The Dark Side 8 Hour Ultra

This edition is sold out
MAR
6
2027
An eight hour timed trail run on a 5.5 mile single track loop at Little Bennett Park in Clarksburg, MD on March 6, 2027.
Sat 6 Mar 2027

Always double-check with the organizer's website! This page may contain affiliate links.

The Dark Side 8 Hour Ultra

The Dark Side 8 Hour Ultra is an eight hour timed trail running event held March 6, 2027, in Clarksburg, MD, at Little Bennett Park in Montgomery County. The event centers on trail laps completed within an eight hour period.

The course uses a 5.5 mile loop that begins at the Little Bennett campground and is run primarily on single track trails. The loop starts near the Little Bennett Campground Pavilion. Participants may complete one lap or multiple laps during the event. The organizer notes the course is the same as used in 2026.

Additional event details include the venue address listed as 23705 Frederick Rd and a registration closing date of Mon, Mar 1 at 11:59 PM ET. The event is presented as an annual timed race on the park's established trails and is scheduled for early March in search of warmer weather. Visit the organization's website for the most recent information.

Events nearby

A fall running weekend in Brunswick, MD, featuring towpath marathon and half marathon routes plus a Veterans Challenge 5K through historic neighborhoods.
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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