Trail Running Calendar United States 2026-2027

Conestoga Crusher is a rugged trail run through Kelly's Run Preserve with steep climbs, creek crossings and a scenic Pinnacle Overlook. Distances include 10K, 5K and a kids trail race, with proceeds benefiting Lancaster Conservancy.

Run the Wiener Run 5K and 10K at Oyster Creek Park in Sugar Land and support a local wiener dog rescue. Celebrate with a live DJ, adoptable dogs and a complimentary hot dog at the finish.

Take on the Mad Maple 50K at Hueston Woods for a scenic, challenging multi loop race through College Corner, Ohio. Ten 5K loops with strict 50 minute lap windows, aid stations, a custom finisher medal and post race pizza.

Join the 5th Annual Peace Officer Memorial Endurance Ruck on May 16, 2026 in Cicero, IN for a timed endurance ruck or a 5k Trail Ruck on a mostly unpaved 1 mile loop. Honor fallen officers while testing strength, stamina, and community spir..

Hit the trails in Casper on May 16 for Trail Mix Run Wyoming at Mike Sedar Park, with creeks, hills and muddy singletrack. Pick a 3 mile accessible route, a tougher 10 mile course, or run virtually from anywhere.

Explore Hueston Woods on May 16 and 17 for a weekend of trail running hosted by the Wolf Pack, with distances from 5K to a challenging half marathon plus 6 hour and relay options. Enjoy scenic single track, medals, timed results, and friend..

Bring 80s martial arts vibes to the LA River Path at the Cobra 5Kai, 10Kai and Half Miyagithon on May 16, 2026 in Canoga Park. Expect retro music, themed signage, costumed fun, a finisher medal and a same day virtual option.

Discover the inaugural Hood Mesa Trail Run in Farmington, NM, where flowy singletrack winds through Lion's Wilderness Park. Choose 5, 9, or 15 miles of scenic desert trails and enjoy a fun, low key day on the mesa.

Take on scenic single track at Sunderbruch Park on May 16 2026 with 5K and 10K options for all levels. Expect dirt trails, technical sections, aid stations, and a relaxed post race potluck with bacon and beer.

May 16, 2026 at Vermejo Park Ranch in Raton New Mexico join gravel rides of 41, 66 and 99 miles and a half marathon starting at the historic charcoal ovens. Enjoy scenic backcountry roads with aid stations and limited cell service.

Rothrock by UTMB is a UTMB World Series multi day trail race in May through Rothrock State Forest, showcasing sandstone ridges, rhododendron tunnels and spring blooms. Expect challenging terrain and warm local hospitality in Happy Valley.

Tackle the Armadillo Trail Run 10K at Reveille Peak Ranch on May 17 as part of the Austin Trail Experience and Spartan Trail weekend. Expect rugged central Texas singletrack, slickrock and cactus for a true off road challenge.

Run the 10K at Big Bear Mountain Resort through high altitude pine forest on technical singletrack with Sierra views, wildflowers and wildlife. The weekend also features Spartan obstacle races and team starts.

Run scenic trails at Muscoot Farm in Katonah on May 17 with a 5 mile race and kids events for ages 2 to 12. Finishers get Farm Bucks for the farmers market and proceeds benefit local charities; order shirts early.

Run the rugged trails of New River Gorge National Park in a point to point 50 mile, 50K, or team relay that finishes in historic Thurmond. Expect scenic climbs, stocked aid stations, and optional train return to the 50 mile start.

Sand to Serengeti offers scenic trail runs at Green Lakes State Park, starting on the sandy beach and climbing to the Serengeti high section. Run 10 miles or 3 miles and support Safe Space Organization's peer to peer mental health work.

CityTrail Loppet is a point to point trail run through Theodore Wirth Park that finishes at the Minneapolis Sculpture Garden, offering three distances over varied terrain. Celebrate with music, food and a free beer for 21 plus runners.

C'mon Armageddon is a rugged trail race in Norvin Green State Park NJ offering 50K, 10M and 5M routes over boulder fields, river crossings and rocky peaks with skyline views. Big climbs and technical terrain make it a true test.

Run among the waterfalls at Letchworth State Park on May 17 with 5K, 10K, or 15K routes starting and finishing at the Parade Grounds. Enjoy hilly, scenic out and back courses with sweeping Genesee River views and post race refreshments.

Start in Chukchansi Park and conquer an urban 3 mile route ending with a 220 stair climb to the Grand Tower finish. Teams and individual runners compete to benefit the Alisa Ann Ruch Burn Foundation and celebrate in a post race Beer Garden.