 9 | 2026 | 36 hours | |
| Grindstone by UTMB | 100km | Virginia | 9 | 2026 | 18 hours | |
| Grossglockner Ultra-Trail | 110km | Austria | 7 | 2026 | 28 hours | |
| Guzzler Ultra | 100km | Australia | 7 | 2026 | 24 hours | |
| Hallucination (Run Woodstock) | 100M | Michigan | 9 | 2026 | 30 hours | |
| Hardcore Ultra Trail (HUT) | 100M | Philippines | 5 | 2026 | 44 hours | |
| Hardrock | 100M | Colorado | 7 | 2026 | 48 hours | |
| Hellbender | 100M | North Carolina | 5 | 2026 | 40 hours | |
| Hellgate | 100km | Virginia | 12 | 2025 | 18 hours | |
| Hennepin | 100M | Illinois | 10 | 2026 | 30 hours | |
| High Lonesome | 100M | Colorado | 7 | 2026 | 37 hours | |
| HOKA Bandera | 100km | Texas | 1 | 2026 | 18 hours | |
| HOKA Chiang Mai Thailand by UTMB Chiang Dao | 162km | Thailand | 12 | 2025 | 48 hours | |
| Hong Kong | 100km | Hong Kong | 1 | 2026 | 23 hours | |
| Hood Hundred | 100M | Oregon | 7 | 2026 | 34 hours | Cancelled during race due to fires. All runners who made it to Umbrella 5 will be accepted for the lottery. |
| HURT | 100M | Hawaii | 1 | 2026 | 36 hours | |
| IMTUF | 100M | Idaho | 9 | 2026 | 36 hours | |
| Indiana | 100M | Indiana | 10 | 2026 | 30 hours | |
| Indiana | 150M | Indiana | 10 | 2026 | 54 hours | |
| Istria by UTMB | 110km | Croatia | 4 | 2026 | 24 hours | |
| Istria by UTMB | 168km | Croatia | 4 | 2026 | 46 hours | |
| Javelina Jundred | 100M | Arizona | 10 | 2026 | 30 hours | |
| Javornicka | 105km | Slovakia | 10 | 2026 | 24 hours | |
| Julian Alps Trail Run by UTMB | 120km | Slovenia | 9 | 2026 | 26 hours | |
| Kaga Spa Trail by UTMB | 105km | Japan | 6 | 2026 | 26 hours | new |
| Karkloof | 100M | South Africa | 9 | 2026 | 36 hours | |
| Kerry Way Ultra | 101km | Ireland | 9 | 2026 | 20 hours | |
| Kerry Way Ultra | 193km | Ireland | 9 | 2026 | 40 hours | |
| Kettle Moraine | 100M | Wisconsin | 6 | 2026 | 30 hours | |
| Kierat | 100km | Poland | 5 | 2026 | 27 hours | |
| Kodiak Ultra Marathons by UTMB | 100M | California | 10 | 2026 | 36 hours | |
| Kodiak Ultra Marathons by UTMB | 100km | California | 10 | 2026 | 19 hours | |
| Kosciusko by UTMB | 100km | Australia | 12 | 2025 | 20 hours | |
| Kosciusko by UTMB | 100M | Australia | 12 | 2025 | 36:30 hours | 30 minutes added for 2025 race due to weather |
| Krakonosova Stovka | 100km | Czech Republic | 6 | 2026 | 22 hours | |
| Kullamannen by UTMB | 100M | Sweden | 11 | 2026 | 32 hours | |
| La H.O.T. du Père Noël | 133km | France | 12 | 2025 | 25 hours | |
| La Mision | 120km | Argentina | 2 | 2026 | 45 hours | |
| La Mision | 160km | Argentina | 2 | 2026 | 72 hours | |
| La Mision | 200km | Argentina | 2 | 2026 | 75 hours | |
| Lake Biwa | 100M | Japan | 10 | 2026 | 52 hours | |
| Lakeland | 100M | England | 7 | 2026 | 40 hours | |
| Lake Zuri Endurance Run | 106km | Switzerland | 3 | 2026 | 18 hours | |
| Laurel Highlands | 70.5M | Pennsylvania | 6 | 2026 | 20 hours | |
| Lavaredo Ultra Trail by UTMB | 120km | Italy | 6 | 2026 | 26 hours | |
| Leadville Trail | 100M | Colorado | 8 | 2026 | 30 hours | |
| Łemkowyna Ultra-Trail | 150km | Poland | 10 | 2026 | 35 hours | |
| Leona Divide | 100km | California | 4 | 2026 | 20 hours | |
| Leona Divide | 100M | California | 4 | 2026 | 33 hours | |
| Les Coursières des Hauts du Lyonnais | 111km | France | 5 | 2026 | 20 hours | |
| Letecka Stovka | 104km | Slovakia | 3 | 2026 | 21 hours | |
| Long Haul | 100M | Florida | 1 | 2026 | 30 hours | |
| Lost Soul Ultra | 100km | Canada | 9 | 2026 | 21 hours | |
| Lost Soul Ultra | 100M | Canada | 9 | 2026 | 33 hours | |
| Madeira Island Ultra-Trail | 110km | Portugal | 4 | 2026 | 29 hours | |
| Malaysia Ultra Trail by UTMB | 100km | Malaysia | 9 | 2026 | 26 hours | |
| Mallorca by UTMB: Camins de pedra seca (CPS) | 102km | Spain | 11 | 2026 | 18 hours | |
| Mallorca by UTMB: Serra de Tramuntana (SDT) | 135km | Spain | 10 | 2026 | 30 hours | |
| Malnad Ultra | 100km | India | 11 | 2025 | 21 hours | |
| Mamba | 100M | Tennessee | 11 | 2025 & 2026 | 34 hours | |
| Mammoth | 200M | California | 10 | 2026 | 100 hours | new |
