Trail Running Calendar United States 2025-2026

Run the Dirty Half, a 13.1 mile trail through Bend Oregon's forests and single track, starting on pavement then winding into scenic National Forest trails. Finishers earn a prize and racers enjoy a lively community atmosphere.

Hit the trails at Alum Creek State Park on June 6, 2026 for a day of racing with half marathon, 10K, 5K, 20K relay, 6 Hours of Power and a season Pack Pass. Scenic mixed terrain, looped courses, finisher medals and season points make it a m..

Sharp's Ridge Rambler in Knoxville on June 6, 2026 offers scenic, moderately technical trail races including 7 Mile, 4 Mile and a Kids Trail Mile. Limited edition T shirts and student divisions make it perfect for families.

Celebrate the 25th anniversary 5K for Double "J" in Joliet on June 6, 2026 as participants run the Rock Run Greenway and finish at Cemeno's. Proceeds support the Pat Clark Cancer Foundation and registration includes a T shirt and medal.

The Into The Woods 5 Miler will take place in Erie on Saturday 6 June 2026. You can run 5 miles.

Tackle rugged, boulder strewn trails and steep climbs at Baby Shippey, a cupless summer trail race at Beaumont Reservation. Limited to 150 runners, pick a half marathon or 10K for a raw, adventurous day on primitive singletrack.

Take on the slopes at the Plattekill Mountain Race in Roxbury NY on June 7, 2026, where ski runs and forest trails deliver steep climbs, fast descents and sweeping views. Choose the 6.5 mile mountain course or the punchy 5k and race for top..

Discover XTERRA Deadwood Mickelson on June 7, 2026, a trail running celebration through the Black Hills with marathon, half, relay, 5K and kids races. Run past abandoned mining towns, over railroad trestles and beside creeks before finishin..

Tackle the Mt. Ashland Hill Climb on June 7, 2026 in Ashland, Oregon, starting from Lithia Park. Choose mountain bike, hike, or 13.3 mile run to the summit with aid stations, shirt, lunch and beer while supporting local trails.

Take on the Crazy Legs 10k trail run through the scenic Devil's Backbone Open Space in Loveland on June 7, 2026. Limited spots, marked trails, and a post race celebration at Loveland Aleworks make this a fun mountain running day.

Run scenic trails in Griffith Park Los Angeles at the Trail Marathon Relay & 8K on June 7, 2026 with team relays, live DJs, food trucks, swag and medals. Enjoy varied terrain, free photos and a festival finish.

Run the 42nd annual Lake Chabot Trail Challenge on June 7, 2026 in Castro Valley, with a scenic hilly half marathon or a 5K featuring ridge line views of Mt Diablo and the Bay. Chip timed races, finisher medals, and on site packet pick up.

Run the historic Route of the Hiawatha through forests, mountain scenery, and train tunnels with distances from 10K to 50K and a virtual option. Main race day is June 7 2026 for a memorable mountain trail experience.

Join the Taskinas Creek Hike a Half on June 7, 2026 at York River State Park for an inclusive, no frills trail half that prioritizes fun over speed. Limited to 250 runners, scenic single track and a tough final two miles make for a memorabl..

Join Treat Trot Kansas City on June 7, 2026 for a fun, family friendly run with a 1 mile, kids dash, 5K, 10K, half marathon and virtual option. Expect swag, finisher medals, chip timing, free photos and post race snacks.

Storm the Woods at Chester Woods Park challenges runners on scenic wooded trails and iconic Big Dam Hill with distances from 5K to 50K. Enjoy aid stations, swag and a festive finish while supporting youth mental health programs.

Run a scenic 3 mile trail through farmland and finish among the vineyard vines at Westport Rivers Winery, then enjoy wine, BBQ, live music and a souvenir glass. Race entry is 21 and over while BBQ options welcome families.

The Tahoe 200 is a 200 mile ultramarathon circling Lake Tahoe through alpine meadows, forests and high ridgelines. This rugged out and back adventure offers epic scenery and qualifies runners for Hardrock 100 and Western States.

Otter Creek Trail Festival returns June 12 to 13, 2026 at Harmon Lake in Mandan, North Dakota featuring mountain bike, trail run and youth races for all abilities. Registration opens November 27, 2025 at midnight CST.

Team up for 50 miles of urban open road through Miami neighborhoods including Wynwood, Miami Beach and Key Biscayne. This self supported two person team ultramarathon tests navigation, teamwork and endurance as partners finish together.