Trail Running calendar near Annandale 2026-2027

A 12 hour trail event on a scenic five mile single track loop in Berkeley Springs WV, featuring technical terrain with about 750 feet elevation per loop, on-course aid stations, a post race meal and handcrafted awards.

A mud-run fundraiser in King George, VA on June 27, 2026, featuring a 4-mile obstacle course and a 1-mile kids run, organized by the Dahlgren Lions Club with team awards by group size.

MCRRC Cross Country on the Farm Trail 5K is a trail race at Agricultural History Farm Park in Derwood MD. Non member registration is available for a $20 fee and the event is part of the club's low key race series.

A free 5K fun run on July 4, 2026 organized by Great Falls TrailBlazers. The loop course goes through the woods, meets at the Great Falls Library, is open to all ages and is pet friendly.

A themed Forrest Gump fun run at Lakeside Loop in New Town Village, Owings Mills, offering a full 4.4-mile loop or a 1-mile out-and-back option. The event is free and participants are encouraged to wear the red hat, yellow top and red short..

A trail race on July 11, 2026 in Derwood, MD offering 5 km and 10 km courses plus virtual options with medal and shirt choices; registration uses tiered pricing and donated medals are collected for Medals4Mettle.

A 5 km and 10 km race at Nottoway Park in Vienna, VA on July 11, 2026, described as a scenic route. The event also offers virtual entry options with choices for medals and shirts and uses tiered registration pricing.

Trail running event at Gunpowder State Park with a listed distance of 7 miles and an on-course crossing between Harford and Baltimore counties. The course has rolling hills, water crossings and limited field size, with free registration and..

A roughly 50 km trail ultramarathon on the southern Massanutten range with about 5,700 feet of elevation gain, six aid stations, and a post run gathering at the Route 211 commuter parking lot. Entry is limited to 75 runners.

Experience the West Side Quarry trail race along the Rappahannock River in Fredericksburg. This 10k course features a steady climb and rolling hills with 426 feet of elevation gain for a dynamic running experience.

A six hour endurance run and a three person relay at Quiet Waters Park in Annapolis. Loops are about 4.25 miles with two aid stations on course, awards by category, and a branded sport duffel premium.

A running event at 868 Estate Vineyards in Purcellville, VA on July 25, 2026, offering in-person 5 km and 10 km courses plus virtual entry choices with tiered fees.

Trail running at Button Farm in Germantown, MD over twisty single track with stream crossings, log ramps, and farm fields. Options include a 5K and an about 10K course with aid stations, post race food, and optional medals.

A 5K and a half marathon along the Chesapeake & Ohio Canal in Georgetown on July 25, 2026, with in person and virtual options; walkers are welcome and each race has a specific start and finish location.

In-person 5K and 10K at Locust Shade Park in Triangle, VA on July 25, 2026, run on shaded scenic trails. Virtual entries are also available and walkers are welcome.

Run through the wooded singletrack trails and streams of Little Bennett Regional Park in Maryland. Enjoy a community atmosphere with professional timing, post race breakfast burritos, and distances for different experience levels.

Trail races of 5K and 3K at Codorus State Park Marina organized by Delone Catholic High School's cross country team; early registration includes a T-shirt and goodie bag and proceeds support several local funds.

An 8 km cross-country run at Anne Arundel Community College on August 2, 2026, held on the college trail as part of regional series. Pre-registration runs through July 29 with member and non-member fees; race day entries accepted for a high..

A half marathon and a 50K on the Dahlgren Railroad Heritage Trail in King George, VA on August 8, 2026. Mostly flat rails to trails courses with time limits, finisher medals, apparel options and postrace food including free MooThru ice crea..

A road and trail event at Third Winchester Battlefield in Winchester VA on August 8 2026 offering 5K, 10K, half marathon and virtual options. Walkers are welcome.