| Massanutten | 100M | Virginia | 5 | 2026 | 36 hours | |
| Miwok | 100km | California | 5 | 2026 | 15:30:59 hours | |
| Moab | 238M | Utah | 10 | 2026 | 108 hours | |
| Mogollon Monster | 100M | Arizona | 9 | 2026 | 38 hours | new |
| Mohican | 100M | Ohio | 5 | 2026 | 32 hours | |
| Monte Rosa WalserWaeg by UTMB - LSV | 122km | Italy | 7 | 2026 | 36 hours | new |
| Mount Yun by UTMB - UMY | 159.6km | China | 10 | 2026 | 48 hours | |
| Mountain Lakes | 100M | Oregon | 9 | 2026 | 30 hours | |
| Mozart by UTMB> | 120km | Austria | 5 | 2026 | 23 hours | |
| Mt. Fuji | 100M | Japan | 4 | 2026 | 46 hours | |
| MUSPO | 100km | Philippines | 7 | 2026 | 24 hours | |
| Never Summer | 100km | Colorado | 7 | 2026 | 24 hours | |
| Nice Côte d'Azur by UTMB | 107km | France | 9 | 2026 | 28 hours | |
| Nice Côte d'Azur by UTMB | 159km | France | 9 | 2026 | 48 hours | |
| Nike ACG Ultra-Trail Chongli | 168km | China | 7 | 2026 | 38 hours | |
| Nike ACG Ultra-Trail Chongli | 100km | China | 7 | 2026 | 24 hours | |
| Ninghai Ultra Trail | 109km | China | 10 | 2026 | 24 hours | |
| No Business | 100M | Tennessee | 10 | 2026 | 34 hours | |
| North Downs Way | 100M | England | 8 | 2026 | 30 hours | |
| Nuts Ylläs Pallas | 100km | Finland | 7 | 2026 | 22 hours | |
| Nuts Ylläs Pallas | 160km | Finland | 7 | 2026 | 35 hours | |
| Nuts Ylläs Pallas | 327km | Finland | 7 | 2026 | 100 hours | |
| Okushinano | 100km | Japan | 6 | 2026 | 21 hours | |
| Olympic Mountains | 100km | Washington | 8 | 2026 | 21 hours | new |
| Oregon Cascades | 100M | Oregon | 7 | 2026 | 32:01:18 | cancelled due to fires |
| OSJ Ontake | 100km | Japan | 7 | 2026 | 20 hours | |
| OSJ Ontake | 100M | Japan | 7 | 2026 | 24 hours | |
| Paraty Brazil by UTMB | 108km | Brazil | 9 | 2026 | 26 hours | |
| Patagonia Run | 110km | Argentina | 4 | 2026 | 27 hours | |
| Patagonia Run | 100M | Argentina | 4 | 2026 | 42 hours | |
| Penyagolosa | 106km | Spain | 4 | 2026 | 26 hours | |
| Pinhoti | 100M | Alabama | 11 | 2026 | 32 hours | |
| Pong Yaeng Trail | 160km | Thailand | 10 | 2026 | 48 hours | |
| Pong Yaeng Trail | 100km | Thailand | 10 | 2026 | 31 hours | |
| Puglia by UTMB Sassi di Matera | 144km | Italy | 10 | 2026 | 27 hours | new |
| Quebec Mega Trail | 135km | Canada | 7 | 2026 | 32 hours | |
| Quicksilver | 100km | California | 5 | 2026 | 17 hours | |
| Rabid Raccoon | 100M | Pennsylvania | 5 | 2026 | 36 hours | |
| Rabid Raccoon | 100km | Pennsylvania | 5 | 2026 | 22 hours | |
| Restonica Trail by UTMB - Ultra-Trail® di Corsica | 110km | France | 7 | 2026 | 36 hours | |
| Rim to River | 100M | West Virginia | 10 | 2026 | 32 hours | |
| Rio Del Lago | 100M | California | 11 | 2026 | 30 hours | |
| Rocky Raccoon by USWE | 100M | Texas | 2 | 2026 | 30 hours | |
| Run Rabbit Run | 100M | Colorado | 9 | 2026 | 38 hours | |
| Saddles | 100M | Arizona | 10 | 2026 | 34 hours | |
| Salomon Cappadocia Ultra-Trail | 119km | Turkey | 10 | 2026 | 23 hours | |
| Salomon Ultra-Trail Hungary | 112km | Hungary | 5 | 2026 | 20 hours | |
| San Diego | 100M | California | 6 | 2026 | 32 hours | |
| Scott TMBT | 109km | Malaysia | 9 | 2026 | 30 hours | |
| Sean O'Brien | 100km | California | 2 | 2026 | 17 hours | |
| Sedona Canyons | 125M | Arizona | 5 | 2026 | 52 hours | |
| Shinetsu Five Mountains Trail | 110km | Japan | 9 | 2026 | 22 hours | |
| Shinetsu Five Mountains Trail | 100M | Japan | 9 | 2026 | 33 hours | |
| Siskiyou Out Back | 100km | Oregon | 7 | 2026 | 18 hours | |
| SkyRun | 100km | South Africa | 11 | 2025 | 28 hours | shortened due to weather, not a qualifying race for 2027 |
| SkyView Trail | 110km | Japan | 9 | 2026 | 30 hours | |
| SkyView Trail | 138km | Japan | 9 | 2026 | 38 hours | |
| Soria Moria til Verdens Ende (SMVE) | 100M | Norway | 5 | 2026 | 35 hours | |
| South Downs Way | 100M | England | 6 | 2026 | 30 hours | |
| Sulphur Springs | 100km | Canada | 5 | 2026 | 18 hours | |
| Sulphur Springs | 100M | Canada | 5 | 2026 | 30 hours | |
| Superior Fall | 100M | Minnesota | 9 | 2026 | 38 hours | |
| Surf Coast Century | 100km | Australia | 9 | 2026 | 17 hours | |
