Dirty German Endurance Fest

Philadelphia, United States • 9 May 2026

Event overview

The Dirty German Endurance Fest is scheduled for Saturday, May 9, 2026 in Philadelphia, PA. The race is held within Pennypack Park at the Pine Road entry, approx. 8750 Pine Road, Philadelphia, PA 19111. The event is described as an urban ultramarathon inside the city limits and attracts over 600 runners annually.

Distances offered

  • 50 Miler - three loops plus an extra 1-mile dog leg each loop
  • 50K - two loops (one loop equals 25K)
  • 25K - one loop

Registration closes Monday, May 4, 2026 at 11:59 PM ET.

Course and logistics

The course runs along Pennypack Creek inside Pennypack Park and is laid out as a figure 8. Each loop includes mostly single-track trail, some wider flat gravel, occasional soft or sandy spots along the creek, and about one mile of paved bike trail. The course has some short climbs and is reported to be mostly shaded. One loop measures 25K.

A time limit for the 50-mile distance is 12 hours and 30 minutes. The organizer reserves the right to cancel or postpone the race for reasons outside their control.

Entry, refunds and awards

Entry fees vary by distance and registration period. Example fees: 25K $69 (until 12/31/25), $75 (until 4/7/26), $79 after; 50K $79/$85/$89; 50M $89/$95/$99. Refunds are available until 30 days before race day; refunds require a stamped self-addressed envelope and are issued minus $10. After that there are no refunds or deferrals.

Every runner receives a full zippered running jacket, commemorative bib and finisher medal; ultra finishers receive a specific hat. Overall male and female winners receive an authentic German cuckoo clock. Top 3 awards are given in standard age groups and the age-group trophies are German weather houses. Post-race food and finish-area music are provided. Visit the organization's website for the most recent information.

Race information

50 mi
50 Miler
50 km
50k
25 km
25k
Visit the organization's website for the most recent information.
Trail runs nearby

Hainesport Endurance Run : overview The Hainesport Endurance Run takes place at Hainesport Township Municipal Park in Hainesport, New Jersey on October 11 and October 12, 2025. The event is sanctioned by USA Track & Field. Ten percent o..

BadgerPalooza is an ultra marathon hosted by the Williamstown Badger at Autumn Lake Winery in Williamstown, New Jersey. The centerpiece is a 24-hour challenge built from 24 laps of a 5K loop on winery grounds, totaling 74.4 miles for solo r..

The Philadelphia Catholic League Alumni Cross Country 5K is an all-comers cross country race held at Belmont Plateau in Philadelphia (2075 Belmont Avenue, 19131). The 5K event serves as a prelude to the Philadelphia Catholic League Cross Co..

The 3rd Annual Chesterfield FALL Terrain 5K is a community-focused running event held at Fenton Lane Park in Chesterfield, NJ. Scheduled for October 19, 2025, the race features a USATF-certified 5K course combining gravel, trail, grass, and..

PATSA's Pumpkin Run 2025 takes place at Lower Perkiomen Valley Park in Oaks, Pennsylvania. This annual event is scheduled for October 19, 2025 and features a 10K (double loop), a 5K, and a 1-mile fun walk along a level, picturesque trail. T..

Hot Mess Trail Races take place at Parvin State Park in Pittsgrove, New Jersey, in a collaboration between Endless Endurance and Second Capital Running. The event offers two options: a Half Marathon (two full laps of a 4-mile “lollipop” loo..