Rothrock by UTMB

Boalsburg, United States • 16-17 May 2026

Event overview

Rothrock by UTMB is a UTMB World Series trail event in central Pennsylvania, scheduled 15 to 17 May 2026. The event is based around Rothrock State Forest and the State College / Happy Valley area. It is described as a multi-day trail race focused on natural terrain and local community experiences.

Course and setting

The courses run through Rothrock State Forest, featuring sandstone ridges, fern-covered valleys, rhododendron tunnels, cliffs, and streams. The event takes place in May, when spring foliage and rhododendron and mountain laurel are in bloom. Happy Valley is noted for its historic charm, locally owned shops, and local hospitality.

Races and distances

  • 50K - 54.1 KM; elevation gain 1756 M+; Running Stones: 2
  • 25K - 26.9 KM; elevation gain 1188 M+; Running Stones: 1

Community and sustainability

The event is connected to UTMB Cares, a program of The IRONMAN Foundation. The text states that IRONMAN and its foundation have provided over $55 million in charitable giveback funding since 2003 and that UTMB Cares supports local grant funding and volunteer efforts for race surroundings. Visit the organization's website for the most recent information.

Race information

UTMB 20K UTMB 50K
54 km
50k
27 km
25k
Visit the organization's website for the most recent information.
Trail runs nearby

Run up and down the slopes under lights at Tussey Mountain in the King and Queen of Tussey Mountain, a lively one mile during Ullr Fest. Costume entries and awards after the last finisher add festive competition and fun.

Run the Greenwood Furnace Snowfest 5 mile trail in Greenwood Furnace State Park, with a big climb to Stone Mountain and a fast downhill finish. Stay for SnowFest activities like snowshoeing, bonfires and a Polar Plunge.

Discover single track trails from the Susquehanna River to the Allegheny Plateau in Lock Haven, with race options from 10K to 46K. Enjoy a gourmet post race spread and watch for registration coming soon.

Celebrate Oktoberfest with a 5K Trail Run at Boal City Brewing in Boalsburg this October. Tackle scenic rolling trails and hills, enjoy a free brew if 21 or older, and stay for awards and a trophy engraving for overall winners.