Trail Running Calendar United States 2026-2027

Join the XC Summer Series, a friendly weekly cross country 5K on Tuesday nights in Parsippany from April 28 to September 1, 2026. All ages and abilities welcome, walkers included, with chip timing and after race refreshments.

Run around Lake Tahoe in the Tahoe 200, a rugged 200 mile trail challenge across alpine ridges, meadows and forests. Staged from Heavenly Lodge June 12 to 16 2026, this epic supported ultramarathon pushes through 36,857 feet of climb.

Otter Creek Trail Festival brings mountain bike races and trail runs to Harmon Lake in Mandan, North Dakota on June 12 and 13, 2026. Expect cash prizes, chip timing, camping and post race food and swag.

Take on three summit stages in scenic Oakridge, Oregon June 12 to 14, 2026 with a 60k stage race or shorter distance options. Camp on site, enjoy post run lunches and drinks, and race for summit and stage honors.

Run the scenic Holcomb Valley Trail Run around Big Bear Lake on courses of 33, 14, or 7 miles along the Pacific Crest Trail. Enjoy rugged mountain views while supporting local volunteer search and rescue.

Take on Miami as a two person team in a unique urban 50 mile ultramarathon on June 13, 2026. This self supported, checkpoint guided race blends city sidewalks and scenic paths for a strategic, adventurous day with a 16 hour time limit.

Run rugged single track trails around Frater Lake in the Colville National Forest, with options from 13.5 miles to a challenging 100K and a punishing climb to Granite Peak. Perfect for trail lovers craving big climbs and wild mountain views..

Wicked Root 50K in Lowell, NC on June 13, 2026 offers a scenic, challenging trail with 50K and 5K distances. Finishers earn unique handmade pottery medals and aid stations keep you fueled along the way.

Explore scenic singletrack at Sleepy Hollow State Park with 50K, Half Marathon or 5 Mile options and plenty of on course support. Finish strong with a finisher medal and a relaxed post race cookout for friends and family.

Tackle the OSS/CIA 50 Mile Night Run in Prince William Forest Park with 50, 25 or 10 mile options under the stars. Enjoy single track trails, stocked aid stations and a scenic loop run twice for the 50 mile.

Join the Buck Creek Streak, a clothing optional trail run and walk through woods and meadows at Carolina Foothills Resort on June 13, 2026. Choose the 5K or tackle the 7.3K for a special finisher medal, chip timing, and race awards.

Challenge yourself at The Longest Day, an elimination style loop trail race at Lakewood Nature Preserve in Greenville on June 13, 2026. Multiple distances, rolling forest loops and a lively post race scene make for an unforgettable day on t..

Join the 17th annual Crossroads Trail Run & Walk at Big Creek Nature Preserve in Sturgeon Bay on June 13, 2026. Pick 2K, 5K, or 10K routes, enjoy chip timed results, get a native tree and help support the preserve.

Run Marys Peak on June 13, 2026 in Blodgett Oregon with 25K, 50K and a new 100K across scenic mountain trails. Aid stations, post race food and onsite camping for 100K entrants make it a memorable trail weekend.

Kettle Moraine Ultramarathon in La Grange WI on June 13 and 14, 2026 showcases rugged, scenic trails with about 65 miles on the Ice Age Trail. Distances from 38 to 100 mile plus 100K and a 4 person relay; 100 mile offers a Western States qu..

The Bay Area 100 is a 100 mile point to point ultramarathon across Berkeley and Oakland ridgelines and redwood forests. With about 18,000 feet of climbing and a finish on the Skyline High School track, it offers a rugged, scenic test.

YMCA Race Weekend at Green Lakes State Park features two days of triathlon, duathlon, aquabike, aqua run and an 8K trail through scenic lakes and old growth forest. Family friendly fun and a kids run raise funds for YMCA programs.

Run the Super HYAK Marathon and Half Marathon on June 13, 2026, along the scenic Palouse to Cascades trail with long net downhills for fast times. The marathon is Boston qualifying and the half features the Snoqualmie Tunnel plus a custom m..

Explore rugged trails and river corridors in Sinks Canyon near Lander, Wyoming on June 13, 2026, with distances from a challenging 50K to a family friendly 1K. Enjoy mountain views, technical singletrack, and community spirit.

Race the Cirque Series at Cannon Mountain on June 13, 2026, a rugged 6.9 mile climb to the 4,031 foot summit with 3,080 feet of gain. Expect rocky, steep trails and sweeping views on this demanding mountain course.