Ely Tri Club Runfest @ Cathedral Green, Ely, England, United Kingdom on 05 October 2025

The Ely Tri Club Runfest offers a choice of distances ranging from 10k to 66k, all of which start and finish at the iconic 11th century cathedral before taking in more of the beautiful historic city of Ely and heading out into the Cambridgeshire countryside.

Most of the course involves quiet, flat, traffic free paths […]

The Battle of the Run Clubs @ 117 Stable Drive, Aiken, South Carolina, United States on 18 October 2025

Form your team to compete for bragging rights at the inaugural Battle of the Run Clubs! Each runner may choose the distance that suits them best.

There will be 6 races:

Men’s 10 mile Women’s 10 mile Men’s 10k Women’s 10k Men’s 5k Women’s 5k

Each race will be scored equally, as […]

Aiken Trailblazer Halloween Half Marathon – 10K – 5K – Kids Fun Run @ 117 Stable Drive, Aiken, South Carolina, United States on 25 October 2025

Celebrate Halloween with a Half Marathon, 10K, 5K/Steeplechase and Kids Fun Run on the trails at the beautiful Stable View equestrian facility, sprawling over 1,000 acres of gently rolling hills bordered by canopies of forest. The Steeplechase is a fun added component to the 5K. It is not a separate race, but your choice to […]

Boulder 5K Taco Run @ Boulder Creek, Boulder, Colorado, United States on 23 August 2025

We’ve put together a non-competitive fun run on some of Boulder’s most beautiful multi-use paths. There’s even an aid station with some Boulder Taco Fest -themed treats. You’ll finish up back at the Boulder Taco Fest, ready to celebrate your run at Boulder’s favorite summer festival

Ultramediterrania One 90K @ Casa Cultura Gorga, Spain on 24 January 2026

ULTRAMEDITERRANIA offers seven unique race formats, each designed to showcase the raw beauty, technical challenges, and elevation-rich trails of Alicante’s mountainous interior. Set in January, the event benefits from a mild Mediterranean winter climate, offering ideal racing conditions compared to much colder regions across Europe during that time. 🔹 ONE – 90 km (+4,400 m). […]

Ultramediterrania Pro 162K @ Plaza Ferrandiz i Carbonell, Alcoi, Spain on 23 January 2026

ULTRAMEDITERRANIA: A 3-Day Trail Running Adventure in the Mountains of Alicante Experience the thrill of ULTRAMEDITERRANIA—a three-day trail running odyssey set in the wild, mountainous heart of Alicante. Each year, the rugged interior of southeastern Spain transforms into the ultimate playground for one of the most exciting and demanding trail events on the calendar. At […]

Pineywoods Valley Night Relay @ Pineywoods Valley, Gilmer, Texas, United States on 30 August 2025

The Pineywoods Valley Night Relay is an endurance event featuring a 5K trail loop relay in the lush pine forest of East Texas at Pineywoods Valley in Gilmer, TX. The event follows a 3.1-mile loop, beginning and ending at the Pineywoods Valley property in Gilmer, Texas. Participants may compete solo or in teams of up […]

Beast Of The Backroads @ 2345 N Page Rd, Longview, Texas, United States on 15 March 2026

Join us for the annual Beast of the Backroads through the pineywood hills of East Texas. We offer a variety of running distances – Run: 10 mile ruck, 10 mile run, and 5K run. Can you outrun the donkey?!

Cowboy Yeti @ Bastrop State Park, Bastrop, Texas, United States on 17 January 2026

The Cowboy YETI is a 7K, 20K, 40K, 60K, and 100K trail run held at the Bastrop State Park in the lush forest of Central Texas. Featuring a scenic dirt single-track course. The race follows a 20K of unique trails beginning and ending in Bastrop TX at the State Park Refinery.

North Texas Ultra @ 134 Trailway Drive, Jacksboro, Texas, United States on 07 February 2026

The North Texas Ultra is a 5K, 10K, 25K, 50K, 52 Miler, 100K run & 25K RUCK held on Fort Richardson State Park’s Trailway in the foothills of North Texas. Featuring an open, scenic, historical, and paved with soft fine gravel. The race follows a 15.5-mile out & back course beginning and ending at the […]

PCOS Trailblazers 5K @ 1750 Mt Vernon Rd, Lithia Springs, Georgia, United States on 28 September 2025

Join the PCOS Trailblazers 5K: Walk, Hike, or Run for PCOS Awareness! PCOS Sisters Telehealth Clinic and PCOS Challenge: The National Association for Polycystic Ovarian Syndrome are teaming up this September for PCOS Awareness Month to bring you the PCOS Trailblazers 5K. This inspiring event is designed to raise voices and support for the millions […]

Caprock Night Runs @ 850 State Park Rd., Quitaque, Texas, United States on 13 September 2025

The Caprock Night Runs is a 4M, Half Marathon, & Marathon trail run held in Caprock Canyon State Park deep in the canyon in West Texas at night. The course is dirty, rocky, and hilly. The race follows a looped course for the marathons beginning and ending at the Lakeside Group Shelter.

Fire Trail Running Festival @ 3350 Park Rd 31, Bulverde, Texas, United States on 19 July 2025

The Fire Trail Running Festival is a trail run at night that includes 8K, 25K, and 50K distances through the scenic grasslands and woodlands of Guadalupe River State Park.

