Trail Running calendar near Reston 2025-2026

We have found 76 Trailruns within 80 miles of Reston. See below where and when you can find the races.

The Kellie Thompson Shiley 5k and Family Fun Run is an annual event held at the Terrapin Nature Trail in Stevensville, Maryland, on the scenic Eastern Shore. It features a 5K trail run/walk and a 1-mile fun run for children aged 10 and under. The race honors Kellie Thompson Shiley’s competitive spir..

The Brandy Station Battlefield 10k is a trail running event held at Brandy Station Battlefield in Virginia. The course combines cross country terrain with gravel dirt roads, featuring slight elevation gains but no major climbs. Runners can choose between 5k and 10k distances, with the 10k route bein..

The Run the Vineyards - Wind Vineyards 5K is a scenic race held at Wind Vineyards in Tappahannock, Virginia, featuring a 5K course on well-maintained trails of hard-packed dirt and grass across a 200-acre property. The mostly flat course includes two short hills and is chip-timed with awards for top..

The River's Edge Endurance Challenge, held in Brunswick, Maryland, is a multi-event running competition featuring a 5K (3.1 miles) race, a 3-hour endurance race, and a 6-hour endurance challenge. The event takes place primarily on the scenic River's Edge Trail system, with about one mile on school p..

The Run to the Taproom - Creekside Farm Brewery 5K & 8K is a scenic running event held at Creekside Farm Brewery in King George, Virginia. Participants can choose between a 5K or 8K race along well-maintained, non-technical dirt trails that wind through a 1,000-acre farm bordering the Rappahannock R..

October 2025

The Fall Harvest 5k is a scenic trail race held at Claude Moore Park in Sterling, Virginia. Set amidst the vibrant colors of autumn, the course features forest paths and leaf-covered trails, offering a picturesque experience for both runners and walkers. This event is part of the Run Your PRCS Parks..

The Full Distance 10k is a scenic trail running event held at Locust Shade Park in Triangle, Virginia. The course features a mix of trails and pavement, with about 40% paved and some hills, consisting of four loops for the 10k distance. This chip-timed race welcomes both runners and walkers and is p..

The Trails 4 Miles will take place in Stephens City on Saturday 11 October 2025. You can run 4 miles.

The Rick O'Donnell Memorial Ultra Challenge is held annually in Mount Airy, Maryland, hosted by the Frederick Steeplechasers Running Club. The event features a 5-mile trail run along with 4-hour and 8-hour ultra challenges, offering multiple ways for participants to test their endurance on scenic tr..

The Wilderness Run 10k is a scenic cross-country trail race held at Wilderness Run Vineyard in Spotsylvania, Virginia, situated on historic Civil War battlefields. The course features rolling hills, with the 10k consisting of two laps of the 5k out-and-back route. Participants enjoy a vibrant atmosp..

The Fall Backyard Burn Trail Run at Lake Fairfax Park in Reston, VA, offers runners a scenic and engaging trail experience with options of 5.1 miles (one lap) or 10 miles (two laps). The course features mostly smooth singletrack trails with some short technical sections involving rocks and roots, mi..

The Run For Your Life 5k in Rixeyville, Virginia, is a cross-country race held on Verdun Adventure Bound's scenic 67-acre property. Participants run or walk a 5K course through wooded trails, following a fun SASQUATCH-themed route to the finish line. The event supports substance abuse recovery progr..

The Patapsco Valley 50K is an annual trail running event held at Patapsco Valley State Park near Baltimore, Maryland, with race headquarters at CCBC-Catonsville. The event features two distances: a 50K and a 25K, both available as in-person or virtual races. Runners enjoy a scenic, historic, and wel..

The Halloween Horror 10k is a trail running event held at Conway Robinson State Forest in Gainesville, Virginia. The race features a challenging loop course through forest trails with some technical terrain and minor hills, with the 10k consisting of two laps of the 5k route. Participants receive a..

November 2025

The Fire on the Mountain 50K Trail Race, held in Little Orleans, Maryland within Green Ridge State Forest, offers challenging distances of 50K (about 31.95 miles) and 25K (approximately 16.3 miles). The 50K is an out-and-back course featuring seven aid stations, including a midway "oasis," with a 10..

The Fall Backyard Burn Trail Run at Riverbend Park in Great Falls, VA, offers 5- and 10-mile trail races on scenic riverside singletrack trails adjacent to the Potomac River and near Great Falls National Park. The course features moderate elevation gains of 350 feet for 5 miles and 700 feet for 10 m..

The MCRRC Stone Mill 50 Mile Run is an ultramarathon event held in Montgomery Village, Maryland. This challenging 50-mile race offers runners a unique endurance experience on a course designed to test stamina and determination. The event is organized by the Montgomery County Road Runners Club (MCRRC..

UTMB Index

The Schaeffer Half Marathon and 10K Trail Run, hosted by EX2 Adventures, takes place at the scenic Button Farm in Germantown, Maryland. The event features two distances: a 13.3-mile half marathon with 1,000 feet of elevation gain and a 6.7-mile 10K+ course with 500 feet of elevation gain. Known for..

The Rosaryville Veterans Day Trail Race, hosted by the Annapolis Striders, is an annual trail running event held at Rosaryville State Park in Upper Marlboro, Maryland. The race offers two distances: a 50K and a 20K, both featuring loops on a 9.5-mile single-track perimeter trail through wooded areas..

The Barrel Oak Turkey Trot is a pre-Thanksgiving running event held at Barrel Oak Winery in Delaplane, Virginia. It features two race distances: a 3k and a 6k, with the 6k consisting of two laps around a cross-country course that winds through vineyards, gravel roads, and hilly terrain. The event we..