About This Race
The 54.1K represents Rothrock's most comprehensive challenge, taking runners on an extended journey through the forest's complete spectrum of terrain over multiple demanding loops. This distance requires strategic pacing and nutrition management as runners navigate the accumulated elevation and technical sections that define Pennsylvania's most rugged trail running. Best suited for experienced trail runners seeking a substantial mountain ultra experience, the 54.1K tests both physical endurance and mental resilience across Rothrock's unforgiving sandstone ridges and rhododendron-lined valleys.
Practical Info
Perfect spring weather in May with mild temperatures, lush foliage, and blooming mountain laurel
Happy Valley region offers locally owned shops, eateries, and cultural experiences with historic charm
- mandatory gear list to be announced
Best For
Notable Features
Part of the UTMB World Series, this race features Pennsylvania's signature rhododendron tunnels and wild sandstone ridges. The event is designed as a cup-less race to reduce environmental impact, and is supported by UTMB Cares environmental initiatives. The timing in peak May season ensures optimal conditions with blooming mountain laurel and lush spring foliage.