Trail Running Calendar United States 2026-2027

Explore Cougar Mountain single track trails on June 13 with options from 5K to 14.5 miles through forested hills and wetlands. Organized by Seattle Running Club and Northwest Trail Runs, part of each entry benefits King County Parks.

Hit the trails at Sharp's Ridge Rambler in Knoxville on June 13, 2026, with 7 mile, 4 mile and a kids trail mile over flowing, moderately technical ridge singletrack. Enjoy scenic climbs and fast finishes for all ages and abilities.

Join Around the Beach on June 13 in Munroe Falls for a scenic 5K or 1.55 mile fun walk around the lake to support Running2bwell. Live music, treats, a tech shirt and medal, and a course friendly to dogs and strollers.

Join the Laurel Highlands Ultra in Ohiopyle on June 13, 2026 with 70.5 mile and 50K options plus team relays along the scenic Laurel Highlands Hiking Trail. Point to point courses finish near Seward and at mile 31 for the 50K.

Run to the Hills at Bogue Chitto State Park offers scenic dirt trail loops of 5 and 10 miles with rolling hills and friendly competition. Expect awards for top finishers, a finisher meal, and bring your own water container.

Join the scenic Olympic Valley Half Marathon, 8 Miler, or 5K on June 13, 2026 at Palisades Tahoe. Run fast flat trails along the Truckee River, enjoy aid stations, a finisher medal, and post race beer.

Medal Madness at Mason Creek Hike and Bike Trail in Katy, TX on June 13 offers 5K, 10K and half marathon distances with finisher medals, a gear shop and awards. Register on RunSignup and join the costume friendly fun.

Join Dylan's Dash 5K in Orrville for a fun community run and family day at Caskeys Campground supporting Type 1 diabetes awareness. Enjoy a 5K, a free kids run, lake activities, food, and music while raising funds for a great cause.

Phoenix Rising at Griffith Park in Los Angeles on June 13, 2026 offers 5k, 10k, 15k and half marathon trail friendly courses. Enjoy a marked dirt trail, aid station, finisher medal and free photos in a lively community race.

Enjoy scenic single track trails through aspens and June wildflowers at the Howelsen Hill Trail Run in Steamboat Springs on June 13, 2026. Choose 4 or 8 mile courses and support local Knights of Columbus with your entry.

Trail action at Mansfield Hollow State Park with a scenic yet challenging 15 Miler along the Nipmuck Trail and a new technical 5K inside the park. Expect river views, woods, bridges and climbs while supporting Connecticut trail stewardship..

Tackle the Tahoe 100k, a 62.9 mile ultramarathon from Stateline NV through high Sierra singletrack and alpine ridgelines. Expect big climbing to nearly 9,800 ft, stunning views of Star Lake, and a 24 hour cut off.

Run from mountain to meadow at Lolo Pass, Montana, choosing a half marathon or scenic 10K across gravel roads and forest trails with sweeping Bitterroot views. Finishers get a tank top and a post race BBQ to celebrate.

Run the scenic Old Zoo Half Marathon in Griffith Park, Los Angeles on June 14, 2026, with half marathon and 12K options on mostly flat trail courses. Enjoy a commemorative elephant finisher medal, music and postrace refreshments.

Join the 24th Dewey Beach Patrol 5K on June 14, 2026 for a scenic run along the bay that supports the Dewey Beach Patrol. Chip timing, age group awards, and a festive post race party with food and beer make it a must for local runners.

Run through sandstone formations and past Balanced Rock in Garden of the Gods Park, Colorado Springs, at the 10 Mile, 10K and trail run on June 14, 2026. Celebrate a supportive race atmosphere and a storied 45 year tradition.

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 three days of rugged mountain trails in Kodiak, Alaska, June 18 to 20, 2026, covering about 20 miles and 8,000 feet of climbing across three stages. USATF sanctioned with cash prizes, community energy, and a nonprofit bib auction suppor..

Run above the tree line at Palisades Tahoe in the Broken Arrow Skyrace, a multi day mountain race featuring technical alpine terrain, exposed ridgelines and ladder sections. Multiple distances and on site registration available.

Run the Burney Mountain 100, a 100 mile loop from Burney Mountain Guest Ranch through Lassen National Forest and Thousand Lakes Wilderness. Rugged trails and 15,000 feet of climb lead to sweeping views of Mount Lassen and Mount Shasta.