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Trail Running Calendar near Triangle 2026-2027

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Explore the top trail runs near Triangle for 2026-2027! We've gathered 60 exciting trail runs in the area. Check out our detailed list below to find your next local trail run.

November 2026
A post-Thanksgiving outdoor event at Frying Pan Park in Herndon offering 5K and 10K routes plus virtual entry options and a post-race visit with farm animals.
A post Thanksgiving trail and road event at Lake Anna State Park offering 5K, 10K, half marathon and virtual entry options.
Ugly Sweater Dash at Burke Lake Park on November 28, 2026 offers 5k 10k and a half marathon on park trails, with virtual options and walkers welcome.
December 2026
Trail loop ultras in Triangle VA offering 100 mile, 100K and 50K courses on mostly single-track terrain with stocked aid stations and set cutoffs.
Experience the beauty of Fountainhead Regional Park on a course featuring hiking trails and dirt roads. With two distance options and a dedicated program for kids, this event offers a complete day of trail running near the Occoquan Reservoir.
A set of in-person and virtual runs on December 6, 2026 along the Chesapeake & Ohio Canal path in Washington DC with 5K, half marathon, and marathon distances.
A VHTRC holiday time 50k out and back on the Bull Run-Occoquan Trail from Hemlock Overlook to Fountainhead, with four aid stations and a GPX file for navigation. Entry includes lodge access, stocked aid stations, and a catered after party for $20.
Trail 5K and 10K around Burke Lake Park on December 24, 2026, with virtual options available and walkers welcome.
January 2027
A 31.7 mile New Year event in Prince William Forest Park run as three loops on groomed trails and some gravel roads. Unmanned aid at the start and finish is supplied by participants and entry is limited to 120.
Experience a scenic out and back half marathon on the flat and smooth Dahlgren Railroad Heritage Trail. Enjoy a unique post race campfire with roasted donuts and earn a custom finisher medal.
A 5K and half marathon along the Chesapeake and Ohio Canal in Georgetown on January 17, 2027, with in person and virtual options and walkers welcome.
February 2027
Trail event at Lake Anna State Park offers looped options including an eight hour course, a Half Marathon Plus, and an eight mile course.
March 2027
A women only trail endurance event in Triangle VA offering 25K and 50K courses with two loops, stocked aid stations, and a nine hour cutoff.
Half and full marathon in Georgetown on March 14, 2027 with a Boston qualifying full marathon along the C&O Canal and virtual participation options.
Test your limits in Lorton at this elite backyard marathon featuring dedicated day and night loops. With a limited field of 65 runners and a chef supported aid station, it is the perfect venue for a personal best.
April 2027
A 14 mile untimed point to point trail run along the Dahlgren Railroad Heritage Trail that starts at one Sheetz and finishes at another. The event features unusual aid station snacks and practical finisher swag.
A 50 mile trail race near Clifton, Virginia on April 4, 2027, run over forested, rolling terrain in spring. Entry opens October 1, 2026; the race has a 13-hour limit and a $125 entry fee.
May 2027
Marathon and half marathon on the C&O Canal Towpath at Fletcher's Cove in Washington DC on May 1, 2027, featuring a mostly crushed gravel out and back course with river views.
A 24 hour Backyard ultra on Mason Neck with a 4.167 mile loop, 100 mile limit, single aid station, and a field capped at 100 runners.
June 2027
A night-time trail event in Prince William Forest Park featuring a 25+ mile loop run twice for 50 miles, with staffed aid stations and park-specific crew and pacer rules.
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