Trail Running Calendar near Sioux Falls 2026-2027

August 2026

Trail Run 5 mi 8 mi

605 Trail Fest brings three trail distances to Good Earth State Park in Sioux Falls on August 15, 2026, including an 8 mile, a 4.5 mile and a 1 mile youth course. Packet pickup is scheduled the day before.

September 2026

Sep

4-6

Fr - Su

The Blood Run - Lennox, SD

Lennox | 15 mi from Sioux Falls

Backyard Ultra

Timed running events on a 1.5 mile loop around an organic vegetable farm near Lennox, SD, with camping and a staffed aid station.

Sep

26

Sa

Big Sioux Rec Trail Race

Brandon | 8 mi from Sioux Falls

Trail Run 2 mi 5 mi

Trail races at Big Sioux Recreation Area near Brandon SD featuring 5- and 2-mile courses plus a free kids mile, chip timing, and series points by age division.

October 2026

Oct

10

Sa

Duff Dog Backyard Ultra

Luverne | 27 mi from Sioux Falls

Backyard Ultra 7 km

A last runner standing Backyard Ultra on a mostly grass loop at Blue Mounds State Park near Luverne MN with hourly loops of 4 miles 880 feet.

Oct

10

Sa

Newton Hills Trail Races

Canton | 18 mi from Sioux Falls

Trail Run 2 mi 6 mi

Trail races at Newton Hills State Park in October offering 6 mile and 2 mile courses, club organized with age division points and race awards.

November 2026

Nov

7

Sa

Glacier Hills Ultra Trail Races

Canton | 18 mi from Sioux Falls

Trail Run 20 km 30 km 50 km

Trail ultramarathon at Newton Hills State Park with 10K loops offering 20K, 30K and 50K options, substantial climbing, aid every loop, and a required state park pass.

May 2027

May

1

Sa

Tuthell 50K

Sioux Falls

Trail Run 50 km

A 50K at Tuthill Park where runners complete a 0.31 mile loop 100 times with about 90 feet of climb per loop. Entry is by essay and all donations go to charities chosen by the winners.