| Swiss Alps | 100km | Switzerland | 8 | 2026 | 25 hours | |
| Swiss Alps | 100M | Switzerland | 8 | 2026 | 50 hours | |
| Swiss Canyon Trail | 111km | Switzerland | 6 | 2026 | 24 hours | |
| SwissPeaks | 100km | Switzerland | 9 | 2026 | 28 hours | |
| SwissPeaks | 170km | Switzerland | 9 | 2026 | 58 hours | |
| SwissPeaks | 360km | Switzerland | 9 | 2026 | 156 hours | |
| SwissPeaks | 700km | Switzerland | 9 | 2026 | 10 days | |
| Tahoe | 202M | California | 6 | 2026 | 100 hours | |
| Tahoe Rim Trail | 100M | Nevada | 7 | 2026 | 36 hours | |
| Tahoe Rim Trail | 100km | Nevada | 7 | 2026 | 20 hours | |
| Tarawera by UTMB | 102km | New Zealand | 2 | 2026 | 17 hours | |
| Tarawera by UTMB | 100M | New Zealand | 2 | 2026 | 36 hours | |
| Taupo | 100km | New Zealand | 10 | 2026 | 17 hours | |
| TDS (Sur les Traces des Ducs de Savoie) | 147km | Italy | 8 | 2026 | 44:10 hours | |
| Tenerife Bluetrail by UTMB | 110 km | Spain | 6 | 2026 | 26 hours | canceled due to weather |
| TERREX Lake Sonoma | 100km | California | 4 | 2026 | 19 hours | |
| Thames Path | 100M | England | 4 | 2026 | 30 hours | |
| TOR100 - Cervino-Monte Bianco | 100km | Italy | 9 | 2026 | 38 hours | |
| TOR130 - Tot Dret | 130km | Italy | 9 | 2026 | 44 hours | |
| TOR330 - Tor de Géants | 330km | Italy | 9 | 2026 | 132 hours | |
| Trail 100 Andorra by UTMB | 105km | Andorra | 6 | 2026 | 30 hours | |
| Trail Alsace Grand Est by UTMB - Ultra-Trail des Chevaliers | 158km | France | 5 | 2026 | 40 hours | |
| Trail Alsace Grand Est by UTMB - Ultra-Trail des Païens | 109km | France | 5 | 2026 | 21 hours | |
| Trail de Conímbriga Terras de Sicó | 111km | Portugal | 6 | 2026 | 24 hours | |
| Trail des Gombak | 100km | Malaysia | 6 | 2026 | 30 hours | |
| Trail du Saint-Jacques by UTMB | 130km | France | 6 | 2026 | 28 hours | |
| Trail Verbier St Bernard by UTMB | 140km | Switzerland | 7 | 2026 | 40 hours | |
| Transgrancanaria | 125km | Spain | 2 | 2026 | 28 hours | |
| Transjeju by UTMB | 107km | South Korea | 10 | 2026 | 25 hours | |
| Transjeju by UTMB | 150km | South Korea | 10 | 2026 | 37 hours | |
| TransLantau by UTMB | 120km | Hong Kong | 11 | 2025 | 36 hours | |
| Tunnel Hill | 100M | Illinois | 11 | 2025 | 30 hours | |
| Tuscany Crossing | 103km | Italy | 4 | 2026 | 21 hours | |
| Tuscany Crossing | 160km | Italy | 4 | 2026 | 35 hours | |
| Twisted Branch | 100km | New York | 8 | 2026 | 20 hours | |
| Ulju Trail Nine Peaks | 128km | South Korea | 10 | 2026 | 40 hours | |
| Ultra Tour Monte Rosa | 170km | Switzerland | 9 | 2026 | 60 hours | |
| Ultra Trail Amanecer Comechingón | 120km | Argentia | 10 | 2026 | 32 hours | |
| Ultra Trail Amanecer Comechingón | 100km | Argentia | 10 | 2026 | 26 hours | |
| Ultra Trail do Marão | 120km | Portugal | 3 | 2026 | 32 hours | |
| Ultra Trail Drakensberg | 100km | South Africa | 4 | 2026 | 23 hours | |
| Ultra Trail Drakensberg | 163km | South Africa | 4 | 2026 | 48 hours | |
| Ultra Trail Sierras del Bandolero | 166km | Spain | 3 | 2026 | 40 hours | Cancelled due to weather |
| Ultra Trail Vipava Valley | 106km | Slovenia | 5 | 2026 | 25 hours | |
| Ultra Trail Vipava Valley | 165km | Slovenia | 5 | 2026 | 46 hours | |
| Ultra-Trail Australia by UTMB | 100km | Australia | 5 | 2026 | 19 hours | |
| Ultra-Trail Australia by UTMB | 100M | Australia | 5 | 2026 | 44:30 hours | |
| Ultra Trail Cape Town | 100km | South Africa | 11 | 2025 | 21 hours | |
| Ultra Trail Cape Town | 100M | South Africa | 11 | 2025 | 45 hours | |
| Ultra Trail Du Mont-Blanc (UTMB) | 100M | France | 8 | 2026 | 46:30 | |
| Ultra Trail Harricana | 125km | Canada | 9 | 2026 | 26 hours | |
| Ultra Trail Snowdonia by UTMB | 100km | Wales | 5 | 2026 | 28 hours | |
| Ultra Trail Snowdonia by UTMB | 165km | Wales | 5 | 2026 | 48 hours | |
| Umstead | 100M | North Carolina | 4 | 2026 | 30 hours | |
| Val d’Aran by UTMB, Camins de Hèr | 110km | Spain | 7 | 2026 | 26 hours | |
| Val d’Aran by UTMB, Torn dera Val d’Aran | 168km | Spain | 7 | 2026 | 48 hours | |
| Valhöll Fin del Mundo by UTMB | 131km | Argentina | 3 | 2026 | 30 hours | cancelled due to weather |
