Montgomery County
Trail Running Calendar near Montgomery County 2026-2027
Explore the top trail runs near Montgomery County for 2026-2027! We've gathered 69 exciting trail runs in the area. Check out our detailed list below to find your next local trail run.
April 2027
May 2027
MoCo CARES Charity Race in Gaithersburg, MD features 10K and 5K cross country courses, a paved 1 mile fun run, and a kids Trike-A-Thon supporting Comfort Cases and Covenant Life School.
Marathon and half marathon on the flat scenic C&O Canal Towpath at Fletcher's Cove in Washington DC, with aid stations, awards, and Boston qualifying results.
A Georgetown Mother's Day 5k and 10k along the C&O Canal with chip timing, age-group awards, series points, and a virtual race option.
Three distances on the C&O Canal in Georgetown with chip timing, finisher medal and technical shirt; virtual option and series points available.
Run a scenic out and back half marathon or 5K on the flat gravel paths of the C&O Canal in the heart of Georgetown to benefit Operation Turbo.
Scenic 5k, 10k and half marathon along the Potomac at Great Falls MD with chip timing, finisher medal, technical shirt, virtual option, and charity partnership.
June 2027
A backyard ultra in Knoxville MD where runners repeat a 4.167 mile loop each hour until one remains; a parallel 1 mile Mortals Edition runs under the same rules.