Eiger Ultra Trail E101
Eiger E101 packs 6,700 meters of climbing into 101 alpine kilometers around Grindelwald, with exposed passes and the Eiger North Face late in the route.
Marathon Scout prioritizes official race websites, registration pages, timing providers, results pages, and race-linked live tracking. Last updated July 17, 2026.
Eiger Ultra Trail E101 quick facts
- 101 km loop with about 6,700 meters of climbing and a 25-hour limit.
- Start and finish in Grindelwald, with a late traverse beneath the Eiger North Face.
- Valid UTMB Index required; E101 entry is allocated by lottery.
- UTMB World Series 100K race that awards three Running Stones.
About the Eiger Ultra Trail E101
Eiger Ultra Trail E101 is the flagship 100K distance at Eiger Ultra Trail by UTMB. The Grindelwald loop combines a high-demand lottery, a required UTMB Index, and a route framed by the Bernese Alps.
Eiger Ultra Trail E101 course description
The 101 km loop gains 6,700 meters and allows 25 hours. It climbs through First and Faulhorn, crosses toward Schynige Platte, Wengen, and Männlichen, then runs beneath the Eiger North Face before returning to Grindelwald.
Weather for the Eiger Ultra Trail E101
July can move from warm valley miles to cold, wet, and windy high points in a few hours. Rain makes the alpine trail slick, and the race can require additional cold-weather gear when conditions deteriorate.
Past Eiger Ultra Trail E101 dates and results
| Year | Date | Status | Results |
|---|---|---|---|
| 2026 | Saturday, July 18, 2026 | — | — |
| 2025 | Saturday, July 19, 2025 | Completed | Open results |
| 2024 | Saturday, July 20, 2024 | Completed | Open results |
Eiger Ultra Trail E101 FAQ
When is the Eiger Ultra Trail E101?
The 2026 Eiger Ultra Trail E101 is on Saturday, July 18, 2026.
How do I register for the Eiger Ultra Trail E101?
You can register for the Eiger Ultra Trail E101 at eiger.utmb.world.
Does the Eiger Ultra Trail E101 have live tracking?
Yes. Live tracking is available at live.utmb.world.
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