| Valleys Ultra (7) | 110km | England | 9 | 2026 | 25 hours | |
| Valleys Ultra (13) | 180km | England | 9 | 2026 | 46.5 hours | |
| Vermont | 100M | Vermont | 7 | 2026 | 30 hours | |
| Vermont | 100km | Vermont | 7 | 2026 | 17 hours | |
| Vietnam Mountain Marathon | 100km | Vietnam | 9 | 2026 | 27 hours | |
| Vietnam Mountain Marathon | 100M | Vietnam | 9 | 2026 | 44 hours | |
| Vulcano Ultra Trail | 100km | Chile | 12 | 2025 | 24 hours | |
| Waldo | 100km | Oregon | 8 | 2026 | 18 hours | |
| Wasatch Front | 100M | Utah | 9 | 2026 | 36 hours | |
| West Highland Way | 95M | Scotland | 6 | 2026 | 35 hours | |
| Western States | 100M | California | 6 | 2026 | 30 hours | |
| Wildstrubel by UTMB | 110km | Switzerland | 9 | 2026 | 27 hours | |
| Whistler by UTMB | 100km | Canada | 8 | 2026 | 24 hours | new |
| Worlds End | 100km | Pennsylvania | 6 | 2026 | 19 hours | |
| Xiamen by UTMB | 104km | China | 3 | 2026 | 24 hours | new |
| Yeti | 100M | Virginia | 9 | 2026 | 30 hours | |
| Zion | 100km | Utah | 4 | 2026 | 20 hours | |
| Zion | 100M | Utah | 4 | 2026 | 36 hours | |
| Zugspitz | 106km | Germany | 6 | 2026 | 25 hours | Shortened due to weather, NOT eligible for lottery entry. |
| Zugspitz | 100M | Germany | 6 | 2026 | 48 hours | Shortened to 3 variant routes, all finishers of one of those routes are accepted for lottery entry. |
2028 Race Lottery
An event that is not on the list cannot be used as a qualifier.
We do not allow virtual events to be used as qualifiers.
Please see our Entry Process page for more details.
Events below are official qualifiers for the 2028 Western States Endurance Run. The 2028 qualifying run must be run from Monday November 9, 2026 through Sunday November 7, 2027.| Run Name | Distance | State/Country | Month | Year | Time | Notes |
|---|---|---|---|---|---|---|
| Alpenglow | 100km | Canada | 7 | 2027 | 24.5 hours | new |
| Angeles Crest | 100M | California | 8 | 2027 | 33 hours | |
| Arc of Attrition by UTMB | 100M | England | 1 | 2027 | 36 hours | |
| Arkansas Traveller | 100M | Arkansas | 10 | 2027 | 30 hours | |
| Aso Volcano Trail | 115km | Japan | 5 | 2027 | 28 hours | |
| Autumn | 100M | England | 10 | 2027 | 28 hours | |
| Badger | 100M | Illinois | 8 | 2027 | 30 hours | new |
| Bandera | 100km | Texas | 1 | 2027 | 18 hours | |
| Bay Area | 100M | California | 6 | 2027 | 33 hours | new |
| Beacons Way Ultra | 100km | Wales | 7 | 2027 | 24 hours | |
| Beacons Way Ultra | 100M | Wales | 7 | 2027 | 40 hours | |
| Bear, The | 100M | Utah | 9 | 2027 | 36 hours | |
| Big Alta | 100km | California | 3 | 2027 | 17 hours | new |
| Bigfoot | 206M | Washington | 8 | 2027 | 100 hours | |
| Bighorn | 100M | Wyoming | 6 | 2027 | 35 hours | |
| Black Canyon | 100km | Arizona | 2 | 2027 | 17 hours | |
| Blackall | 100km | Australia | 10 | 2027 | 18 hours | |
| Bootlegger | 100M | Georgia | 3 | 2027 | 35 hours | |
| Borneo Ultra-Trail Marathon | 106km | Malaysia | 4 | 2027 | 32 hours | |
| Brazil | 150M | Brazil | 1 | 2027 | 70 hours | |
| Brazil | 135M | Brazil | 1 | 2027 | 60 hours | |
| Brazil | 100M | Brazil | 1 | 2027 | 40 hours | |
| Brazil | 80M | Brazil | 1 | 2027 | 32 hours | |
| Brazos Bend | 100M | Texas | 12 | 2026 | 32 hours | |
| Brink | 100M | Oregon | 7 | 2027 | 38:40 | |
| BTS | 100km | Indonesia | 11 | 2027 | 32 hours | |
| BTS | 170km | Indonesia | 11 | 2027 | 42 hours | |
| Buffalo Stampede | 100km | Australia | 3 | 2027 | 23 hours | |
| Burning River | 100M | Ohio | 7 | 2027 | 32 hours | |
| C&O Canal | 100M | Maryland | 4 | 2027 | 30 hours | |
| Cameron Ultra-Trail | 100km | Malaysia | 7 | 2027 | 28 hours | |
| Canadian Death Race | 118km | Canada | 8 | 2027 | 24 hours | |
| Canal Corridor | 100M | Ohio | 10 | 2027 | 30 hours | |
| Canyons by UTMB | 104km | California | 4 | 2027 | 20 hours | |
| Canyons Endurance Run by UTMB | 100M | California | 4 | 2027 | 35 hours | |
| Cascade Crest | 100M | Washington | 7 | 2027 | 34 hours | |
| Chester Ultra | 100M | England | 4 | 2027 | 32 hours | |
