Photo: Alpsdake · CC BY-SA 4.0 · Wikimedia CommonsTrail RunningUTMB Index Races
TransLantau by UTMB
Hong Kong, Hong Kong
November 13, 2026 to November 15, 2026Date confirmed
104 km45 km27 km15 km
Nature & Off-RoadMountain+4
Race Series & Label · 50 Events · 242 Competitions
UTMB World Series: Race Calendar, Routes & Qualification
Global pinnacle circuit of trail running (UTMB World Series Events & Majors) where athletes collect Running Stones for the UTMB World Series Finals lottery in Chamonix (OCC, CCC, UTMB). Discover 50 verified events (36 with confirmed upcoming dates) and 242 competitions across Hong Kong, Thredbo, Chiang Mai, Rotorua, Belgrano.
Events5036 confirmed dates
Competitions242Races & courses
Distances3.5 - 168.2 kmCourse distance range
Max. Elevation Gain+8,900 m D+Course elevation profile
Selected Events
Featured Events & Highlights
Photo: Alpsdake · CC BY-SA 4.0 · Wikimedia Commons
Photo: Alpsdake · CC BY-SA 4.0 · Wikimedia CommonsTrail RunningUTMB World Series
Ultra Trail Kosciuszko by UTMB
Thredbo, Australia
November 26, 2026 to November 28, 2026Date confirmed
161 km102 km50 km32 km
Nature & Off-RoadMountain+3
Photo: Alpsdake · CC BY-SA 4.0 · Wikimedia CommonsTrail RunningUTMB World Series
Hoka Chiang Mai Thaïland by UTMB
Chiang Mai, Thailand
November 27, 2026 to December 6, 2026Date confirmed
168 km96 km56 km39 km+2
Nature & Off-RoadMountain+4
Photo: Alpsdake · CC BY-SA 4.0 · Wikimedia CommonsTrail RunningUTMB Index Races
Tarawera Ultra-Trail New Zealand by UTMB
Rotorua, New Zealand
February 13, 2027 to February 14, 2027Date confirmed
163 km102 km52 km23 km+1
ForestLakes & Ponds+4
Photo: Dietmar Rabich · CC BY-SA 4.0 · Wikimedia CommonsTrail RunningUTMB Index Races
Ushuaia by UTMB
Belgrano, Argentina
March 18, 2027 to March 20, 2027Date confirmed
113 km86.8 km50 km33.8 km+2
Nature & Off-RoadForest+3
Photo: Frank Vincentz · CC BY-SA 3.0 · Wikimedia CommonsTrail RunningUTMB Index Races
Chianti Ultra Trail by UTMB
Radda in Chianti, Italy
March 18, 2027 to March 21, 2027Date confirmed
123 km75 km46 km20 km+1
VineyardsForest+7
Photo: Bob Ramsak · CC BY-SA 4.0 · Wikimedia CommonsTrail RunningUTMB World Series
Istria 100 by UTMB
Umag, Croatia
April 1, 2027 to April 4, 2027Date confirmed
168.2 km111.4 km69.6 km42.5 km+1
Nature & Off-RoadSeaside & Coast+3
Photo: Frank Vincentz · CC BY-SA 3.0 · Wikimedia CommonsTrail RunningUTMB World Series
Tenerife Bluetrail by UTMB
Santa Cruz de Tenerife, Spain
April 8, 2027 to April 10, 2027Date confirmed
110 km73 km47 km24 km+1
MountainNature & Off-Road+7
Dates & Schedule
Race Calendar
November 2026
| Date | Event | Location | Disciplines | Distances |
|---|---|---|---|---|
| Nov 13, 2026 - Nov 15, 2026 | TransLantau by UTMB | Hong Kong, HK | Trail Running | 104 km45 km27 km15 km |
| Nov 26, 2026 - Nov 28, 2026 | Ultra Trail Kosciuszko by UTMB | Thredbo, New South Wales, AU | Trail Running | 161 km102 km50 km32 km |
| Nov 27, 2026 - Dec 6, 2026 | Hoka Chiang Mai Thaïland by UTMB | Chiang Mai, Chiang Mai Province, TH | Trail Running | 168 km96 km56 km39 km |
February 2027
| Date | Event | Location | Disciplines | Distances |
|---|---|---|---|---|
| Feb 13, 2027 - Feb 14, 2027 | Tarawera Ultra-Trail New Zealand by UTMB | Rotorua, Bay of Plenty, NZ | Trail Running | 163 km102 km52 km23 km |
March 2027
| Date | Event | Location | Disciplines | Distances |
|---|---|---|---|---|
| Mar 18, 2027 - Mar 20, 2027 | Ushuaia by UTMB | Belgrano, Mendoza Province, AR | Trail Running | 113 km86.8 km50 km33.8 km |
| Mar 18, 2027 - Mar 21, 2027 | Chianti Ultra Trail by UTMB | Radda in Chianti, Tuscany, IT | Trail Running | 123 km75 km46 km20 km |
April 2027
| Date | Event | Location | Disciplines | Distances |
|---|---|---|---|---|
| Apr 1, 2027 - Apr 4, 2027 | Istria 100 by UTMB | Umag, Istrische Županie, HR | Trail Running | 168.2 km111.4 km69.6 km42.5 km |
