Trail Running Calendar United States 2026-2027

Experience the diverse terrain of Battle Creek Regional Park with trail races for all ages. Run or hike through grass, dirt, and wood-chip climbs in this Saint Paul seasonal opener.

A classic Midwest ultra on varied glacial terrain offering 50-mile, 50K and half-marathon options with scheduled training runs, a strict no-transfer policy and on-site medical support.

A family friendly 5K obstacle run at Moto541 in Central Point on May 9, 2026, featuring separate Kidz Family and Adult waves. Participants must bring a signed waiver and adults need photo ID; spectators pay $10 for festival access.

Singletrack Stampede on May 9, 2026 in Calabasas CA offers 10k and 22k trail races through varied canyon terrain, included race photography and breakfast, and a $500 course record bonus for the 22k.

A scenic five kilometer trail run at Kirkmont Center in Zanesfield, Ohio. The event includes a pre race safety huddle, a community focused post race celebration, and tickets priced from $28.52 to $39.19.

A trail race at Lake of the Woods Forest Preserve with an approximately 5 miles course through wooded trails and prairie. Organized by Second Wind Running Club with online registration through race day and proceeds supporting the Forest Pre..

A 20th annual 5k trail run through shaded dirt trails at the Rutgers Ecological Preserve on May 9, 2026, with proceeds supporting forest restoration and the Ecology and Evolution Graduate Student Association; prizes include shoes and native..

Caveman Fun Run is a trail running event at Flying V Trails near Newcastle, Wyoming offering 5K, 10K and 20K courses on single-track and double-track trails. Packet pickup is available the day before and check-in is required on race day.

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.