Trail Running Calendar United States 2026-2027

Looped trail ultras at Killen's Pond State Park near Felton, DE with 50 mile, 50 kilometer and 12 hour options on a roughly 3.1 mile mostly dirt loop. The format is self supported with water provided and manual lap timing.

Night trail races in Dixon Illinois on an approximate 5 mile loop with solo distances and a three person relay, single aid station, post race snack, and on site tees for all participants.

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, Idaho features Sprint, Super and Beast obstacle races across rugged high desert terrain. The program also includes a kids race, an obstacle workshop, a 4 hour Hurricane Heat and spectator access.

A 3.1 mile urban obstacle run in Lexington, SC with CrossFit style exercises, two team categories for competing or completing, and a $35 registration fee supporting the Sheriff's Foundation.

Wildcat XC on August 8, 2026 in Janesville, Iowa includes a competitive 5K, a fun 5K, a family run, and a youth 1 mile race. Fees are $30 for the 5K and $15 for the kids mile and all proceeds support the Janesville CSD Cross Country program..

Historic pack burro race in Leadville, Colorado at over 10,000 feet, with a long out and back of about 21 miles toward Mosquito Pass and a shorter 6 to 8 mile course. Teams pair one runner with one burro.

A community 5K and one mile run at Cherokee Bluff High School supporting Cherokee Bluff and Flowery Branch cross country programs. Proceeds benefit the teams and the course follows the school cross country loop.

A 24 hour challenge at Elijah Bristow State Park where runners complete ten 5 km laps at 2.5 hour intervals. Camping, meals, drinks, event shirts and swag are provided and finishers receive a coffin style award.

A 5K cross country race at Hagerstown High School on August 8, 2026, organized by WCC Challenge. The course is a double loop of steep hills on grass and dirt and benefits Hagerstown High School Athletics/Cross Country.

SAR Wild Run at Shaver Lake is a Fresno County Search And Rescue fundraiser offering trail races, a family hike, and a virtual option. Highlights include a half marathon, a 10K in the CLASSIC series, and a 5K with a steep scramble.

A trail running event at Stokes State Forest offering 17 mile, 10K, 10K Ruck and 5K options on technical singletrack. Military participants receive 50% off with code THUNDERCHICKEN.

Test your endurance at the Wildwood Navy Seal Challenge with ocean swimming and beach running. Navigate sand and water obstacles in individual or team categories on the New Jersey shore.

A USATF-certified marathon and half marathon on August 9, 2026 near Hyak and Snoqualmie Pass. The rail-trail course runs through the Snoqualmie Tunnel, has about 1,000 feet of net elevation loss, aid stations every 2 to 3 miles, and shuttle..

A forested 5K on the new trails at Bridgewater Town Park in Bridgewater, CT. The 3rd annual event features mixed natural terrain, views of Lake Lillinonah, participant gifts and awards for top finishers.

A community 5K and 1 mile walk in Meadville on 08/09/2026 to raise funds and awareness for recovery activities. Registration fees begin at $25 and free naloxone will be available.

A 5K run plus two 5K walks on August 9 2026 at Camp Living Water in Schellsburg PA, raising funds for annual scholarships for Bedford High School students and for families facing financial need after the loss of a young person.