| Chianti Castles by UTMB | 120km | Italy | 3 | 2027 | 24 hours | |
| Cocodona | 250M | Arizona | 5 | 2027 | 125 hours | |
| Copper King | 100M | Montana | 6 | 2027 | 40 hours | new |
| Crazy Mountain | 100M | Montana | 7 | 2027 | 36 hours | |
| Cruel Jewel | 106M | Georgia | 5 | 2027 | 48 hours | |
| Cuesta X Trail | 100km | Thailand | 11 | 2027 | 27 hours | |
| Cuyamaca | 100km | California | 10 | 2027 | 17 hours | |
| Desert RATS by UTMB | 100km | Colorado | 4 | 2027 | 18 hours | |
| Dinosaur Valley | 100km | Texas | 11 | 2026 | 22 hours | |
| Dinosaur Valley | 100M | Texas | 11 | 2026 | 35 hours | |
| Dalian DL | 106km | China | 5 | 2027 | 26 hours | |
| Dark Divide | 100M | Washington | 9 | 2027 | 48 hours | new |
| Eastern States | 100M | Pennsylvania | 8 | 2027 | 36 hours | |
| Eiger Ultra Trail by UTMB | 101km | Switzerland | 7 | 2027 | 22 hours | |
| Eiger Ultra Trail by UTMB | 250km | Switzerland | 7 | 2027 | 90 hours | |
| Endurance Trail des Templiers | 105km | France | 10 | 2027 | 19 hours | |
| Fat Dog | 120M | Canada | 8 | 2027 | 48 hours | |
| Fat Dog | 100km | Canada | 8 | 2027 | 22 hours | |
| Fjällmaraton 100k | 100km | Sweden | 7 | 2027 | 20 hours | new |
| Formosa Trail | 104km | Taiwan | 11 | 2026 | 28 hours | |
| Fun Trails Chichibu & Okumusashi | 105km | Japan | 11 | 2026 | 30 hours | |
| Fun Trails Chichibu & Okumusashi | 100M | Japan | 11 | 2026 | 32 hours | |
| Georgia Death Race | 74M | Georgia | 3 | 2027 | 24 hours | |
| Golden Ring | 100km | Russia | 7 | 2027 | 18 hours | |
| Gorge Waterfalls | 100km | Oregon | 4 | 2027 | 17 hours | |
| Gran Trail Courmayeur | 100km | Italy | 7 | 2027 | 28 hours | |
| Gran Trail Peñalara | 110km | Spain | 10 | 2027 | 25 hours | |
| Grand Raid La Reunion | 162km | Reunion | 10 | 2027 | 50 hours | |
| Grand Raid des Pyrénées - Tour de Cirques | 123km | France | 8 | 2027 | 40 hours | |
| Grand Raid des Pyrénées | 160km | France | 8 | 2027 | 48 hours | |
| Grand Raid Ventoux by UTMB | 124km | France | 4 | 2027 | 26 hours | |
| Grand Trail des Lacs et Châteaux | 165km | Belgium | 5 | 2027 | 40 hours | not held in 2027 |
| Great Wall by UTMB | 103km | China | 9 | 2027 | 22 hours | |
| Grindstone by UTMB | 100M | Virginia | 9 | 2027 | 36 hours | |
| Grindstone by UTMB | 100km | Virginia | 9 | 2027 | 18 hours | |
| Grossglockner Ultra-Trail | 110km | Austria | 7 | 2027 | 28 hours | |
| Guzzler Ultra | 100km | Australia | 7 | 2027 | 24 hours | |
| Hallucination (Run Woodstock) | 100M | Michigan | 9 | 2027 | 30 hours | |
| Hardcore Ultra Trail (HUT) | 164.8km | Philippines | 5 | 2027 | 43 hours | |
| Hardrock | 100M | Colorado | 7 | 2027 | 48 hours | |
| Hellbender | 100M | North Carolina | 5 | 2027 | 40 hours | |
| Hellgate | 100km | Virginia | 12 | 2026 | 18 hours | |
| Hennepin | 100M | Illinois | 10 | 2027 | 30 hours | |
| High Lonesome | 100M | Colorado | 7 | 2027 | 37 hours | |
| HOKA Chiang Mai Thailand by UTMB Chiang Dao | 162km | Thailand | 12 | 2026 | 48 hours | |
| HOKA UTMB Mont-Blanc - CCC | 100km | Italy | 8 | 2027 | 25 hours | |
| Hong Kong | 100km | Hong Kong | 1 | 2027 | 23 hours | |
| Hood Hundred | 100M | Oregon | 7 | 2027 | 34 hours | |
| HURT | 100M | Hawaii | 1 | 2027 | 36 hours | |
| IMTUF | 100M | Idaho | 9 | 2027 | 36 hours | |
| Indiana | 100M | Indiana | 10 | 2027 | 30 hours | |
| Indiana | 150M | Indiana | 10 | 2027 | 54 hours | new |
| Istria by UTMB | 110km | Croatia | 4 | 2027 | 24 hours | |
| Istria by UTMB | 168km | Croatia | 4 | 2027 | 46 hours | |
| Javelina Jundred | 100M | Arizona | 10 | 2027 | 30 hours | |
| Javornicka | 105km | Slovakia | 10 | 2027 | 24 hours | |
| Julian Alps Trail Run by UTMB | 120km | Slovenia | 9 | 2027 | 26 hours | |
| Karkloof | 100M | South Africa | 9 | 2027 | 36 hours | |
| Kerry Way Ultra | 101km | Ireland | 9 | 2027 | 20 hours | |
| Kerry Way Ultra | 193km | Ireland | 9 | 2027 | 40 hours | |
| Kettle Moraine | 100M | Wisconsin | 6 | 2027 | 30 hours | |
| Kierat | 100km | Poland | 5 | 2027 | 27 hours | |
| Kodiak Ultra Marathons by UTMB | 100M | California | 10 | 2027 | 36 hours | |
