Trail Running Calendar United States 2026-2027

Tackle the Massanutten Mountain Trails 100, a 100 mile ultramarathon in Virginia's Shenandoah Valley with over 18,000 feet of climbing on rocky, rugged trails. You get 36 hours, live volunteer timing, well stocked aid and required GPS track..

Take on rugged Sierra trails at the Silver State 50/50 in Reno's Rancho San Rafael Park, with 50 mile, 50 kilometer and half marathon options. Expect big climbs, sweeping views and well stocked aid stations to keep you moving.

Experience the rugged beauty of the Eastern Sierra at the Bishop High Sierra Ultras in Bishop, CA on May 16, 2026. Multiple distances to 100K traverse high altitude roads and trails with aid station support and a custom finisher medallion.

Run the Superior Spring Trail Race along the scenic Superior Hiking Trail by Lake Superior in Lutsen, Minnesota on May 16, 2026. Choose from 50K, 25K or 12.5K and enter via a lottery registration Jan 1 to Jan 15, 2026.

Tackle the Tillamook Burn Trail Run in Tillamook State Forest on May 16 and 17, 2026. Choose 50 mile, 55K or a double weekend challenge over scenic singletrack with full aid stations, chip timing and a post race meal.

Run a scenic, challenging loop in Mark Twain National Forest at the 26th annual Berryman Trail Races on May 16, 2026. Marathon and 50 mile options, with steady hills, rocky single track, creek crossings, and lively trail camaraderie.

Join Wildcat 2026 on May 16, 2026 in El Sobrante for a road race offering half marathon, 10K, 5K and a remote option. Enjoy sweeping 360 degree views of the Bay Area while supporting the East Bay Regional Parks Campership Program.

Cruel Jewel 50 is a 57.5 mile point to point trail from Blairsville to Blue Ridge in the North Georgia Mountains, with technical single track, the Dragon's Spine steel bridge, and more than 17,000 feet of elevation change. Expect a rugged,..

Take on the Devil Makes Three trail races in Waxhaw NC on May 16, 2026 with a 50K three loop challenge or a single lap 10 mile option. Enjoy scenic technical trails, prairie and lake views, aid station support and a finisher medal.

Soaring Eagle Trail Run in Sammamish on May 16, 2026 features 5K, 10K and half marathon on scenic Pipeline Trail and rooty singletrack with rolling climbs. A flat kids race and on course aid stations make it a great day for the whole family..

Explore Mt Tabor Park in a fun checkpoint run where you get a map, two hours, and the chance to collect as many checkpoints as you can. Run solo or with a team on routes of about 5 to 8 miles, then celebrate with coffee, donuts and a finish..

Don's Backyard BBQ 20K and 10K Trail Run Challenge at Fort Yargo State Park in Winder GA on May 16, 2026. Tackle rolling trail laps, enjoy a BBQ meal and beverage, and race with a limited field for a fun competitive day.

Run scenic paved trails in Roseville on May 16, 2026 at the Wild Rose Half Marathon or join the fun 5K run or walk, finishing at Moksa Barrel House. All finishers get a medal and drink ticket and runners choose a tech shirt or BOCO hat.

Ram Party Trail Runs brings scenic mountain trails around Rampart Reservoir to Buffalo Lodge in Colorado Springs, with distances from 15K to 55 mile for every kind of runner. Expect high country climbs, aid stations, and finisher awards.

Join the 13th annual Trussville Trail Run on Saturday May 16 2026 for an energetic 8K through scenic trails at Trussville Sports Complex. All proceeds benefit the Troy Ellis Foundation and the race welcomes runners of all levels.

Possum's Revenge on May 16, 2026 offers challenging trail loops around Possum Kingdom Lake with rocky, rooty and sandy terrain plus hefty climbs. Distances from 4 miles to 69 miles welcome runners seeking scenic, tough trail adventures.

Run under the stars and into sunrise at the inaugural Badlands Race Series in Island Lake Recreation Area. Choose Nightfall 50K, Overnight 100K, or the Daybreak 50K for scenic, challenging trails, tech hoody, and finisher medals.

Run beneath the stars at Spider Mountain Trail Race in Burnet, Texas on May 16 and 17, 2026. Lift served trails and options from youth miles to 12 hour endurance races plus ruck and team relays make this a weekend of spirited trail running.

Take on a scenic 5 mile route up Bluewater Canyon with a steady climb and rocky trails, then enjoy a fruit and beverage finish. Runners and walkers welcome, entry supports the Cibola Trail Alliance and participants receive custom socks.

Run Letchworth State Park's dramatic gorge at the Sehgahunda weekend, with distances from 5K and relays to a two day 72K. Cup free aid stations, post race food, event shirts and unique finisher items await.