Trail Running Calendar United States 2025-2026

XTERRA Deadwood Mickelson : Deadwood, SD (Jun 7, 2026) XTERRA Deadwood Mickelson is a trail running event in Deadwood, South Dakota, and is part of the XTERRA Trail Run World Series. The event offers multiple race options and lists 232 Trai..

Climb from Lithia Park to the Mt Ashland summit in an uphill run, an ascent of 13.3 miles along singletrack and fire roads with great views. Hike and mountain bike options available and proceeds support local trail groups.

Run scenic ridgelines and singletrack at Devil's Backbone in the Crazy Legs 10k+ Trail Run, then celebrate with awards at Loveland Aleworks. Entry includes a hat with a random patch and aid near mile 3, and parking passes are required.

Join the Griffith Park Trail Marathon Relay and 8K for team excitement or a scenic solo run on fire roads and trails. Enjoy chip timing, a finisher medal, live music, food trucks and post race fun plus cash prizes for top finishers.

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.

Run around Lake Tahoe in the Tahoe 200, a rugged 200 mile ultramarathon along the Tahoe Rim Trail with alpine lakes, long ridgelines and forest single track. Massive elevation, full aid stations and a 105 hour cutoff make this a true advent..

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.

Trail races at Frater Lake, WA on June 13, 2026 feature single track trails, summit climbs, and distances from 13 miles to 100 kilometers. Expect stunning views, big climbs, and festival vibes.

Take on Wicked Root 50K in Lowell NC on June 13, 2026, with 50K and 5K options on a scenic 10 mile loop featuring about 1,400 ft gain per loop. Aid stations are stocked and finishers earn unique handmade pottery medals.

Run Summer Trail Fest Ultra at Sleepy Hollow State Park with 50K, half marathon or 5 mile on mostly runnable singletrack. Expect stocked aid, chip timing and a post race cookout with medals that link to Winter Trail Fest.

Run under the stars in Prince William Forest Park at the OSS/CIA 50 Mile Night Run, honoring the park's OSS legacy. Choose 50 mile or 25 mile on a scenic single track loop with aid stations and true night race atmosphere.

Join the Buck Creek Streak, a clothing optional trail run or walk through woods and meadows at Carolina Foothills Resort in Chesnee, South Carolina. Pick a timed 5K or take on the longer 7.3K challenge and earn a special finisher medal.

Hit scenic singletrack and ski trails at Mt Ashwabay for the Thunderbird Warrior Challenge, a fundraiser supporting Camp Benesi and Mt Ashwabay. Choose from a family friendly 5K obstacle run up to 50K and soak in sweeping views of Lake Supe..

Run The Longest Day at Lakewood Nature Preserve, a scenic loop course offering races from a half marathon to 100 kilometers amid rolling hills and wildlife. Proceeds benefit the Upstate Running Club Youth Team.

Join the 17th annual Crossroads Trail Run & Walk at Big Creek Nature Preserve in Door County for scenic 2K, 5K and 10K courses. All participants receive a native tree and post race snacks while supporting conservation and outdoor education.

Run to the summit of Marys Peak near Corvallis with challenging singletrack, ridgelines, and big views on June 13, 2026. Choose 25K, 50K, or a new 100K loop for a scenic, rugged trail experience.