Trail Running calendar near Rosaryville 2025-2026

Devil Dog Ultras in Prince William Forest Park offers 50K, 100K and 100 mile trail loops on well marked single track and rolling fire roads. Expect staffed aid stations, limited bunkhouse beds and a lively winter ultrarunning weekend.

Run for Valor at Valor Ranch features trail 5K and 10K, a weighted 10K ruck and a one mile fun run across scenic pastures and woods. Timed races, finisher medals and an after race party with music, vendors and food make it a festive fundrai..

Tackle scenic trails around Occoquan Reservoir at the Fall Backyard Burn Trail Run in Fountainhead Regional Park on Dec 7, 2025. Choose a 4.8 or 10.5 mile route, enjoy course support and post race food while supporting Homestretch.

Enjoy a scenic 13.1 mile run along the C&O Canal Towpath at the Founders Half Marathon in Potomac, part of the DCRR Snowball Series. Friendly on course support and post race snacks make this a welcoming community event.

Join the Anniversary Run 15K at Quiet Waters Park, a scenic trail race that wraps up the Annapolis Striders Championship Series. Finish at Sassafras Pavilion for awards, a lively community vibe, and volunteer opportunities.

Celebrate the season at the Holiday 4 Miler in mid December at Lake Accotink Park in Springfield. Run a scenic loop on paved and dirt trails along the CCT, with in person and virtual options.

Run scenic trails at Leesylvania State Park on January 17, 2026 and support Food for Others with 5k and 10k distances. Enjoy a mixed trail and pavement course, in person or virtually, with finisher medal and tech shirt for early registrants..

Take on rugged trails at Killens Pond State Park in Felton Delaware during the Angela Ivory Memorial Trail Runs on January 24 and 25 2026. Distances include a 50k, 100 Miler and 24 Hour event; 50k is currently full.

Run the Mid Maryland Trail Festival at Rockburn Branch Park in Elkridge, MD, a scenic 50K on wooded trails made up of six loops of about 5.18 miles each. Solo runners or teams up to six can tackle the full distance or share loops in a relay..

Run the Dahlgren Trail Half Marathon in King George VA on January 31, 2026. Flat, smooth former railroad bed, aid stations and a custom finisher medal while supporting local trail volunteers.

Run the Patriotic Pursuit in Williamsport Park with 5k, 10k and half marathon options along the scenic flat C&O Canal Trail by the river. Chip timing, tech shirts, finisher medals and a virtual option support Semper Fi & America's Fund.

Enjoy a scenic trail run along the Little and Middle Patuxent rivers in Columbia, Maryland. Choose from a half marathon, 10K or 5K on Jan 31 to Feb 1, 2026 at the Guilford Pratt Truss Bridge for a tame and rewarding trail experience.

Brave wooded trails at Prince William Forest Park on Feb 1, 2026 with distances from 5k to 50k, featuring technical hills, roots and scenic views. Support Semper K9 and earn medals, tech shirts and chip timing in this winter trail challenge..

Challenge the figure 8 trails at Lake Anna State Park in the 18th annual ICY 8, featuring an 8 hour adventure trail run and a Half Marathon+ on a looped course. Runners and hikers are welcome with scenic single and double track and generous..

Run a timed trail ultra at Little Bennett Campground on scenic 4.4 mile loops, choosing 5 or 9 hour solo or relay challenges. Enjoy aid stations, Altra shoe demos, a long sleeve race top and a post race chili bar while supporting Montgomery..

Run a hilly trail 5k or 10k at Wilderness Run in Spotsylvania VA on Feb 14, 2026 and support Semper Fi and America's Fund. Chip timing, finisher medal, tech shirt and a post race beer or wine; virtual option available.

Run a scenic 5K through forest trails at Wicomico Demonstration Forest in Parsonsburg, MD on February 21, 2026. Proceeds benefit 4STEPS therapeutic riding programs, making this debut trail race a great way to support riders and enjoy nature..

Take on scenic river trails at the Paradise Springs 5k and 10k in Clifton VA on February 28, 2026, featuring challenging rocky sections and plenty of elevation. Finish at Paradise Springs Winery with a finisher medal, tech shirt and a compl..

Run scenic single track around Saint Marys Lake near Leonardtown with 17K, 34K, and 50K options on a roughly 10.5 mile loop featuring rolling climbs, aid stations, timing, and finish line pancakes. Limited to 100 runners for a friendly trai..

Take on the Hashawha Hills 50K in Westminster MD, a scenic trail run of two equal loops through woods, meadows and rolling farmland. Expect runnable single track, gravel sections and a few stream crossings for a varied, fun ultramarathon.