Trail Running Calendar United States 2026-2027

Experience a fun mud filled course at Bates Nut Farm featuring waist deep mud pits and a dozen unique obstacles. This untimed event is perfect for those looking to run crawl and slide through the mud followed by a post race party.

Run on the smooth, paved Black River Trail overlooking the water in Watertown, NY. Choose from a 5K, 10K, 15K combo, or try the ruck division. The event supports local transportation services and offers a post-race gathering at a nearby bre..

Join this trail event at Potato Creek State Park offering a 10k loop course for multiple distances including a 50k and marathon. Enjoy chip timed races and clearly marked trails in a relaxed park setting.

Run a scenic single track trail in Johnson City at the finale of the Rogue Trail Series. Participants can choose from four distances and enjoy live bluegrass music and a creek side setting.

A 50K trail ultramarathon in OSU’s McDonald Forest featuring smooth singletrack, scenic May views and a pine-needled downhill finish, limited to 300 runners and including a hoody and socks with entry.

A timed trail event on a mostly single track 3 mile loop at Hills Creek Lake offering 3 hour, 6 hour, 12 hour and 12 hour relay options; youth programs and on site camping are available.

Choose 10 miles (one loop) or 20 miles (two loops) on grass and gravel single track through Willow River State Park. Aid station midloop, cupless event, portable toilets available.

Outrun 24 Hour Trail Race in Kirtland, Ohio uses a USATF certified 1.002445 mile loop and lets participants run any distance up to 24 hours. Live chip timing, event swag, medals under 100 miles and a buckle for 100 mile finishers are provid..

Run or walk a 5K trail event at Midland City Forest, with or without your dog. This chip-timed fundraiser for the Great Lakes Bay Animal Society offers medals, aid stations, and a stroller-friendly course. Kids 6 and under participate free.

The A Run to Remember will take place in Red Hook on Saturday 2 May 2026. You can run between 5 and 10 kilometers.

A trail running event at Bailes Ridge near Fort Mill, SC offering 8 hour and 4 hour formats on a 1.4 mile nontechnical loop with organic aid station food and handmade finisher awards.

Experience a messy three mile obstacle course at the Jacksonville Equestrian Center. Participants run crawl and slide through mud and water in this functional outdoor event designed for friends and families.

Navigate Indiana's terrain on foot, bike, and canoe in this adventure race. Choose between an epic 18-hour expedition or a beginner-friendly 4-hour format. Teams and soloists use maps and compasses to find checkpoints.

A free community trail run at Theodore Wirth Park offering a four mile trail classic and kids 1/4 or 1/2 mile options. Preregistration is required and race day spots may be available if space allows.

Experience an outdoor adventure in Raleigh featuring a two mile obstacle course with mud and a giant slip and slide. This family friendly event is open to all ages and includes a finisher medal for everyone.

Experience an urban cross country loop along the Trinity River in Fort Worth. This grassy trail event features 5K and 10K distances with proceeds benefiting a local wolfdog sanctuary.

A chip timed 5K trail race at Odiorne Point State Park with kids fun runs and a post race beach cleanup, raising funds for Marine Mammal Rescue.

The first annual Lawrence Hopewell Trail 5K supports a 20-mile community trail. The race course passes by two lakes and the historic Hunt House. A non-competitive one-mile Fun Run is also offered for all paces.

Rock The Ridge is a fundraising trail event at Mohonk Preserve on May 2, 2026. Options include a 50 mile ultra, a 26.2 mile trail marathon and relay teams, with proceeds supporting conservation and education.

Trail races at Bear Mountain State Park on May 2, 2026 include 10K, half marathon and 50K over singletrack with technical sections, rolling climbs, tree cover, rocky and muddy terrain and occasional stream crossings.