| Apr 8, 2027 - Apr 10, 2027 | Tenerife Bluetrail by UTMB | Santa Cruz de Tenerife, Canary Islands, ES | Trail Running | 110 km73 km47 km24 km |
| Apr 9, 2027 - Apr 11, 2027 | Trail Running Festival Desert Rats by UTMB |  Fruita, Colorado, US | Trail Running | 100 km48 km21 km9 km |
| Apr 22, 2027 - Apr 25, 2027 | Grand Raid Ventoux by UTMB |  Malaucène, Provence-Alpes-Côte d’Azur, FR | Trail Running | 125 km87 km51 km26 km |
| Apr 23, 2027 - Apr 24, 2027 | Canyons Endurance Runs by UTMB | Auburn, California, US | Trail Running | 161 km100 km50 km25 km |
| Apr 29, 2027 - May 2, 2027 | Amazean Jungle Thailand by UTMB | Betong, Yala Province, TH | Trail Running | 147 km102 km55 km27.9 km |
Events by Month
Overview & Route Character
Global pinnacle circuit of trail running (UTMB World Series Events & Majors) where athletes collect Running Stones for the UTMB World Series Finals lottery in Chamonix (OCC, CCC, UTMB). Unites the premier international ultra-trail and mountain events across every continent under unified safety, environmental, and live-timing standards. In the RunningCompass catalog, UTMB World Series currently comprises 50 active events with a total of 242 individual competitions (36 events with confirmed upcoming race dates and 14 events awaiting official next-edition date confirmation). Key host venues include Hong Kong, Thredbo, Chiang Mai, Rotorua, Belgrano, highlighted by events such as TransLantau by UTMB, Ultra Trail Kosciuszko by UTMB, Hoka Chiang Mai Thaïland by UTMB, Tarawera Ultra-Trail New Zealand by UTMB.
Only at official UTMB World Series Events and Majors (double stones) do athletes in the 20K, 50K, 100K, and 100M categories earn Running Stones for the Chamonix lottery. Across the listed competitions in Trail Running, course distances span 3.5 km to 168.2 km with cumulative elevation gains reaching up to +8,900 m. High-alpine mountain passes, technical singletracks, canyons, and ridge trails reaching over 10,000 m of elevation gain on 100-mile courses. Every event entry provides direct access to interactive route maps, 3D elevation profiles, and official organizer links for registration.
Questions & Answers
Frequently asked questions (FAQ)
What is UTMB World Series and how many events are included in the calendar?
Global pinnacle circuit of trail running (UTMB World Series Events & Majors) where athletes collect Running Stones for the UTMB World Series Finals lottery in Chamonix (OCC, CCC, UTMB). The RunningCompass calendar for UTMB World Series lists 50 verified events encompassing 242 individual races, of which 36 currently carry confirmed future race dates and 14 are scheduled with dates to be announced.
Which distances, disciplines, and qualification criteria apply to UTMB World Series?
Events in UTMB World Series primarily cover Trail Running with competition distances ranging from 3.5 km to 168.2 km. Only at official UTMB World Series Events and Majors (double stones) do athletes in the 20K, 50K, 100K, and 100M categories earn Running Stones for the Chamonix lottery.
What course profiles and elevation gains characterize UTMB World Series routes?
High-alpine mountain passes, technical singletracks, canyons, and ridge trails reaching over 10,000 m of elevation gain on 100-mile courses. Across all 242 races in this series, routes cover 3.5 km to 168.2 km with cumulative elevation gains reaching up to +8,900 m, and each event page includes an interactive course map, elevation profile, and GPX track download.
Where do UTMB World Series events take place and how can I register?
Leading host cities in the catalog include Hong Kong, Thredbo, Chiang Mai, Rotorua, Belgrano, featuring events such as TransLantau by UTMB, Ultra Trail Kosciuszko by UTMB, Hoka Chiang Mai Thaïland by UTMB, Tarawera Ultra-Trail New Zealand by UTMB. You can filter the calendar below by month, distance, and location, inspect each race profile, and follow the verified organizer link on the event page for official registration.