Trail Running Calendar United States 2026-2027

A trail race in Groton Forest hosted by Onion River Outdoors on September 12, 2026 offering 25K and 12K distances. Volunteers receive a free lunch, a neon orange ORO hat, and free entry to select future events.

A women only trail event at Fountainhead Regional Park offering a half marathon and a 10k plus on September 12, 2026. Registration runs June 8 to September 1 and two training runs are scheduled in August.

Two loop trail races at San Felasco Hammock Preserve State Park on September 12, 2026, with 3.8-mile and 8.3-mile courses. There are awards, post-race snacks, a $20 entry fee, and park parking fees.

A just over 10 mile out and back trail climb to the 10,776' Mt. Rose summit raising funds for Washoe County Search and Rescue. Single-track mountain trail, two water-only aid stations, volunteer stopwatch timing, USATF sanctioned.

A 5K running race hosted by Hartwood High School Cross Country on September 12, 2026 in Stafford, VA. It is the first annual StallionsXC Open and serves as the opening race of the Stallion Invitational, with high school races afterward.

A multi-distance run in Portland offering a 50K and an about 53 mile route, mostly flat with a short technical Forest Park trail and no aid stations.

Trail race weekend at Breaks Interstate Park featuring a 50K, double 10K, morning 10K, and sunset 10K amid sandstone cliffs and scenic overlooks.

A 4 mile trail loop at Palo Duro Canyon State Park on September 12, 2026, with finisher patches and proceeds benefiting the Amarillo VA Suicide Prevention Program.

A one day trail running festival in Beecher, IL offering natural-terrain distances from 3 to 31 miles, cupless aid stations, finisher shirts and medals, a ruck category with weight rules, and awards including a DFL prize for the 50K.

Scale 110 flights of stairs in downtown Raleigh to honor the heroes of 9/11. This symbolic climb at the former Wells Fargo Tower welcomes first responders and civilians for a meaningful memorial event.

Trail races on the Touch of Nature trails in Makanda offering 5K and 10K options, age divisions for Male, Female and Non-Binary categories, event maps and medals for all finishers.

A Spartan style endurance race in Hocking Hills covering over 4 miles with 20 plus obstacles, mud and water. Individual, group and 5 person team entries are available and the event is recommended for ages 15 and up.

Apple A Day 5K in Silver Lake, Michigan is a 5K run on a wooded seasonal road near the Silver Lake Sand Dunes on September 12, 2026. The non timed event supports a volleyball team and includes overall awards plus random prize drawings.

Community 5K fundraiser at Woodside High School in Newport News Park on a 5000 meter mixed surface course with chip encoded bibs.

Experience a fun inflatable obstacle course at Butterfield Park. This 1 mile run or walk supports 6th grade students at Fisher Hill School in reaching their educational trip goals through community participation.

A Backyard Ultra on the Rock River Parkway where runners repeat a GPS-verified 4.167-mile loop each hour until one remains. Entry is limited to 150 runners and includes an on-site aid station and crew zone.

Trail race at Pilot Knob State Park in Forest City, IA, offering 5K and 10K distances with overall and age-group awards. Registration takes place at the park Stone Shelter and refreshments follow the race.

Trail races around Bass Lake, California offering 50 mile, 50 km and half marathon routes through the Sierra National Forest with sequoias, granite slabs, river crossings, stocked aid stations and a shuttle to the start.

A community 5K on September 12 in Pequot Lakes that follows wooded dog trails to raise funds for shelter animals; dogs are welcome and registration includes a T-shirt, BBQ and post-run pancake breakfast.

A fall trail run at Bob's Corn and Pumpkin Farm featuring a 5k one-lap maze option and a 7k two-lap maze option on farm roads and paths.