Trail Running Calendar United States 2026-2027

Experience the lush redwood landscapes of Saratoga at Trailquake 2026. Choose between 5K, 10K, or half marathon distances on forested trails with options to run, walk, or join remotely.

Celebrate Mother's Day on May 10th with a family-friendly run or walk. The event, held at Pinto Lake County Park, features a 1K kids run, 5K, and 10K. Your participation benefits Pajaro Valley Shelter Services.

Experience a memorial trail run or road walk through the rolling single track trails of Little Creek Park. Honor a local runner while supporting children’s cancer charities in this community focused event.

Experience a scenic 13.8 mile singletrack loop through the stunning North Fruita Desert. Enjoy flowy trails and desert mesa views as part of a vibrant outdoor adventure festival weekend in Colorado.

A 5K trail run in Hanover New Hampshire held on Mother’s Day, featuring packed trails, open fields and mellow single track. Pre registration is online only and race day registration is available with different fees by age group.

A multi-day timed running festival at the Sussex County Fairgrounds featuring a certified 1.000 mile loop, multiple timed race durations, certified marathon and 50K options, on-course timing display, aid station kitchen, camping and RV faci..

Join this weekly trail running series at the Catamount Outdoor Family Center featuring distances from 5k to 10k. There are special categories for children and water stations available on site for all runners.

The Johnnycake Jolt Series offers four weekly 10k trail runs in Patapsco Valley State Park. It's a grassroots, low-key event organized by park stewards, with a discount for park members.

A Missoula trail weekend on June 7 with a 13.1-mile mountain half and a 6.2-mile 10K, cupless aid stations, capped fields, and virtual options running May 14 to June 23.

This 104-mile ultramarathon traverses the Chattahoochee National Forest with 33,000 feet of climbing. It qualifies for major lottery races and has strict entry requirements for experienced trail runners.

A multi-distance desert ultra near Kanab, Utah, with 115 miles, 50 miles and 50 km routes over sand dunes, canyons and plateaus; aid stations include food, night services and limited sleep space.

Experience a high desert ultra across the rugged red rock canyons and sandy plateaus of southern Utah. Choose between 115 mile, 50 mile, or 50 km distances in this sanctioned event starting and finishing in Kanab.

Trail running event in Rothrock State Forest and Happy Valley, Pennsylvania. Races include a 50K and 25K with notable elevation gain amid sandstone ridges and rhododendron tunnels in mid May 2026.

A three day trail running stage race near Wildwood Missouri offering a 100K option and individual stages of about 21 miles, 26 miles and 25K. Expect rocky singletrack, creek crossings, significant elevation gain, and a cup free, low waste e..

Event Overview The Trail Running Events at Dominion Energy Riverrock is a series of trail races taking place over three days in May. All events start and finish at the Belle Isle Parking Lot in Richmond, Virginia. The Races Three separate t..

A family friendly 5K fun run at Leach Park on May 15, 2026 with a finisher medal, optional foam machine and on site bounce house. Proceeds support Strides for Sunnyside Run Club and shirts are $10.

Barons Bolt features 30-minute and 60-minute loop formats on a 1 km trail at Leeds Farm, plus a 0.25 mile Kids Dash. The BVW PTO hosts the event and proceeds support local school programs.

Test your resilience at Reveille Peak Ranch with a weekend of obstacle course racing through Texas Hill Country. Choose from 5K, 10K, kids distances, or endurance challenges across granite outcrops and desert trails.

Experience high altitude obstacle racing at Big Bear Mountain Resort featuring steep climbs and over 1200 feet of descent. Conquer the Sprint, Super, or Beast distances to earn your Trifecta qualification in the San Bernardino National Fore..

Trail race at Palisades Park in Oneonta offering 5K, 10K, 15K and 20K as loops of a 5K course; mixed park road and improved trail, optional tower climb awards a medal, and proceeds support OHS Cross Country and Palisades Park.