Logo

Tunnel Hill 100 & 50 Mile Runs

Vienna, United States • 8 Nov 2025

The Tunnel Hill 100 and 50 Mile Runs are premier ultramarathon events held in Vienna, Illinois, on the scenic Tunnel Hill State Trail. Recognized for their fast, well-certified courses, the races attract elite runners aiming for world and course records, including the USATF National Championship for the 50-mile distance in 2025. The events feature a mix of trail and road elements, with a smooth crushed limestone surface and iconic tunnel crossings. Runners can compete for substantial prize money, set personal bests, and attempt world records. The races are USATF sanctioned, IAU Golden Label, and offer amenities like aid stations, drop bags, and volunteer support, making it a top destination for ultrarunners worldwide. Visit the organization's website for the most recent information.

United States Illinois Vienna

Race information

Website Registration
100 mi
100 Miler
50 mi
50 Miler
26 mi
Marathon
Visit the organization's website for the most recent information.
Trail runs nearby

Hearts Desire 6-Hour Endurance Run

Herrin - 28 mi from Vienna

The Hearts Desire 6-Hour Endurance Run is an exciting running event taking place at the Herrin Sports Complex in Herrin, Illinois. Participants will race on a flat, paved 1.3-mile loop course, aiming to complete the most laps within six hours. Awards will be presented to the top three overall finish..

Red Cedar Trail Half Marathon

Makanda - 21 mi from Vienna

The Red Cedar Trail Half Marathon and 38k takes place at Giant City State Park in Makanda, Illinois, offering a scenic and challenging course primarily on the Red Cedar Trail. Scheduled for May 24, 2025, the event features a half marathon and a 38k race, with a new second loop added for increased di..

Shawnee Hills Trail Races

Ozark - 11 mi from Vienna

The Shawnee Hills Trail Races, held at Camp Ondessonk in Ozark, Illinois, is a challenging multi-distance trail running event set in the scenic Shawnee National Forest. Runners can choose from a 100-mile, 100K, 50K, or half marathon course, which features technical terrain, rocky trails, creek cross..

The Last Boyscout

Goreville - 10 mi from Vienna

The Last Boyscout is a challenging Last Man Standing Race held at Ferne Clyffe State Park in Goreville, Illinois. Participants navigate a tough 4.167-mile loop that includes both trail and road sections, with significant elevation gain. The race format encourages endurance and resilience, as runners..

Arrowhead Endurance Run

Johnston City - 28 mi from Vienna

The Arrowhead Endurance Run is a multi-distance ultramarathon event held at Arrowhead Lake Campground in Johnston City, Illinois. It features various race options, including a 24-hour race, a 12-hour race, a 6-hour race, a 3-hour race, and a 24-hour relay. The course is a 2.07-mile gravel loop aroun..