Trail Running Calendar United States 2026-2027

A 10-hour endurance run at Bluhm County Park in Westville, IN, on an about 4 mile trail loop. Runners must complete each loop within the hour, earn chips for prize tables, and receive a limited edition t-shirt and wooden medal.

A trail race in Chequamegon-Nicolet National Forest on large sections of the Ice Age Trail offering 100 mile, 100k and 50k distances. Organizers reserve nearby Spearhead campground and the course uses single-track and forest roads.

Mud Happens, One Bad Mud Run is a three mile obstacle event at Phil Moore Park on August 29, 2026 that supports child abuse prevention. It offers competitive and non competitive heats, team entries, and a free kids mud area.

A point-to-point 50-mile ultramarathon on the Baker Trail covering the northern section with about 6,200 feet of climb. Individual and relay entries are offered and free training runs are scheduled before the race.

A Last Man Standing race near Half Way, Missouri on August 29, 2026, using 4.167 mile laps with the cutoff reduced by one minute each lap. The rural out-and-back course has rolling hills, aid stations, and on site camping.

An 8.88 hour timed trail event in August in Atlanta with multi-loop laps over river and through woods. The race has a no DNF, no cutoff, no crew policy and a flat $88.80 entry fee.

Trail races on August 29 and 30, 2026 offering 50 Mile, 50K, 26.2 Mile and 13.1 Mile distances. Registration is closed and a wait list will be available; organizers state the race includes notably large finisher medals.

Trail races at Grand Targhee on August 29, 2026 cover 7.1 miles with 2,212 feet of vertical gain across Sport, Expert, and Pro divisions plus a volunteer category. Per race prizes and season points are awarded and the field is capped at 500..

Trail races at Salt Springs Park on August 29, 2026, offering 5K, 10K and a 50K five-loop course through old-growth forest with steep climbs, technical single track, aid stations for the 50K, chip timing, and volunteer-supported park benefi..

Rock Hawk in Castle Rock, Colorado runs on the Miller Park and Ridgeline trails with 50K, 25K, 10K and 5K options. The event features cup-free aid stations, drop bags, chip timing and live split tracking.

A trail race day in St. Croix Falls on August 29, 2026 offering Marathon, Half-Marathon and 10K on mixed single-track and paved trails, with limited online fields, aid stations, and a no-refund policy.

A trail race weekend in Waterville Valley NH with a 50K ultra, 23K, 4 mile and 1 mile family fun run. Courses use single and double track, have cup less aid stations, and include finisher awards and podium prizes.

A trail event at Kansas Maze in Buhler, Kansas that sends runners through over 20 acres of sunflowers. Offers 5K and 1 mile options on August 29, 2026 with finisher shirts, medals, and on site festival perks.

A family friendly 5K mud run at Budds Creek Motocross Park on August 29, 2026, featuring obstacles, mud pits, slides, a Pre Party and an After Party with music and food. Standard and VIP registration options are available.

Trail races at Huddart Park, King's Mountain and Bear Gulch offer measured distances from a 50 yard kids dash to a 50K, with fees listed per distance and registration opening November 11, 2025.

Trail races held from the Torian Plum Lawn in Steamboat Springs offering 50k, 16 mile and 5 mile options across high alpine terrain with cupless aid stations, limited crew access, and awards including finisher mugs and age group prizes.

TANRI Lake Race 2026 at YMCA Sequoia Lake features a 10-hour individual lap race, a 3-person relay on 5-mile loops, and a 10K single loop, with prizes, a hat and dinner included and a raffle for individual runners who complete eight laps.

ScoCo50 is a summer trail event at Scott County Park near Long Grove, IA offering 50K, 10 mile and 5 mile options on a mostly dirt and grass looped course with staffed aid stations, limited crew access, and a strict no‑refund policy.

The 3rd Annual LESS Society Table Rock Hike in Boise follows the Table Rock Trail for about 3.8 miles with roughly 900 feet of gain; proceeds fund scholarships for Idaho students.

Trail runs and walks on August 29 2026 at Phillips Creek State Forest offering 5K, 10K, and a newly added 25K over varied forest trails with creek crossings, mud, and rolling terrain.