Trail Running Calendar United States 2026-2027

A 2.5 mile trail run at Wildwood State Park on August 8, 2026. The rain or shine event offers live results and free finish line photos and benefits the Friends of Wildwood State Park.

Kesugi Ridge Traverse on August 8, 2026 in Denali State Park offers a 31 miles full course and a 14.2 miles half course, limited to 100 entrants with online registration and an $85 entry fee.

Trail races at Mt Van Hoevenberg on August 8, 2026 offer 10K, half marathon and 50K courses over single track and steep terrain. Start and finish are in the venue stadium and course maps are provided.

Operation YOSEMITE on August 8, 2026 is a load-carrying trail event near June Lake and Silver Lake in Mono County, California. Distances range from 6 to 22 miles with notable elevation gain and a 20 lb dry load requirement.

Join the US Road Running event in Katy for a 5K, 10K, or Half Marathon on the Mason Creek Hike and Bike Trail. Earn a finisher medal and participate in the best costume contest during this series race.

A paved out and back running event on the Spirit Trail in Knob Noster, Missouri. Distances include 5K, 10K, 15K and 20K, and all finishers receive a medal.

Timed 6 hour and 3 hour endurance runs on a 1.01 mile loop at Watershed Nature Center in Edwardsville, IL, with a mixed crushed limestone and pavement surface. Field limited to 120; proceeds support the nature center.

Experience a true off trail adventure at Blacktail Mountain Ski Area where navigation is key. Choose from distances up to 20 miles and explore the Montana wilderness through a unique route of your own making.

An evening single-loop 5K at Kanuga in Hendersonville NC on August 8 2026, the course mixes single-track, forest road and short paved sections. The event includes chip timing, a finisher medal, a commemorative shirt deadline and a virtual o..

Experience Minnesota's single track mountain bike trails at the Mount Roseau Trail Run. Choose between a 3.8 mile or 6.2 mile chip timed course featuring twisty paths and varied elevation.

Participate in a 5K run or walk at the Somerset Historical Center to support the North Star Cross Country team. Enjoy a dedicated cross country course with awards for various age groups and included event t-shirts.

Timed 24 hour, 12 hour, and 6 hour runs on a 1.05 mile loop at Bush's Pasture Park in Salem, Oregon. The event features chipped timing, a single aid station, and a participant cap.

Looped ultramarathons at Killen's Pond State Park near Felton, DE, with 50 mile, 50K, and 12-hour options on a shaded 3.1 mile dirt loop. The event is self-supported, manually timed, and limited to 30 entrants per race.

A night trail event in Dixon Illinois offering 5 10 and 15 mile options plus a 3 person relay. Loop course over grass gravel and dirt with one aid station and a post race snack.

A memorial trail run in the Jefferson National Forest featuring a roughly 60 km course and a 50 km Party Route option, three aid stations, limited entry, and a largely unmarked route supported by a GPX file and turnsheet.

A road race on Whidbey Island through Ebey’s National Historical Reserve offering 5K, 10K and a half marathon on hilly, scenic roads. Proceeds support safe and sober graduation activities for Coupeville High School Class of 2027.

A multi-event day in Coal Valley with a 5K Mud Adventure Run, a Ninja Kids Run, and a Cross Country Trail Run. Main obstacles include a Tire Wall, Ninja Scaling Wall and Weight Lift; spectator entry is $7.

A trail event at Mt McSauba in Charlevoix on August 8, 2026, featuring a 6K course with steep climbs and single track plus a 1K kids run. Proceeds support loon protection and local outdoor education.

Boise Spartan Trifecta Weekend in Payette, ID on Aug 8-9, 2026 features Sprint 5 km, Super 10 km and Beast 21 km obstacle races plus kids races, a workshop, spectators and a 4 hour Hurricane Heat.

The 13th annual JailBreak Escape Urban Challenge Run is a 3.1 miles obstacle and CrossFit style course in Lexington, SC on August 8, 2026 that raises funds for Lexington County law enforcement. Teams can compete for awards or enter to compl..