Trail Running calendar near Frederick 2025-2026

The Twisted Oak 8k is a challenging cross-country running event held at Twisted Oak Farm Brewery, featuring scenic views and a vibrant atmosphere. Participants can choose between an 8k or a 4k course, with the 8k consisting of two laps around the brewery property. Runners receive a finisher's medal,..

The Winter Conway Robinson 10k is a trail running event held at Conway Robinson State Forest Park, featuring a scenic loop route with some technical terrain. Participants can also join a virtual race option if they cannot attend in person. Runners receive a finisher's coin, a technical event shirt, ..

The Sierra Club - Lancaster Group Polar Bear 5K Trail Run/Hike is an exciting outdoor event scheduled for January 18, 2025, at Lancaster County Central Park. Participants can choose to either run or hike a scenic 5K trail, promoting environmental awareness and community engagement. The event welcome..

The Eternal Winter 6-Hour Run is a unique running event taking place at the Greenbury Point Nature Center in Annapolis, Maryland. This "fat-ass" style race encourages experienced runners and walkers to participate in a low-key, self-supported environment, emphasizing personal endurance over competit..

The Great Frosty Forest Marathon, taking place on February 2, 2025, offers a range of running events including a 5k, 10k, half marathon, and full marathon, all set in the scenic Prince William Forest Park. Participants can earn points towards various year-long series and enjoy a chip-timed experienc..

The Little Patuxent River Half Marathon & 10K is a scenic running event held in Columbia, Maryland, featuring a half marathon (13.1 miles), a 10K (6.55 miles), and a new 5K option. The race takes place on the beautiful Patuxent and Wincopin trails, offering a manageable terrain suitable for both beg..

The Froggy Hollow 5 & 9, presented by Altra, is a timed trail ultra event taking place at Little Bennett Regional Park in Clarksburg, MD. Participants can choose from various challenges, including a 5-Hour Challenge, 9-Hour Challenge, and relay options. The course features a scenic 4.3-mile loop, wi..

The Manassas Battlefield Trust 10k will take place in Centreville on Sunday 9 February 2025. You can run 10 kilometers.

The Squirrelly Tail Twail Wun is a half marathon event taking place at Gifford Pinchot State Park in Lewisberry, PA. Participants can expect a unique and challenging course that includes a mix of running surfaces such as blacktop, dirt, and rocky trails. The event encourages runners of all skill lev..

The Super Bowl Trail Race is a unique 7-mile running event held in Cromwell Valley Park, Baltimore, MD, on Super Bowl Sunday. Participants can enjoy scenic trails featuring rolling hills, fire roads, and single-track paths, culminating in a fast downhill finish. The race promotes fitness while suppo..

The Trail Demon 10k is a challenging and scenic running event taking place at Dirt Farm Brewing in Bluemont, Virginia. Participants can enjoy a technical course featuring hilly terrain and beautiful views, with the 10k route requiring two loops. Runners will receive a finisher medal, a technical eve..

The Dark Side 8 Hour Ultra is an annual trail running event held at Little Bennett Park in Clarksburg, MD. Participants can run as many laps as they wish on a scenic 5.5-mile loop, primarily on single track trails. This timed event encourages runners to enjoy the outdoors as spring approaches. The r..

The Paradise Springs 10k will take place in Clifton on Saturday 1 March 2025. You can run 10 kilometers.

The Spring Backyard Burn Trail Running Series at Wakefield Park features 5 and 10-mile trail races set in the scenic Northern Virginia area. Participants can enjoy a fast and fun course that includes a mix of singletrack and doubletrack trails, along with shallow stream crossings. The event promises..

The Bigfoot Endurance 5 & 10 Mile Trail Race takes place at Rockburn Branch Park in Elkridge, Maryland. Participants can choose between a 5-mile run, a 10-mile run, or a 2-person relay for the 10-mile distance. The terrain is designed to be easy to moderate, making it suitable for both novice and ex..

The MCRRC Seneca Creek Greenway Trail Marathon & 50K is a running event scheduled for March 8, 2025, in Gaithersburg, Maryland. Participants can choose between a marathon and a 50K race, making it suitable for various levels of endurance runners. The event is organized by the Montgomery County Road ..

The Perfect Day 50K is an exciting endurance running event held at Massanutten's Western Slopes, where participants run a 5K every hour for 10 hours. This unique challenge allows individuals and teams to compete, with options for alternating loops or completing consecutive hours. The course features..

No Man's 50K is a unique trail running endurance challenge designed exclusively for women, with the support of family and friends. Established in 2016, the event aims to promote female participation in trail races. Participants can choose between two distances: 25K and 50K, with a generous 9-hour cu..

Blazing Saddles is an exciting running event organized by the York Road Runners Club and York Ridge Runners, taking place at Codorus State Park in Hanover, PA. Scheduled for March 15, 2025, participants can choose between a 25K and an 8-mile race, both featuring scenic trails that include horse path..

The Spring Backyard Burn at Laurel Hill is a trail running event hosted by EX2 Adventures, taking place in Lorton, Virginia. The course features a scenic mix of forested and open meadow singletrack trails across 1,600 acres of former prison grounds, starting and ending at the historic Workhouse Arts..