Outlast – Night Out Edition @ 100 N Stinchcomb Ave, Oklahoma City, Oklahoma, United States on 22 August 2026

OUTLAST is a 6-hour trail endurance challenge where runners complete a 5K every hour, on the hour. Each lap must be finished within the hour to stay in the event. If you finish early, you rest until the next round. Miss a lap, and you’re out.

Complete all six rounds, and you OUTLAST.

Cowboy Yeti @ 100 Park Road 1A, Bastrop, Texas, United States on 23 January 2027

The Cowboy YETI is a 7K, 20K, 40K, 60K, 100K, and 20K Ruck 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. This race […]

Iron Horse @ 2025 S Collegiate Dr, Paris, Texas, United States on 02 January 2027

On January 2, 2027, history will be made in Texas on the “Northeast Texas Trail” (NETT) with the launch of the IRON HORSE Endurance Run — featuring the first-ever true point-to-point 100K in Texas and the state’s first near point-to-point 100-mile.

This isn’t just another ultra — it’s the biggest, baddest race Texas ultrarunning […]

North Texas Ultra @ 134 Trailway Drive, Jacksboro, Texas, United States on 06 February 2027

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 […]

Himalayan 100 Mile Stage Race @ Singalila National Park, Darjeeling, India on 29 October 2026

35th Himalayan 100 Mile Stage Race, October 27 to November 03, 2026 .

Himalayan Run & Trek’s “Himalayan 100 Mile Stage Race” time and again has been described as the most spectacular running course in the world! Also described as “World’s Most Scenic and Challenging Endurance Race”. During the race, panoramic views of Mt. Everest, […]

The Florida Run Leftover Trail Race @ 7305 US-27, Clermont, Florida, United States on 13 June 2026

It’s our annual chance to clean house and share some of the most epic medals and leftover swag from the past 10 years. The Leftover Race is all about celebrating the miles, the memories, and the gear that made them special.

Join us for a fun, laid-back morning on the trails at Lake Louisa State […]

The Florida Run @ 7305 US-27, Clermont, Florida, United States on 07 November 2026

Experience a scenic trail run through the beautiful woods of Colt Creek State Park. Surrounded by towering pines, flat terrain, and peaceful lakes, this race offers the perfect blend of performance and nature for runners of all levels.

Expect a smooth and enjoyable race experience with well-maintained trails that are ideal for both first-time trail […]

Jennie Hamilton Memorial 5 Mile Trail Run @ 8507 E 137th Ave, Hebron, Indiana, United States on 25 May 2026

-Race held at Stoney Run Park 9230 E 142nd Ave, Hebron, IN 46341 and race starts at 8:00 am central -All runners will receive a water bottle for signing up. -There will be an aid station with water and Gatorade a little pass mile 3. If you need more fluids than that please bring your […]

Outlast @ 1349 Neal Rd, San Antonio, Texas, United States on 12 December 2026

OUTLAST is a 6-hour trail endurance challenge where runners complete a 5K every hour, on the hour. Each lap must be finished within an hour to stay in the event. If you finish early, you rest until the next round. Miss a lap, and you’re out.

Complete all six rounds, and you OUTLAST.

7th GlobalLimits – The Hemisphere Crossing @ Sao Tomé, Sao Tome and Principe on 12 February 2026

200 km – 6 stages 130 km – 6 stages

+6.000m / – 6.000m +3000m / – 3.100m

The islands of São Tomé and Príncipe in the Gulf of Guinea offer a glimpse into forgotten plantations, elegantly built colonial houses, the spectacular tubular Pico Cão Grande, colorful natural beauty in the jungle, and unspoiled beaches. […]

Costa Rica Trail – La Transtica @ San José, Costa Rica on 26 November 2026

Costa Rica Trail – La Transtica is a multi-day Trail race, with a prologue and 5 stages with refreshment and assistance points, night in bivouac (camps). It’s declined in two distances from 71 mi (117 km) (Adventure Race) to 122mi (200 km) (Extreme Race).

The main objective of the race is to discover the Costa […]

13th GlobalLimits – The Ancient Khmer Path @ Phnom Penh/Angkor, Cambodia on 27 November 2026

220 km – 6 stages

Elevate your running journey by blending the challenge of an epic race with unparalleled insights into a captivating ancient culture!

Delight in the wonder of connection as children from remote villages cheer you on, their eyes lighting up with awe. Immerse yourself in untouched nature and encounter diverse wildlife […]

Outlast @ 26015 E Main Dr, Sammamish, Washington, United States on 18 July 2026

What Is OUTLAST?

OUTLAST is a 6-hour trail endurance challenge where runners complete a 5K every hour, on the hour. Each lap must be finished within the hour to stay in the event. If you finish early, you rest until the next round. Miss a lap, and you’re out.

