PROJECT 171™
PROJECT 171

Jotunheimen Trail Run – Ultra

Around Bygdin in the Norwegian mountains.

Distance
70 km
Approx. climbing
≈ 2,500 m+
GPX loop
70.4 km

Race dates

Last verified edition: 2 August 2025

A future race date has not been verified. Check the organiser before booking travel or entering.

Route figures

This guide displays 70 km, with approximately 2,500 metres of climbing on the 70.4 km GPX loop. The organiser describes approximately 73 km. UTMB records 75 km / 2,800 m for its index; those are separate figures, not a replacement for this route description.

UTMB Index record

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Project 171 in under a minute

The plan, the races and the mountain work behind the road to UTMB.