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Shawnee Hills Trail Races

Name: Shawnee Hills Trail Races
Start: 2026-08-22
End: 2026-08-23
Location: Ozark

Ozark, United States • 22-23 Aug 2026

Shawnee Hills Trail Races

Shawnee Hills Trail Races takes place August 22 and 23, 2026 at Camp Ondessonk in Ozark, Illinois. The event is presented by Stack'd and is based at Camp Ondessonk within the Shawnee National Forest.

Distances offered include:

100 mile
100k
50k
Half Marathon

The courses run through sandstone canyon systems and forested terrain, traversing areas such as Jackson Hollow and the Bay Creek Reservoir. The route passes several named waterfalls and viewpoints, including Pakentuck Falls, Jackson Falls, Horseshoe Falls, Cedar Falls, and views from Salomon's Ridge. Vegetation along the course is described as oak-hickory, maple-beech, and pine forest.

On-site accommodations at Camp Ondessonk include open-air tree houses that provide a roofed sleeping area without doors or screens; typical packing suggestions are a sleeping bag, clothing, and running shoes. Tenting on the ground is available, and there are a limited number of hostel-style, climate-controlled guest rooms that sleep eight, with private bathrooms and free WiFi.

Race photography for 2025 and 2026 is provided by Inzaption Photo. Visit the organization's website for the most recent information.

United States Illinois Ozark

Race information

Website

100 mi

100 Mile

100 km

100k

50 km

50k

13 mi

Half Marathon

Visit the organization's website for the most recent information.

Trail runs nearby

Saturday May 2

Hearts Desire 6-Hour Endurance Run

Herrin

Backyard Ultra

A six-hour endurance run at Herrin Sports Complex on a relatively flat, paved 1.3-mile loop, with awards for most loops and age-group prizes; all participants receive a t-shirt and refreshments are available.

Saturday May 30

Red Cedar Trail Races at Giant City State Park

Trail races at Giant City State Park include a new 5k, a half marathon loop, and a 40k two loop option on mostly single track with creek crossings, aid stations, cupless format, and optional t shirts.

Saturday Jun 27

Carrier Mills - Stonefort Cross Country 5K

Carrier Mills

5 km

A community 5k on June 27, 2026 in Carrier Mills, Illinois offering a 5k run and a 5k walk to support the local cross country team, with registration fee of $25, a T-shirt deadline of June 13, and awards for top finishers.

Friday Jul 17

Cross Country Sundown Showdown

Carterville

5 km

Experience a high school style cross country meet in Carterville featuring a 5k course on grass and gravel. Join as a team or run solo in this evening event with awards for top individuals and teams.