Boundiful Endurance Runs

Hemet, United States • 28-29 Nov 2026

Boundiful Endurance Runs : Negative Split Running

Boundiful Endurance Runs is an ultra endurance event held on a Southern California fruit and nut farm. The course is a one mile loop with a wide, 100% hardpacked dirt surface; there is no gravel, asphalt, or sidewalk on the loop.

Event formats include:

  • 3-hour, 6-hour, 12-hour, and 24-hour endurance run options

Relay teams of two or more may participate. The event is chip timed with live web tracking and lap-by-lap progress visible onsite.

A buckle is awarded to individuals who complete 100 miles within the 31 hour window. Runners who reach 80 miles during the initial 24 hours receive an additional seven hours to attempt the 100 mile mark. Aid and vehicle access are never more than half a mile from any point on the course.

On-course amenities include free camping on the loop for tents, RVs, or trailers; rental tents and tables are offered during registration. A power station is available for charging devices. Real food is available throughout the event, with smoothies served during daytime hours and hot drinks at night; a microwave is provided. The event includes a timed Pumpkin Mile with recorded results and a prize for the fastest time. All registrations and fees are non-refundable and non-transferable. The event is ranking eligible. Visit the organization's website for the most recent information.

Race information

100 mi
100 Mile
Pumpkin Mile
12 Hour
3 Hour
24 Hour
6 Hour
Visit the organization's website for the most recent information.
Trail runs nearby

Experience a unique desert night run under the Full Buck Moon on a scenic looped course. Choose between distances ranging from 9 miles to a 50k ultramarathon through manzanita groves and single track trails.

A weekend of Spartan obstacle races at Lake Elsinore Raceway on Sep 26 and 27, 2026, featuring Sprint and Super distances, kids races, and timed Hurricane Heat formats. The course uses rugged trails and open terrain near a large natural fre..

Cahuilla Rez Ultra is a Native organized trail event on the Cahuilla Indian Reservation near Anza, California offering multiple fixed time and distance races on a 2 mile dirt loop. Proceeds support the Cahuilla Band of Indians Youth and Fam..

An 8-hour loop race and a separate 6K at Wildwood Canyon State Park in Yucaipa, CA, featuring a 3.7 mile loop with ~600 ft gain per loop, aid stations, vendors, and an after party at a local brewery.

Add Event
Help us complete the calendar!
  • Distance is at least 5 km
  • Event has a website or Facebook page
Website
Optional: Please provide your e-mail address if we may contact you.
Report a change
We will only update the data if the information is also on the website.