Trail Running calendar near Lennox 2026-2027

TutHell 50K is an essay-entry 50 kilometer race in Sioux Falls where entrants run a 0.31 mile hill loop 100 times; donations are pooled for charity and official chip timing is provided.

Pound the Mound at Blue Mounds State Park in Luverne, MN on May 16, 2026 offers 30 mile, 20 mile and 10 mile distances. Registration closes May 9 and sign-ups by April 30 are guaranteed a t-shirt; a Stampede er recognition is awarded after..

Trail races at Oak Grove Park near Hawarden, IA, on single-track trails offering 3.5, 7.5 and a roughly 12-mile course. Chip timing is provided, pets are not allowed, and the event finishes at Oak Grove Lodge with post-race refreshments.

Trail ultramarathon at Great Bear near Sioux Falls, SD with 20k, 30k and 50k distances run as repeated 10 km loops with about 1200 ft gain per loop. Aid station and drop bag tarp are located at the Bear Den Chalet.

605 Trail Fest is a day of trail races at Good Earth State Park in Sioux Falls on August 15, 2026, offering 8 mile, 4.5 mile, and a one mile youth run for ages 2 to 10, with packet pickup planned August 8.

Trail races at Big Sioux Recreation Area include a 5 Miler, 2 Miler and a free kids race over paved and dirt trails, with chip timing and park entry required; courses may change if heavy rainfall affects the floodplain.

A Backyard Ultra at Blue Mounds State Park near Luverne MN on October 10, 2026. Runners repeat **4 miles 880 feet** loops each hour and the winner is the last person to complete a loop.

Newton Hills Trail Races offer 2-mile and 6-mile trail courses at Newton Hills. Held since 2002, the event is part of the Sioux Falls Area Running Club Trail Series and counts toward the series point championship.

A trail ultrarace at Newton Hills State Park offering 20K, 30K and 50K on a 10k loop with about 850 ft elevation per loop. Aid and water are available each loop and time cutoffs apply for every distance.