Thornton
Trail Running Calendar near Thornton 2026-2027
Explore the top trail runs near Thornton for 2026-2027! We've gathered 47 exciting trail runs in the area. Check out our detailed list below to find your next local trail run.
May 2027
Dirty German in Pennypack Park features 25K, 50K and 50 Mile looped races on runnable trail with varied surfaces, German food and live music in a festival style finish area.
A morning 5K held as part of the Fair Hill Scottish Games on May 15, 2027, in Elkton, MD, with on-field entries accepted, an entry fee that includes admission, and cash prizes plus trophies for top finishers.
Tough Mudder Philly on May 22, 2027 offers 15K and 5K obstacle runs, Infinity multi-lap options, group packages, and a Mudder Village spectator experience.
Scout Fest on May 22, 2027 at Amity Community Park features a timed 5K, a 1.5 mile walk, and a family festival with food trucks and inflatables. Proceeds support local Scout leadership and programming.
A 20 mile loop through Fair Hill Natural Resources Area on May 22, 2027 with aid stations, a finisher medal and complimentary on site parking.
June 2027
Five day multi state running series June 2 to 6 2027 with looped park courses, a central aid station, and medals for each state plus a series finisher award.