MCRRC Seneca Creek Greenway Trail Marathon

MAR
6
2027
Trail marathon and 50K at Seneca Creek State Park on single track trails, with on-course choice to stop at the marathon or continue to 50K.
Sat 6 Mar 2027
50 kilometers 26 miles

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MCRRC Seneca Creek Greenway Trail Marathon & 50K

This is a trail running event held at Seneca Creek State Park (Nuthatch Pavilion) in Gaithersburg, Maryland. The organizer describes the event as low-key and low-priced.

The course follows the Seneca Creek Greenway Trail and parallel single-track trails in Montgomery County. Participants may choose their final distance during the event: they can stop at the finish line for the marathon or continue on the course to complete the 50K.

Distances

  • 26.2 Miles (Marathon)
  • 50K

Registration opens on 2026-10-15 and closes on 2026-12-31. The published registration fee is $70. All participants receive a custom race bib, a short-sleeved tech shirt, and a finisher's medal. Visit the organization's website for the most recent information.

Events nearby

A charity 5k, 10k and 500m dash at Fletcher’s Boathouse on Nov 14, 2026, raising funds for Miriam’s Kitchen with in-person and virtual options.
A 5K cross country race and 1 mile fun run at Ida Lee Park on November 21, 2026, featuring shirts, medals, awards and a canned food drive for Loudoun Hunger Relief.
Community cross country 5K in Herndon on November 21 with age group awards, commemorative shirts for the first 400 pre registered runners, and a canned food collection for LINK.
A small, capped fall race on the C&O Canal towpath at Great Falls Tavern offering a half marathon, 10K and family friendly 5K with chip timing and live tracking.
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