Ondessonk Trail Race

Ozark, United States • 11 Apr 2026

Ondessonk Trail Races : Ozark, IL

The Ondessonk Trail Races take place on April 11, 2026, at Camp Ondessonk, 3760 Ondessonk Rd, Ozark, IL 62972. This is the event's 16th annual running. The event includes multiple distances and trail courses through camp property, forests, canyons, pastures, and around Lake Echon. A race contact form and a participant survey are available.

Events, entry and awards

  • Half Marathon
  • Manchester 10k
  • 5k Run
  • One-Mile Fun Run

Entry fees (early bird through March 13, 2026; higher fees after that date): half marathon $50 early bird, $75 after; Manchester 10k $40 early bird, $50 after; 5k $30 early bird, $35 after; One-Mile Fun Run $20. One-Mile Fun Run registration ends April 10, 2026 at 11:59pm. Registration includes a T-shirt; registrants who sign up after March 18 are not guaranteed their requested shirt size. Top male and female finishers in the 5k, 10k, and half marathon receive a trophy. Visit the organization's website for the most recent information.

Race information

Half Marathon
Half Marathon
10 km
Manchester 10k
5 km
5k Run
One-Mile Fun Run
Visit the organization's website for the most recent information.
Trail runs nearby

Run the Red Cedar Trail at Giant City State Park on May 30, 2026 with a 5k, half marathon and rugged 40k. Single track trails, creek crossings and big climbs make for a memorable challenge and limited spots remain for the half and 40k.

Run the 1st Annual Sundown Showdown 5K cross country in Carterville IL on July 17, 2026. Team or individual runners will tackle a grassy course and compete for awards for top finishers and male, female, and mixed teams.

Run the Shawnee Hills Trail Races at Camp Ondessonk in the Shawnee National Forest, with distances from half marathon to 100 miles. Tackle technical single track through sandstone canyons and waterfalls and relax with on site camping.