Death by 5K @ Tyler State Parks, Tyler, Texas, United States on 18 October 2025

The Death by 5k is a unique 24-hour challenge where entrants run ten 5k loops starting every 2.5 hours. Each participant must complete their run before the next begins, demanding both mental and physical endurance. The race takes place in Tyler State Park, featuring rugged dirt trails with rocks, roots, and potentially muddy conditions, requiring […]

Morgan Hill Trail Races & Hill to Hollow 100km @ 550-586 Shackham Rd., Fabius, New York, United States on 20 September 2025

Starting and finishing within Morgan Hill State Forest (camping available), the Morgan Hill Half Marathon and Morgan Hill “Meat Grinder” Marathon courses follow the nearly-all-single-track Onondaga Trail alongside misty ponds, up to incredible vistas, and crossing above waterfalls; past the highest point in Onondaga County on single track mountain bike trails; then back onto the […]

Wild Cajun Trail Runs @ 107 Sutherland Rd, Lake Charles, Louisiana, United States on 08 November 2025

The Wild Cajun Trail Runs is an endurance event featuring a trail 10K, 13M, 27M & 40M in the Pine Forest, Winding Rivers, Cypress Swamps, and Moss-Draped Trees of Southeast Lousiana at Sam Houston Jones State Park. The event follows 13-mile loop beginning and ending in Sam Houston Jones State Park in Lake Charles Lousiana.

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The Labor Day Slay @ 1675 South Mason Rd, St Louis, Missouri, United States on 30 August 2025

Welcome to The Labor Day Slay! 5k-10k, 10k Ruck, Half Marathon! Brought to you by Rockinator Racing.

Starting Saturday August 30th at 8:00am in beautiful Queeny Park.

Run Walk Jog or Ruck starting from Racers Village at the Smith Pavillion, through the shady rolling trails of Queeny park.

BIG CUSTOM FINISHERS MEDAL INCLUDED! Custom MEDAL […]

Twin Lakes 20 @ Willen Lake, Milton Keynes, England, United Kingdom on 22 March 2026

Stunning Race Location The TWIN LAKES 20 is a stunning 10-mile or 20-mile race that will prepare you for your Spring half/marathon experience without having to run on your own. You can enjoy the incredibly scenic, superfast, and traffic-free course through the stunning Milton Keynes countryside. Lapping two beautiful lakes, following the picturesque River Ouzel […]

Firecracker Trek @ 706 W Cotton St, Longview, Texas, United States on 04 July 2025

Join us for the Firecracker TREK 5K & 10K trail run through the scenic and challenging Grace Creek Trailhead in Longview, TX where tall trees and flowing creeks await!

Billy Goat Mountain Climb @ Cleveland National Forest, Silverado, CA, United States on 04 April 2026

We have 3 great mountain climbs in this race: 10k, 1/2 half marathon and a 17 mile loop. The 10k and 1/2 begin on Maple Springs Road and follow the creek on a gradually inclining, beat-up asphalt road for about 1.5 miles. The climb picks up at the dirt truck trail where runners switchback up […]

Peak District Challenge by Wilderness Development @ Oddfellows Road, Hathersage, England, United Kingdom on 19 September 2025

The Peak District Challenge is a trail running or trekking challenge that offers five levels of difficulty:

25km (Copper) 50km (Bronze) 75km (Silver) 100km (Gold Ultra) 100miles in 24 hours Ultra

Each distance has a target time to try to beat, from 9 hours to hike 25km, up to 24 hours to run the […]

Groundhog’s Lap Race @ Haw River State Park Iron Ore Belt Access, Greensboro, North Carolina, United States on 31 January 2026

Ever wonder what it meant when someone said, “This feels like Groundhog’s Day?”

Come find out for yourself by participating in your own Groundhog’s Day lap race! Choose your time, 3 hours, 6 hours, or 12 hours and find yourself on the 3.2 mile trail loop at Haw River State Park. See how far […]

Whiskey Tango Foxtrot Trail Half Marathon & 5 Mile @ Northeast Park, Gibsonville, North Carolina, United States on 17 January 2026

Say WTF to the winter weather by racing the trails in January at Northeast Park in Gibsonville, North Carolina. Run or ruck the half marathon or the 5 mile distance. The half marathon participants get an extra adventure by crossing the river 2x during the race!

Mountain Madness Fall Frenzy Orienteering Trail Race @ 9467 Drew Hill Road, Golden, Colorado, United States on 09 November 2025

Teamwork, strategy, and adventure await in Mountain Madness, Colorado’s unique team orienteering trail race! In this all-terrain challenge, teams must rely on map and compass skills to navigate the rugged wilderness and collect as many checkpoints as possible before time runs out – no GPS allowed!

There’s no set course, only the raw beauty of […]

New River Trail Races @ 323 Firehouse Drive, Fries, Virginia, United States on 11 April 2026

The New River Trail Races are 100% dirt, flat, and entirely along the New River and Chestnut Creek in the New River Trail State Park. Each distance is an out and back course.

The schedule for the race: 4:00 am 100k Start (8:00 pm cutoff) 8:00 am 50k Start (5:00 pm cutoff) 8:30 am […]