| Kodiak Ultra Marathons by UTMB | 100km | California | 10 | 2027 | 19 hours | |
| Kosciusko by UTMB | 100km | Australia | 12 | 2026 | 20 hours | |
| Kosciusko by UTMB | 100M | Australia | 12 | 2026 | 36:30 hours | |
| Krakonosova Stovka | 100km | Czech Republic | 6 | 2027 | 22 hours | |
| Kullamannen by UTMB | 100M | Sweden | 11 | 2027 | 32 hours | |
| La H.O.T. du Père Noël | 133km | France | 12 | 2026 | 25 hours | |
| La Mision | 120km | Argentina | 2 | 2027 | 45 hours | |
| La Mision | 160km | Argentina | 2 | 2027 | 72 hours | |
| La Misión | 200km | Argentina | 2 | 2027 | 75 hours | |
| Lake Biwa | 100M | Japan | 10 | 2027 | 52 hours | |
| Lakeland | 100M | England | 7 | 2027 | 40 hours | |
| Lake Zuri Endurance Run | 106km | Switzerland | 3 | 2027 | 18 hours | |
| Laurel Highlands | 70.5M | Pennsylvania | 6 | 2027 | 22 hours | |
| Lavaredo Ultra Trail by UTMB | 120km | Italy | 6 | 2027 | 26 hours | |
| Leadville Trail | 100M | Colorado | 8 | 2027 | 30 hours | |
| Łemkowyna Ultra-Trail | 150km | Poland | 10 | 2027 | 35 hours | |
| Leona Divide | 100km | California | 4 | 2027 | 20 hours | |
| Leona Divide | 100M | California | 4 | 2027 | 33 hours | |
| Les Coursières des Hauts du Lyonnais | 105km | France | 5 | 2027 | 20 hours | |
| Les Coursières des Hauts du Lyonnais | 160km | France | 5 | 2027 | 40 hours | |
| Letecka Stovka | 104km | Slovakia | 3 | 2027 | 21 hours | |
| Long Haul | 100M | Florida | 1 | 2027 | 30 hours | |
| Looking Glass | 100km | North Carolina | 11 | 2026 | 19 hours | new |
| Lost Soul Ultra | 100km | Canada | 9 | 2027 | 21 hours | |
| Lost Soul Ultra | 100M | Canada | 9 | 2027 | 33 hours | |
| Madeira Island Ultra-Trail | 110km | Portugal | 4 | 2027 | 29 hours | |
| Malaysia Ultra Trail by UTMB | 100km | Malaysia | 9 | 2027 | 26 hours | |
| Mallorca by UTMB: Camins de pedra seca (CPS) | 102km | Spain | 11 | 2027 | 18 hours | |
| Mallorca by UTMB: Serra de Tramuntana (SDT) | 135km | Spain | 10 | 2027 | 30 hours | |
| Malnad Ultra | 100km | India | 11 | 2026 | 21 hours | |
| Mamba | 100M | Tennessee | 11 | 2026 | 34 hours | |
| Mammoth | 200M | California | 10 | 2027 | 100 hours | |
| Massanutten | 100M | Virginia | 5 | 2027 | 36 hours | |
| Miwok | 100km | California | 5 | 2027 | 15:30:59 hours | |
| Moab | 238M | Utah | 10 | 2027 | 108 hours | |
| Mogollon Monster | 100M | Arizona | 9 | 2027 | 38 hours | |
| Mohican | 100M | Ohio | 5 | 2027 | 32 hours | |
| Monte Rosa WalserWaeg by UTMB - LSV | 122km | Italy | 7 | 2027 | 36 hours | |
| Mount Yun by UTMB - UMY | 159.6km | China | 10 | 2027 | 48 hours | |
| Mountain Lakes | 100M | Oregon | 9 | 2027 | 30 hours | |
| Mountain Ultra Trail by UTMB-MUT Miler | 168km | South Africa | 5 | 2027 | 50 hours | new |
| Mountain Ultra Trail by UMTB -MUT | 100km | South Africa | 5 | 2027 | 22 hours | new |
| Mozart 100 by UTMB> | 120km | Austria | 5 | 2027 | 23 hours | |
| Mt. Fuji | 100M | Japan | 4 | 2027 | 46 hours | |
| MUSPO | 100km | Philippines | 7 | 2027 | 24 hours | |
| Never Summer | 100km | Colorado | 7 | 2027 | 24 hours | |
| Nice Côte d'Azur by UTMB | 107km | France | 9 | 2027 | 28 hours | |
| Nice Côte d'Azur by UTMB | 159km | France | 9 | 2027 | 48 hours | |
| Nike ACG Ultra-Trail Chongli | 168km | China | 7 | 2027 | 38 hours | |
| Nike ACG Ultra-Trail Chongli | 100km | China | 7 | 2027 | 24 hours | |
| Ninghai Ultra Trail | 109km | China | 10 | 2027 | 24 hours | |
| No Business | 100M | Tennessee | 10 | 2027 | 34 hours | |
| North Downs Way | 100M | England | 8 | 2027 | 30 hours | |
| Nuts Karhunkierros | 166km | Finland | 2027 | 36 hours | new | |
| Nuts Ylläs Pallas | 100km | Finland | 7 | 2027 | 22 hours | |
| Nuts Ylläs Pallas | 160km | Finland | 7 | 2027 | 35 hours | |
| Nuts Ylläs Pallas | 327km | Finland | 7 | 2027 | 100 hours | |
| Oh Meu Deus by UTMB - OMD | 167km | Portugal | 4 | 2027 | 45 hours | new |
| Okushinano | 100km | Japan | 6 | 2027 | 21 hours | |
| Oregon Cascades | 100M | Oregon | 8 | 2027 | 32:01:18 | |
| Oslo Bergen Trail | 500km | Norway | 7 | 2027 | 10 days | new |
| OSJ Ontake | 100km | Japan | 7 | 2027 | 20 hours | |
