Trail Running Calendar United States 2026-2027

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.

Trail races at Skyline Wilderness Park near Napa offering 50K, 30K, 21K and 10K on routes with Rim Rock climbs and wide valley views. Aid stations are touchless and the event is cupless so runners must bring their own cup or bottle.

Looped gravel and rail-trail ultraraces near Enterprise, KS offering 50K, 100K and a 100 mile race. Manned aid on the loop, pacers allowed from loop 6, tri blend shirts, awards and finisher buckles.

Rumble on the Ridge is a Last Person Standing loop race in Arena, Wisconsin on May 16, 2026 where runners repeat a roughly one mile loop with a twenty minute cutoff until one person completes every lap.

Experience a variety of obstacle course races at Southington Off Road Park near Cleveland. Choose from distances ranging from 5K to 50K including a dedicated kids race and the opportunity to earn a Trifecta in one weekend.

A timed backyard ultra at Butterfield Trailhead using a 4.167 mile loop repeated hourly in 4, 8, or 12 hour formats, with live lap timing, finisher awards, and a finish area set up for friends and family.

A charity trail event at Skyline Ridge Open Space Preserve offering 50K, 30K and 10K options, with elevation profiles and route maps provided; all registration proceeds support UCSF cancer research.

The inaugural Rim Rock 50 Mile Trail Challenge explores Napa's wild trails. Runners will tackle a two-loop course through Skyline Park and the new Suscol Headwaters. This cupless event offers a 50-mile solo or relay option with a 13-hour cu..