Schaeffer Half Marathon and 10K Trail Run
Germantown, United States • 8 Nov 2025
Event
The Schaeffer Half Marathon, 10K, 5K Trail Run is held on Saturday, November 8, 2025 at Button Farm Living History Center in Germantown, MD. The event is produced by EX2 Adventures and includes in-person races and virtual options for the 10K and half marathon. The race partners with the local non-profit Interfaith Works for optional donations during registration.
Course
The venue is a private farm with trail sections and open fields. The course includes twisty singletrack and stretches of wide-open farm field running. The 5K and 10K use the same layout as the summer Blue Crab Bolt event at Schaeffer; the half mixes singletrack and open farm field sections.
- 13.5 miles - half marathon, ~1,000 ft elevation gain
- 6.7 miles - 10K, ~500 ft elevation gain
- 3.2 miles - 5K, ~230 ft elevation gain
Entry, logistics and rules
Registration items include a finisher medal, race t-shirt, well-stocked aid stations, medical support, post-race food (including breakfast burritos), awards, and on-course volunteers. There are referral rewards for recruiting other participants. Race rules prohibit in-ear headphones, pets, pacers, and strollers on course. Outside assistance is allowed only within 50 meters of an aid station. Race numbers must be worn visibly; runners must stay on designated trails and notify race officials if they withdraw. Age-group awards are offered in Male, Female, and Non-Binary categories across standard age ranges (12 and under through 70-79). Visit the organization's website for the most recent information.