Trail Running calendar near Sioux Falls 2025-2026

Join the Duff Dog Backyard Ultra at Blue Mounds State Park near Luverne MN. Run hourly 4.88 mile loops until one runner remains, with shaded crew areas and nearby camping for supporters.

Event details The Newton Hills Trail Race is organized by the Sioux Falls Area Running Club and takes place at Newton Hills State Park near Canton, SD. It is part of the Trail Race Series for 2025 and continues a series that started in 2002..

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..

Glacier Hills Ultra is a looped trail race at Newton Hills State Park offering 20 km, 30 km, and 50 km options across scenic, rolling single track. Expect steady climbs, varied footing, and a friendly aid station hub to refuel between laps.

TutHell 50K on May 2, 2026 in Sioux Falls challenges runners to complete a 0.31 mile loop 100 times around Tut Hill. Entry is essay based and donation based fees support a vetted nonprofit, with aid at the hilltop and live timing.