Fifth Street Rock Monster

APR
11
2027
Trail races on singletrack loops at Forever Farm near Mertztown PA, offering distances from 5K to a team based 100K relay plus camping and stocked aid stations.
Sun 11 Apr 2027
100 kilometers 26 miles 13 miles 10 kilometers 5 kilometers

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Fifth Street Rock Monster

The event takes place at Forever Farm, 228 Five Points Road, Mertztown, PA. The course uses continuous looped singletrack trails through woods near farmland and features rolling, rugged terrain with rocks, roots, and smoother singletrack sections. Aid stations are fully stocked and supported on course.

Distances and lap structure:

  • 5K: 2 laps of the western section of trails
  • 10K: 1.5 laps of the main loop
  • Half Marathon: 3 laps of the full loop
  • Full Marathon: 6 laps; mapping software indicates about 27 miles, organizer reports actual running distance closer to 26.2 miles
  • Ultra Relay (approx 100 km): 7 laps totaling roughly 100 km (62 miles) as a team event

Ultra relay details: teams of three compete in a single Open category. Two runners must be on course at all times and exchanges occur in a designated area. Each lap is about 4.5 miles and each runner must complete at least two laps. Team registration is managed by a team captain; additional team members may join an existing team without separate fee. Cash prizes are awarded to the top three overall relay teams: $250, $150, and $75.

Event services and logistics include free Saturday night camping with no hookups, requirements that generators be turned off at night, porta potties on site, a free post race meal and drink for entrants, and one complimentary beer for participants aged 21 and over. A liability waiver is required for participation. Registration pricing varies by field size and includes a day of registration surcharge. Visit the organization's website for the most recent information.

Events nearby

Annual 5K Ruck and Run/Walk at Bicentennial Park in Bethlehem honors veterans with awards for age groups and a non competitive 1 mile fun run.
D&L RaceFest on November 15 features marathon, half marathon and relay events along the D and L Trail, finishing in downtown Easton.
A Black Friday endurance event in Emmaus offering cycling and running distances from 10k to 100 miles, relay and double-discipline options, elapsed-time scoring, and a beer prize format.
Naked Nick is a low-fee winter trail run at Blue Marsh Lake offering 25K and 50K on rolling single-track and gravel. Aid every 3 to 4 miles, manual timing, and a traditional German-style finisher memento.
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