The Blood Run - Lennox, SD

Lennox, United States • 29-31 Aug 2025

Located near Lennox, South Dakota, The Blood Run is a timed endurance event on a 1.5-mile loop around an organic vegetable farm. Runners can choose from 36-hour, 24-hour, 12-hour, 6-hour, or 3-hour options, including a 24-hour relay. The course is mostly flat dirt and pasture with minimal elevation change, tracing a border around vegetable fields and passing a fully stocked aid station with flush toilets.

Camping is available for runners and crews, who can also work from their campsites. The event blends farming life with endurance racing, promising a memorable, community-driven experience. With rolling farmland scenery and a farm-fresh atmosphere, participants enjoy a unique rural endurance challenge. Visit the organization's website for the most recent information.

Race information

36 km
36 Hour
24 km
24 Hour
12 km
12 Hour
6 km
6 Hour
3 km
3 Hour
Visit the organization's website for the most recent information.
Trail runs nearby

Great Bear Trail Races is a Sioux Falls, South Dakota trail running series held in the Great Bear Recreation Area. The annual TRS offers 3-mile and 6-mile routes, plus a free kids race. The loops traverse a 220-acre park featuring wide gravel and single-track trails, forested hills, open prairie, an..

Newton Hills Trail Race, part of the Sioux Falls Area Running Club Trail Race Series, unfolds at Newton Hills State Park near Canton, South Dakota. Runners choose between a 2-mile Woodland Trail loop and a 6-mile multi‑trail course with several climbs, starting and finishing by the picnic shelter ne..

The Trick or Treat Trail Run 10K, held annually in Sioux Falls, South Dakota, takes place at Pasley Park along the scenic Big Sioux River bike path. This festive event offers a 10K run, a 5K run/walk, and a Candy Dash for children aged 3-10, featuring a 0.5-mile course. Participants enjoy a fun, fam..

Glacier Hills Ultra 50K is a trail ultramarathon at Newton Hills State Park near Canton, South Dakota. The event offers 50K, 30K, and 20K distances, each run as loops through the Newton Hills trail system, roughly 850 feet of elevation per 10K. The four miles of shared horse-trail sections add varie..

TutHell 50K is an essay-based ultramarathon held in Sioux Falls, South Dakota. Runners tackle a 0.31-mile grassy loop up Tut Hill 100 times, totaling about 31 miles with roughly 9,000 feet of cumulative elevation gain and the same amount of descent. Trekking poles are allowed, and the course is well..