Trail Running Calendar United States 2026-2027

A community-focused trail event in Riverbend Park, Jupiter, FL offering a 50K, a 12-hour loop challenge, and a shorter fun run on gravel trails along the Loxahatchee River with shirts, medals, and local trail support.

Trail races at Stevens Creek Reservoir in Cupertino on September 12, 2026 include a half marathon, an 11K, and a charity 2.5 mile Lollipop Loop. Courses use shaded single track and ridge views with aid stations and a post race BBQ.

A trail race on Meadow Mountain in Minturn, Colorado offering an 11K and a 5K route across singletrack and meadows with stream crossings, scenic mountain views, on-course aid stations, and finish-line t-shirts and refreshments.

Mind Freak in Marietta GA is a backyard ultra style trail event on a 1.5 to 2 mile loop. The race is untimed and self supported, letting runners repeat loops to reach a 50K distance or go farther.

Experience an outdoor adventure at Everest Park featuring a four mile obstacle course with forty natural and man made challenges. Families can choose between the full mud run or a specialized mini course for younger children.

A last person standing loop race at Ferne Clyffe State Park with 4.167 mile loops and about 600 feet of climbing per loop. Night laps require a headlamp and reflective vest and registration is capped at 75.

Experience a scenic single track race through Mill Creek Park featuring waterfalls and historic landmarks. Choose between a 25K or 50K distance on a well marked course with an enthusiastic finish line celebration.

Experience the 46th annual trail run through Kickapoo State Recreation Area featuring a scenic pond loop and a longer 95 percent trail course with creek crossings and steep hills.

Mountain trail event on Blue Knob near Claysburg offering 10K, half-marathon and 50K courses with significant elevation and technical rocky terrain. Aid stations, a swag package, and post race food and beer are provided.

A set of organized runs and a walk in Twin Falls along the Snake River Canyon on 12 September 2026, featuring a 7.5 miles rim course across Perrine Bridge and a 3.5 miles downhill half race; no pets or strollers allowed.

Experience a challenging trail race at Mount Nebo featuring rocky terrain and significant vertical climbs. Choose between 13.1 and 20 mile distances through scenic Arkansas landscapes including waterfalls and river valley views.

Experience a diverse trail race at South Mountain Reservation featuring fire roads and single track trails. Choose from multiple distances ranging from a 5K to 50 miles with aid stations every three miles.

A nighttime trail race at Stephen F Austin State Park offering 5k, 10k, half and full marathon options on a marked looped course. Runners must carry lights and personal hydration and will use a main aid station at the event hub.

Experience a 13.1 mile trail race through the Mountain Bridge Wilderness Area featuring 2,000 feet of elevation gain and views of Rainbow Falls. This cup-less event explores the rugged single-track paths of Jones Gap State Park.

A trail event on September 12, 2026 around the volcanic Crater Rings near Mountain Home, Idaho. Options include a 10K loop on a jeep road or a 2.9 mile out and back to the East Crater viewpoint, with hydration stations and awards.

Experience the fourth annual aMAZing 5k trail run at the Garber Nature Center. This event supports the Preble County Park District and offers awards for top finishers across multiple age categories.

An off road 3 mile obstacle course with mud pits, hills, water and multiple waves at Harmony Family Center in Maryville on September 12, 2026. A separate 1K youth run allows an adult to accompany young children.

Experience the 15th annual Sasquatch Preservation Trail Run in Seven Valleys. Choose between the 5K or 10K courses and explore the natural landscapes preserved by the Farm and Natural Lands Trust.

Fourth annual 5K at Illahee Preserve in Bremerton held during National Recovery Month. Proceeds support the Salish Recovery Coalition and participants receive event swag, a custom finisher medallion, coffee and donuts.

An open 5K running event in Forest Park, Saint Louis, on 12 September 2026 with a $15 entry fee; the festival also features high school cross country competition and open registration from 23 April 2026.