Ozark Foothills Endurance Runs

Wildwood, United States • 10-12 Apr 2026

Ozark Foothills Endurance Runs

Ozark Foothills Endurance Runs is a multi-distance trail event held in Wildwood, Missouri, at 4515 Hencken Road. The program for 2026 includes ultramarathon and shorter trail distances, a ruck option, a pacer category, and a one mile kids fun run.

Distances offered:

  • 100 miles
  • 100 kilometers
  • 50 miles
  • 50 kilometers
  • Night 50 kilometers
  • Marathon-length 26.2 miles
  • 25 kilometers
  • 25 kilometer ruck
  • 1 mile kids fun run
  • Pacer category

Registration for the 2026 events opens June 6, 2025 and closes March 29, 2026 or when field limits are reached. There are staged price increases for several distances with a first tier increase after November 30, 2025 and a final tier increase after March 1, 2026; the Night 50K has no price increase. The deadline for guaranteed event swag is March 15, 2026. Other administrative deadlines include a distance change deadline on March 27, 2026 and an online registration cancellation deadline on March 29, 2026.

The event participates in the Trail Mix Fund to waive registration fees for qualifying applicants and reports a sustainability policy that requires participants to use reusable mess kits, as the races are cup free and follow a zero waste pledge. Visit the organization's website for the most recent information.

Race information

100 mi
Ozark Foothills 100mi
100 km
Ozark Foothills 100k
50 mi
Ozark Foothills 50mi
50 km
Ozark Foothills Night-50k
50 km
Ozark Foothills 50k
26 mi
Ozark Foothills 26.2mi
25 km
Ozark Foothills 25k
25 km
Ozark Foothills 25k Ruck
Ozark Foothills 1mi Kids Fun Run
Visit the organization's website for the most recent information.
Trail runs nearby

A 15 km trail race at Castlewood State Park in Ballwin, Missouri on February 21, 2026. The course follows well maintained single track with hills, switchbacks and some flat sections and the 15 km entry is listed at $69.

A winter trail 10K in Upper Creve Coeur Park on February 22, 2026 featuring single track trails, a parade loop on Streetcar Drive, a custom finisher beer mug, and post race beer from Urban Chestnut.

A winter trail race series in Glencoe, Missouri from December 27, 2025 to February 28, 2026 featuring varied road and single track courses and a half marathon finale. Series registration includes swag and scoring toward finale awards.

The Frozen Stick Trail Run is a winter event in Glencoe, Missouri, featuring a 5-mile and a half marathon trail race. It's the finale of the Stick Season series, starting and finishing at LaSalle Middle School. All runners get a neck buff,..