Complete all six rounds, and you […]

Run Run Rudolph 5K @ Michigan Renaissance Festival, 12600 Dixie Highway, Holly, Michigan, United States on 13 December 2026

Sunday, December 13th, 2026 Michigan Renaissance Festival (12600 Dixie Hwy, Holly, MI) https://runsignup.com/Race/MI/Holly/runrunrudolph5krun

Get ready to light up your holidays with the 3rd Annual Run Run Rudolph 5K Run/Walk! Experience the Michigan Renaissance Festival grounds like never before – sparkling with Christmas lights, festive music, and holiday cheer! Start and Finish inside the Holly Grove […]

MoMoFo 100k And 20 Mile Fun Run @ 6220 Forest Rd, Martinsville, Indiana, United States on 05 June 2026

This 100km trail race will prove that there’s more than just corn in Indiana! Situated in Indiana’s beautiful Morgan Monroe State Forest, this evening-start event will have plenty to offer throughout the night with its old growth forests, natural rock formations, lakes, and creeks. Oh, and did we mention the hills? With about 7,500 feet […]

Outlast – Night Out Edition @ 339 Ulrich Rd, Johnson City, Texas, United States on 15 August 2026

OUTLAST is a 6-hour trail endurance challenge where runners complete a 5K every hour, on the hour. Each lap must be finished within the hour to stay in the event. If you finish early, you rest until the next round. Miss a lap, and you’re out.

Complete all six rounds, and you OUTLAST.

Race for the Crown (5K and Medieval Mile) @ Michigan Renaissance Festival, 12600 Dixie Highway, Holly, Michigan, United States on 30 August 2026

Sunday, August 30, 2026 Michigan Renaissance Festival (12600 Dixie Hwy, Holly, MI.) https://runsignup.com/Race/MI/Holly/Race4TheCrown

Race Start: 7:45 AM Hear ye, hear ye! Kick off your Michigan Renaissance Festival weekend with a race fit for royalty! Race for the Crown invites runners and walkers of all levels to take on a 5K or 1-Mile Medieval Mile through […]

Outlast @ 100 Pw 4153, Valley View, Texas, United States on 30 May 2026

OUTLAST is a 6-hour trail endurance challenge where runners complete a 5K every hour, on the hour. Each lap must be finished within the hour to stay in the event. If you finish early, you rest until the next round. Miss a lap, and you’re out.

Complete all six rounds, and you OUTLAST.

Outlast @ 27722 N Mt. Spokane Rd, Mead, Washington, United States on 11 July 2026

OUTLAST is a 6-hour trail endurance challenge where runners complete a 5K every hour, on the hour. Each lap must be finished within the hour to stay in the event. If you finish early, you rest until the next round. Miss a lap, and you’re out.

Finish The Run @ 4700 Western Heritage Way, Los Angeles, California, United States on 02 May 2026

It’s not just an event; it’s a movement for the safety of all on the streets of California.

Join cyclists, runners, walkers, and many others to enjoy the beautiful scenery and back roads of Griffith Park. Our rides take you on a journey through the park and surrounding areas, and our runs/walks travel around the […]

IronHike Series @ 46 Great Hollow Road, Cornwall, Connecticut, United States on 04 June 2026

IronHike: The Mountain Comes to You

For four epic days, we rent a mountain so you can conquer IronHike.

Choose Your Path to the Summit – Solo – Go it alone, but surrounded by a tribe. – Trail Buddy – Partner up for shared endurance. – Trail Family – A team of four tackling mileage […]

Run With The Squirrels @ 6220 Forest Road, Martinsville, Indiana, United States on 26 April 2026

Run With The Squirrels (RWTS) ….Sunday April 26, 2026 Distances of 5k, 10k, 10 mile and half marathon. Low cost and low frills. No finisher medals, just the satisfaction that you did something amazing out in mother nature…WooHoo! There will be basic aid stations for the 10k, 10 miler, and 13.1 mile events. Race fee […]

Outlast Chicago @ 1599 Pepper Tree Dr, Palatine, Illinois, United States on 02 May 2026

OUTLAST is a 6-hour trail endurance challenge where runners complete a 5K every hour, on the hour. Each lap must be finished within the hour to stay in the event. If you finish early, you rest until the next round. Miss a lap, and you’re out.

Complete all six rounds, and you OUTLAST.

Outlast Cleveland @ 9000 Chippewa Rd, Brecksville, Ohio, United States on 09 May 2026

OUTLAST is a 6-hour trail endurance challenge where runners complete a 5K every hour, on the hour. Each lap must be finished within the hour to stay in the event. If you finish early, you rest until the next round. Miss a lap, and you’re out.

Complete all six rounds, and you OUTLAST.

Outlast Portland @ 4198-4100 NW Leif Erikson Dr, Portland, Oregon, United States on 25 July 2026

What Is OUTLAST?

OUTLAST is a 6-hour trail endurance challenge where runners complete a 5K every hour, on the hour. Each lap must be finished within the hour to stay in the event. If you finish early, you rest until the next round. Miss a lap, and you’re out.

Complete all six rounds, and you […]