Trail Running calendar near Annandale 2026-2027

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 timed six-hour endurance event at Quiet Waters Park in Annapolis with solo and three-person relay formats. The course is about 4.25 miles per loop, with aid stations on the route and awards by overall and age-group distance.

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 8K cross-country race at Anne Arundel Community College on August 2, 2026, part of the Annapolis Striders Championship and Maryland/DC RRCA Grand Prix Series, with pre-registration fees and race day registration available.

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.

A wooded trail race at Gunpowder State Park on August 9 with mostly single track loops of about 4 miles. Participants can run one loop for 4 miles or two loops for 8 miles.

A trail race in Elkridge, MD on Aug 15, 2026 offering 25K and 50K options on rolling single track with river crossings. Aid stations provide water and real food and the finish area includes food, beer, and shelter.

A trail 5K in Gettysburg on August 15, 2026, with a race shirt option for early registrants and an event bottle opener medal. Brewfest options and tours of the Daniel Lady Farm House and Barn are available the same day.