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UTMB World Series: Global Trail Running Calendar
Curated by Michael Sports
•Published October 31, 2026•Source: UTMB Group![](data:image/svg+xml;utf8,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 120 120"><rect width="120" height="120" rx="60" fill="%23EA580C"/><text x="50%" y="54%" text-anchor="middle" dominant-baseline="middle" fill="white" font-family="system-ui,sans-serif" font-size="44" font-weight="700">MS</text></svg>)
Organization
UTMB Group & The IRONMAN Group
Location
International Venues
Compensation
Entry Fees Vary by Distance
Factual Brief
Registration opens for premier ultra-endurance trail races across Europe, the Americas, Asia, and Oceania.
Opportunity Overview & Specifications
The UTMB World Series unites iconic mountain ultramarathons. Runners can earn Running Stones toward the Finals in Chamonix across distances from 20K to 100M.
Official Source Verification
Discovered from UTMB Group. Always verify requirements on the primary provider portal.
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