Trail Running Calendar United States 2026-2027

A 3.1 miles moonlight trail run at Lakeside Park in Pawling, NY with varied terrain, glow markers, required personal light, post run towel and a handmade finisher medal. Proceeds support the Pawling Recreation Department.

Alderfer 5K Trail Race at Alderfer Ranch in Evergreen Colorado is a 5 km trail event with shuttle service from Wulf Rec Center. The course is cup free with no aid stations, and water and refreshments are available at the venue.

A backyard ultra at Countryside YMCA in Lebanon, Ohio where runners complete 4.1667 mile loops each hour until one remains, with traditional last runner standing and fixed 12 hour and 24 hour options.

A 5K and untimed family run at Martin Marietta Hatton Quarry in Cove, AR, featuring chip timing and cash prizes for top finishers. Post-race activities include rock painting, vendors, and an off-site after party.

A community trail event in Fayetteville combining a 1K adaptive dash for families affected by autism and a 5K loop through Kessler Mountain, organized by Mitchell’s Mountain to support local services and accessible trail development.

A timed endurance event at Heritage Park in Adrian, Michigan, held on a 5K looped course. Runners choose a 3 hour or 6 hour format and complete as many laps as possible with central aid and easy gear access.

A trail running event near Issaquah, WA, with 50K, Half Marathon, 5 Mile and Kids Race options across Tiger Mountain trails, steep summit climbs, aid stations, and finish-line refreshments.

A community fundraiser in Del Mar on June 27, 2026, featuring a 5K and a 1K kids dash to benefit iHope and expand access to genetic testing and follow-up care for families affected by rare diseases.

A mountain trail event at Mt. Shasta Ski Park on June 27, 2026, offering three courses from 4 to 15 miles, professionally timed with fully supported aid stations and on-site Community Day activities.

Out and back full and half marathons near Kinlichee, Arizona, routed along gravel roads and Navajo sandstone canyons. The event features multiple water stations, medical support at key points, and chip timing for results.

The Run the Hollow / Trail & Target will take place in Altoona on Saturday 27 June 2026. You can run between 4 and 10 miles.

A community 5k on June 27, 2026 in Carrier Mills, Illinois offering a 5k run and a 5k walk to support the local cross country team, with registration fee of $25, a T-shirt deadline of June 13, and awards for top finishers.

Team-based charity challenge in Bristol, NH on June 27, 2026 where teams of 6 to 12 complete Special Forces style stations at Recruit or Operator levels while fundraising supports veterans and first responders.

Trail runs at Rocky Ridge County Park near York, PA offer looped courses up to 50K on rocky, rolling terrain with several steep climbs. Registration and shirt deadlines apply and proceeds benefit a local charity.

A backyard ultra in Richfield, UT on June 27 2026 where runners do 6.55 mile loops every 90 minutes for up to 24 hours. Milestone distances range from 10K to about 100 miles and entry fees vary by intended laps.

A 5 kilometer race plus a 1 kilometer kids fun run at Willamette Valley Vineyards in Turner Oregon on June 27, 2026, with posted registration windows and limited extra T shirts available at packet pickup.

16 Crossings Trail Run in Mack Park, Smithfield on June 27, 2026. The event features 10.5 mile and 10K routes on mixed surfaces with chip timing, finisher medals, swag, and time cutoffs.

A 3.5 mile single-loop trail run at Cone Park Trails in Sioux City on June 27, 2026, combining single-track and harder park trails. Part of Trail Fest with age-group and overall awards plus on-site refreshments.

A first ever mud obstacle course in Adrian City Park on June 27 as part of the 250th Independence Day celebration, titled 5K with a listed distance of 3 miles, featuring mud, fitness challenges, and awards for the top three finishers.

A strategy-driven trail event at Paintsville Lake State Park where a marked half marathon course includes ten optional off-trail checkpoints with time bonuses. Two checkpoints are drawn mandatory at the start and skipping them creates penal..