Trail Running Calendar United States 2026-2027

OUTLAST Denver is a six hour trail challenge where runners complete a 5K every hour, earn patches or a medal for laps, and can place on a national leaderboard.

A community trail festival in Shippensburg offering a half marathon, 5k, hike, 25 mile bike ride and a free 1 mile fun run for kids, with proceeds supporting the Cumberland Valley Rails to Trails Council.

Trail races on the Brook Hill trails in Bullard, Texas offering 5K and 10K distances on October 3, 2026, with professionally marked courses and on-course support.

Trail races at Creekside Trails in Valparaiso on October 3, 2026: a 5K loop and a 30K team relay hosted by local firefighters.

A community 5K and 1K kids run on October 3, 2026 at Model High School in Rome, GA that mixes wooded trail and paved road, supports school programs, and includes a commemorative T-shirt plus awards by age group.

Trail races at Alum Creek State Park on October 3, 2026 include a half marathon, 10K, 5K, 20K relay and a six hour timed event. Entrants receive a custom medal, bib, on-course aid and recorded results.

A non-profit, ninja warrior style obstacle course in Mullica Hill, NJ with an approximately 4 mile course and 12 tiered obstacles. Individual and team scoring uses tiered points and age rules require adult accompaniment for 10 to 14 year ol..

Trail races at Brighton Ski Resort featuring a 5K and an approximately 12-mile half marathon with one aid station, race shirt, finisher magnet, and paid training plans.

A last-one-standing backyard ultra where each completed loop adds $100 to a shared prize jar and the final payout is split 75% to the winner and 25% to the runner-up.

An annual 5K cross country run or walk in Franklin Park supporting Boston Latin School Athletics. Team registration is new for 2026 and fees are tiered with free entry for BLS students.

A six week 5K cross country series in Monmouth County parks with team and age group scoring, series prizes and both pre registration and event day registration.

A community 2-mile cross country run/walk at Glacier Creek Middle School with in-person and virtual options, evening and race-day packet pickup, live electronic results, and awards; proceeds support course upkeep and the high school cross-c..

A community run and walk at Heebner Park supporting the Methacton Backpack Program. The event features a professionally timed 5K on a trail course and an untimed 1.5K kids run for ages 12 and under.

A timed climb of 861 steps to the rooftop of Tampa City Center with official timing to the 39th floor, bailout floors, water stations and on site medics.

An outdoor adventure race in Midlothian, VA on October 3, 2026 where participants use a map to find 5 to 7 hidden control points and collect tokens. First three finishers with all tokens are champions and a portion of proceeds supports Semp..

A vertical race up the cargo net at Karl Eid Ski Jump on October 3, 2026, with randomized wave starts, equipment restrictions, and non-refundable entries.

A debut hill race in Camdenton with a 5K and timed 3 hour and 6 hour climb challenges on repeated half mile ascents with about 300 feet gain each.

Join this annual community trail run through the wooded trail network of Potomac Shores. Residents and guests can choose between 5K and 10K courses for a free morning of outdoor activity in Dumfries.

Test your endurance at Kissing Bridge with this twelve hour backyard ultra style event. Runners tackle a three mile loop every hour on the hour until the final race determines the winner.

61st McQuaid Invitational at Genesee Valley Park features an open 3 mile unattached race alongside invitational high school and junior high races, with online registration.