Trail Running Calendar United States 2026-2027

High-country trail races in Taos Ski Valley offering a full marathon, two half marathons and a new 10K with climbs to Kachina Peak and Fraser Peak and extensive single-track alpine scenery.

Experience a scenic 3.3 mile trail run or hike through the Oswegatchie Hills Nature Preserve. Support local land conservation while enjoying a timed course around Clark Pond followed by an awards ceremony with refreshments.

Trail runs and a ruck event at Queeny Park on September 5, 2026. Events include chip timing, lap aid stations, finisher medals, age group awards, event shirts and backpacks.

Trail Animals Running Club hosts a multi distance trail event at Great Brook Farm State Park on September 5, 2026. Looped 10K and 10 mile courses cover distances from 10K to 50 miles, plus a youth fun run and a Yeti Mischief Mile.

The The Sneffels Round will take place in Ouray on Saturday 5 September 2026.

Trail races in Pine Valley, California on September 5, 2026 offering 50 kilometer and 15 kilometer options. Both races have fixed cutoffs, marked trails with frequent ribbons, staffed aid stations, and specific rules for pacers, crews, and..

A trail-based endurance event at Camp Tuscazoar in Dover, Ohio, run on a 25 mile loop with multiple distances including night options. The race features cupless aid stations, drop bag service, pacer rules, and finish awards.

A timed 4 hour and 8 hour trail endurance event on a 3.15 mile loop at Cedar Bend Park near Waverly, Iowa on September 5, 2026. Laps count only within the time limits and a main aid station serves the start and finish.

A six hour timed night trail event at Franke Park in Fort Wayne where participants complete as many full laps as possible on a loop of paved path, gravel and single track. Lap counts are recorded on a whiteboard and electronically.

A Backyard Ultra at Sedgwick County Park in Wichita with a repeating *4.167 mile* loop every hour. The event continues until one runner remains and $100 from each registration is donated to Family Promise of Greater Wichita.

Experience an off road adventure at Panther Creek State Park featuring half marathon and 10K trail distances. Run through wooded loops and scenic lakeside paths in this established Tennessee trail series event.

Muddy Dash in Pittsburgh is a family friendly mud run 5K at Switchback MX with obstacles, mud pits, slides, a pre party and an after party with music and food. Packet pickup is available the day before and spectators enter free.

Experience a unique trail race at Camp Manatoc featuring technical single track paths normally closed to the public. Run the half marathon 15k or 5k distances through wooded terrain with special permission to bring your dog along.

Booneville Backroads Ultra on September 5, 2026 in Booneville, Iowa features 10K, 50K, 100K and 100 mile routes through rural roads and the Bridges of Madison County. New for 2026 are marked ultra courses, Trail Sisters discounts, and limit..

Experience a scenic trail race through Camp Mt. Luther with 5k and 10k double loop options. This event features a kids fun run, finisher awards for all participants, and supports a local cause in memory of Rev. Glenn Heasley.

A trail race at Montour Woods near Coraopolis offering a Half Marathon, 20 Mile, and 50K on twisty singletrack with notable elevation gain, aid stations roughly every 3-4 miles, and proceeds supporting the Hollow Oak Land Trust.

Timed 24 hour, 12 hour and 6 hour runs take place at Lapham Peak State Park on September 5 and 6, 2026, on a one mile loop with night lighting and chip timing. The event includes a cupless aid station and a Distance division.

An obstacle and mud focused 5K at Golden Spike Event Center in Salt Lake City on September 5, 2026. The course mixes mud pits, walls, ropes and 11+ obstacles and includes pre race and finish line festival areas.

A lakeside trail and paved race at Bluebell Beach in Flint on September 5, 2026 offering 3 Mile, 5 Mile, 12.5K and a virtual option. Chip timing, race shirt, finisher medal, age group awards and post race refreshments.

Set on the crushed limestone trails of Danada Forest Preserve in Naperville on Sep 5, 2026, this USATF certified event offers a chip timed half marathon and 10K, finisher medals, pacers, live tracking, and shuttle parking from off site lots..