| OSJ Ontake | 100M | Japan | 7 | 2027 | 24 hours | |
| Paraty Brazil by UTMB | 108km | Brazil | 9 | 2027 | 26 hours | |
| Patagonia Run | 110km | Argentina | 4 | 2027 | 27 hours | |
| Patagonia Run | 100M | Argentina | 4 | 2027 | 42 hours | |
| Penyagolosa | 106km | Spain | 4 | 2027 | 26 hours | |
| Pinhoti | 100M | Alabama | 11 | 2027 | 32 hours | |
| Pong Yaeng Trail | 160km | Thailand | 10 | 2027 | 48 hours | |
| Pong Yaeng Trail | 100km | Thailand | 10 | 2027 | 31 hours | |
| Puglia by UTMB Sassi di Matera | 144km | Italy | 10 | 2027 | 27 hours | new |
| Quebec Mega Trail | 135km | Canada | 7 | 2027 | 32 hours | |
| Quicksilver | 100km | California | 5 | 2027 | 17 hours | |
| Rabid Raccoon | 100M | Pennsylvania | 5 | 2027 | 36 hours | |
| Rabid Raccoon | 100km | Pennsylvania | 5 | 2027 | 22 hours | |
| Restonica Trail by UTMB - Ultra-Trail® di Corsica | 110km | France | 7 | 2027 | 36 hours | |
| Rim to River | 100M | West Virginia | 10 | 2027 | 32 hours | |
| Rio Del Lago | 100M | California | 11 | 2027 | 30 hours | |
| Rocky Raccoon by USWE | 100M | Texas | 2 | 2027 | 30 hours | |
| Run Rabbit Run | 100M | Colorado | 9 | 2027 | 38 hours | |
| Saddles | 100M | Arizona | 10 | 2027 | 34 hours | |
| Salomon Cappadocia Ultra-Trail | 119km | Turkey | 10 | 2027 | 23 hours | |
| Salomon Ultra-Trail Hungary | 112km | Hungary | 5 | 2027 | 20 hours | |
| San Diego | 100M | California | 6 | 2027 | 32 hours | |
| Scott TMBT | 109km | Malaysia | 9 | 2027 | 30 hours | |
| Sean O'Brien | 100km | California | 2 | 2027 | 17 hours | |
| Sedona Canyons | 125M | Arizona | 5 | 2027 | 52 hours | |
| Shinetsu Five Mountains Trail | 110km | Japan | 9 | 2027 | 22 hours | |
| Shinetsu Five Mountains Trail | 100M | Japan | 9 | 2027 | 33 hours | |
| Siskiyou Out Back | 100km | Oregon | 7 | 2027 | 18 hours | |
| SkyRun | 100km | South Africa | 11 | 2026 | 28 hours | |
| SkyView Trail | 110km | Japan | 9 | 2027 | 30 hours | |
| SkyView Trail | 138km | Japan | 9 | 2027 | 38 hours | |
| Soria Moria til Verdens Ende (SMVE) | 100M | Norway | 5 | 2027 | 35 hours | no race in 2027 |
| South Downs Way | 100M | England | 6 | 2027 | 30 hours | |
| Sulphur Springs | 100km | Canada | 5 | 2027 | 18 hours | |
| Sulphur Springs | 100M | Canada | 5 | 2027 | 30 hours | |
| Superior Fall | 100M | Minnesota | 9 | 2027 | 38 hours | |
| Surf Coast Century | 100km | Australia | 9 | 2027 | 17 hours | |
| Swiss Alps | 100km | Switzerland | 8 | 2027 | 25 hours | |
| Swiss Alps | 100M | Switzerland | 8 | 2027 | 50 hours | |
| Swiss Canyon Trail | 111km | Switzerland | 6 | 2027 | 24 hours | |
| SwissPeaks | 100km | Switzerland | 9 | 2027 | 28 hours | |
| SwissPeaks | 170km | Switzerland | 9 | 2027 | 58 hours | |
| SwissPeaks | 360km | Switzerland | 9 | 2027 | 156 hours | |
| SwissPeaks | 700km | Switzerland | 9 | 2027 | 10 days | |
| Tahoe | 202M | California | 6 | 2027 | 100 hours | |
| Tahoe Rim Trail | 100M | Nevada | 7 | 2027 | 36 hours | |
| Tahoe Rim Trail | 100km | Nevada | 7 | 2027 | 20 hours | |
| Tarawera Ultra-Trail New Zealand by UTMB | 102km | New Zealand | 2 | 2027 | 17 hours | |
| Tarawera Ultra-Trail New Zealand by UTMB | 100M | New Zealand | 2 | 2027 | 36 hours | |
| Taupo | 100km | New Zealand | 10 | 2027 | 17 hours | |
| TDS (Sur les Traces des Ducs de Savoie) by UTMB | 147km | Italy | 8 | 2027 | 44:10 hours | |
| Tenerife Bluetrail by UTMB | 110 km | Spain | 6 | 2027 | 26 hours | |
| TERREX Lake Sonoma | 100km | California | 4 | 2027 | 19 hours | |
| Thames Path | 100M | England | 4 | 2027 | 30 hours | |
| TOR100 - Cervino-Monte Bianco | 100km | Italy | 9 | 2027 | 38 hours | |
| TOR130 - Tot Dret | 130km | Italy | 9 | 2027 | 44 hours | |
| TOR330 - Tor de Géants | 330km | Italy | 9 | 2027 | 132 hours | |
| Torrencial Chile by UTMB - Pilolcura 100K | 106km | Chile | 6 | 2027 | 24 hours | new |
| Trail 100 Andorra by UTMB | 105km | Andorra | 6 | 2027 | 30 hours | |
| Trail Alsace Grand Est by UTMB - Ultra-Trail des Chevaliers | 158km | France | 5 | 2027 | 40 hours | |
| Trail Alsace Grand Est by UTMB - Ultra-Trail des Païens | 109km | France | 5 | 2027 | 21 hours | |
