Trail Running Calendar United States 2026-2027

A community 5K and 10K on July 18, 2026 at Lion’s Park in St Croix Falls, WI, with a scenic mostly shaded course through the Wert Family Preserve. Race T shirts and medals are provided; timing clock used but not chip timed.

A 5K trail race on July 18, 2026 that opens private trails on Elkhart Hill near Elkhart, Illinois, featuring old-growth timber, historic sites, and panoramic overlooks. Registration runs June 18 to July 18 and the fee is $30.

A 5K cross country race at Northrop High School in Fort Wayne on July 18, 2026, run on two loops of well-groomed grass and partial wooded trail. Proceeds support Northrop Cross Country and the Peterson Memorial Fund.

A Pioneer Day fundraiser in Ririe, Idaho featuring a 5K cross-country race. An 800 m color fun run follows and is open to adults and kids.

The Last Airman Standing will take place in Malmstrom Air Force Base on Saturday 18 July 2026. You can run 4 miles.

Experience a historic mountain run on Pikes Peak climbing to an altitude of 10,200 feet. This 12.6 mile trail race features a 3,630 foot vertical gain through the scenic landscapes of Manitou Springs.

A 10 km trail run at High Cliff State Park on July 19th 2026, featuring rocky single track, nearly 500 feet of climbing, and two loops of the Lime Kiln trail. Registration includes a T shirt and finisher medal and some proceeds support a lo..

A mountain road race in Silverton, Colorado on July 19, 2026 featuring a 12-mile summit route and an 11K out-and-back. The event includes jeep road climbs, a final scramble, aid stations, a cupless policy, and a six-hour time limit.

Experience a rigorous trail event at Pearsall Park featuring hilly courses and summer conditions. Runners enjoy professional timing, a commemorative singlet, and a post race taco breakfast in San Antonio.

A single day endurance walk on Gore Mountain near North Creek, NY offering 7, 14, 21 and 28 mile loop options with a 10 hour finish window. The shaded route climbs wooded slopes and ridge roads with aid stations, timing, and finish rewards.

A Better World Running presents Rockin' Summer at Whittier Narrows on July 19, 2026 with 5k, 10k, 15k and half marathon options on marked park loops, featuring aid station support, finisher medals, photos, live results, and on-site registra..

A 15K trail race at 5150 Game Preserve Road in Schnecksville, PA featuring rolling hills, water crossings, single track and open fields. Proceeds benefit the HCM Foundation to assist cancer patients in Eastern Pennsylvania.

A women only 5K obstacle mud run at Historic Greenbrier Farms on July 19, 2026, featuring 18 plus obstacles and welcoming females aged 7 and up who prefer a non competitive, team oriented outdoor event.

A second annual cross country event at Seven Hills Recreation Center with a 5K and a 1-mile family walk. The course includes grass, gravel and a short wooded trail, with entertainment and midday food trucks during the Home Days Event.

A timed 5K at Patricia Allyn Park on July 19, 2026, with online and day of registration. Current ORRRC members run free; non members 15 and up pay $10.

Experience the West Side Quarry trail race along the Rappahannock River in Fredericksburg. This 10k course features a steady climb and rolling hills with 426 feet of elevation gain for a dynamic running experience.

Mud Factor ANCHORAGE is a 5K mud and obstacle run at Kincaid Park on July 19, 2026, with family and adult waves, a required signed waiver, and spectator festival access for a 10 dollar cash fee while under 14s are free.

A 1 mile out and back on the Farmington Canal Heritage Trail with a crushed gravel surface and hand timing. Held July 19, 2026 in East Granby in two waves with limited parking; proceeds benefit charities.

Two trail-focused races at Beartown State Forest in Great Barrington, MA: a 5-mile loop around Benedict Pond and a roughly 13.5-mile half with significant climbing and technical terrain. The event is cupless with limited parking and shuttle..

A six-hour endurance run and three-person relay at Quiet Waters Park in Annapolis on July 19, 2026. The course is a roughly 4.25 mile shaded loop with aid stations, age-group and overall awards, and participant premiums.