| Trail de Conímbriga Terras de Sicó | 111km | Portugal | 6 | 2027 | 24 hours | |
| Trail du Saint-Jacques by UTMB | 130km | France | 6 | 2027 | 28 hours | |
| Trail Verbier St Bernard by UTMB | 140km | Switzerland | 7 | 2027 | 40 hours | |
| Transgrancanaria | 125km | Spain | 2 | 2027 | 28 hours | |
| Transjeju by UTMB | 107km | South Korea | 10 | 2027 | 25 hours | |
| Transjeju by UTMB | 150km | South Korea | 10 | 2027 | 37 hours | |
| TransLantau by UTMB | 104km | Hong Kong | 11 | 2026 | 27 hours | |
| Tunnel Hill | 100M | Illinois | 11 | 2026 | 30 hours | |
| Tuscany Crossing | 103km | Italy | 4 | 2027 | 21 hours | |
| Tuscany Crossing | 160km | Italy | 4 | 2027 | 35 hours | |
| Twisted Branch | 100km | New York | 8 | 2027 | 20 hours | |
| Ulju Trail Nine Peaks | 128km | South Korea | 10 | 2027 | 40 hours | |
| Ultra Tour Monte Rosa | 170km | Switzerland | 9 | 2027 | 60 hours | |
| Ultra Trail Amanecer Comechingón | 120km | Argentia | 10 | 2027 | 32 hours | |
| Ultra Trail Amanecer Comechingón | 100km | Argentia | 10 | 2027 | 26 hours | |
| Ultra Trail Amanecer Comechingón | 163km | Argentia | 10 | 2027 | 42 hours | |
| Ultra Trail do Marão | 120km | Portugal | 3 | 2027 | 30 hours | |
| Ultra Trail Drakensberg | 100km | South Africa | 4 | 2027 | 23 hours | |
| Ultra Trail Drakensberg | 163km | South Africa | 4 | 2027 | 48 hours | |
| Ultra-Trail Great Wall by UTMB | 100km | China | 9 | 2027 | 26 hours | new |
| Ultra Trail Shudao by UTMB | 104km | China | 11 | 2027 | 24 hours | new |
| Ultra Trail Sierras del Bandolero | 166km | Spain | 3 | 2027 | 40 hours | |
| Ultra Trail Vipava Valley | 106km | Slovenia | 5 | 2027 | 25 hours | |
| Ultra Trail Vipava Valley | 165km | Slovenia | 5 | 2027 | 46 hours | |
| Ultra-Trail Australia by UTMB | 100km | Australia | 5 | 2027 | 19 hours | |
| Ultra-Trail Australia by UTMB | 100M | Australia | 5 | 2027 | 44:30 hours | |
| Ultra Trail Cape Town | 100km | South Africa | 11 | 2026 | 21 hours | |
| Ultra Trail Cape Town | 100M | South Africa | 11 | 2026 | 45 hours | |
| Ultra Trail Du Mont-Blanc (UTMB) by HOKA | 100M | France | 8 | 2027 | 46:30 | |
| Ultra Trail Harricana | 125km | Canada | 9 | 2027 | 26 hours | |
| Ultra Trail Mogan by UTMB - DMG | 114km | China | 4 | 2027 | 32 hours | new |
| Ultra Trail Snowdonia by UTMB | 100km | Wales | 5 | 2027 | 28 hours | |
| Ultra Trail Snowdonia by UTMB | 165km | Wales | 5 | 2027 | 48 hours | |
| Umstead | 100M | North Carolina | 4 | 2027 | 30 hours | |
| Ushuaia Fin del Mundo by UTMB - Epic 130 | 113km | Argentina | 3 | 2027 | 28 hours | new |
| Val d’Aran by UTMB, Camins de Hèr | 110km | Spain | 7 | 2027 | 26 hours | |
| Val d’Aran by UTMB, Torn dera Val d’Aran | 168km | Spain | 7 | 2027 | 48 hours | |
| Valhöll Fin del Mundo by UTMB | 131km | Argentina | 3 | 2027 | 30 hours | |
| Valleys Ultra (7) | 110km | England | 9 | 2027 | 25 hours | |
| Valleys Ultra (13) | 180km | England | 9 | 2027 | 46.5 hours | |
| Vermont | 100M | Vermont | 7 | 2027 | 30 hours | |
| Vermont | 100km | Vermont | 7 | 2027 | 17 hours | |
| Vietnam Mountain Marathon | 100km | Vietnam | 9 | 2027 | 27 hours | |
| Vietnam Mountain Marathon | 100M | Vietnam | 9 | 2027 | 44 hours | |
| Vulcano Ultra Trail | 100km | Chile | 12 | 2026 | 24 hours | |
| Waldo | 100km | Oregon | 8 | 2027 | 18 hours | |
| Wasatch Front | 100M | Utah | 9 | 2027 | 36 hours | |
| West Highland Way | 95M | Scotland | 6 | 2027 | 35 hours | |
| Western States | 100M | California | 6 | 2027 | 30 hours | |
| Wildstrubel by UTMB | 110km | Switzerland | 9 | 2027 | 27 hours | |
| Whistler by UTMB | 100km | Canada | 8 | 2027 | 24 hours | |
| Worlds End | 100km | Pennsylvania | 6 | 2027 | 19 hours | |
| Xiamen by UTMB | 104km | China | 3 | 2027 | 24 hours | |
| Yeti | 100M | Virginia | 9 | 2027 | 30 hours | |
| Zion | 100km | Utah | 4 | 2027 | 20 hours | |
| Zion | 100M | Utah | 4 | 2027 | 36 hours | |
| Zugspitz Ultra Trail by UTMB | 106km | Germany | 6 | 2027 | 25 hours | |
| Zugspitz Ultra Trail by UTMB | 100M | Germany | 6 | 2027 | 48 hours |
