When is Detweiller at Dark?

Detweiller at Dark takes place on Jul 24, 2026. That's in 2 months.

Where is Detweiller at Dark located?

Detweiller at Dark is held in Peoria, Illinois, United States.

What distances are available at Detweiller at Dark?

Detweiller at Dark offers the following distances: 3M.

What is the typical weather for Detweiller at Dark?

Based on historical data, you can expect temperatures between 67°F and 87°F on race day. There's approximately a 12% chance of precipitation.

Detweiller at Dark (3M) - Jul 24, 2026 | Peoria, IL

Get ready to light up the night at the Detweiller at Dark, an electrifying 3-mile cross-country experience set for July 24, 2026, in Peoria, IL. This event transforms the historic Detweiller Park, renowned for hosting the IHSA State Meet, into a nocturnal playground under the stars. Boasting over 135,000 watts of power, the course is illuminated with portable lighting, complemented by music, smoke, and a captivating laser light show, ensuring an unforgettable running party that's far from a typical cross-country race.

Known as the "Mid-Summer Classic," Detweiller at Dark draws thousands of runners to its famously fast and mostly flat terrain, making it one of the most unique cross-country events in the nation. Participants will race through the heart of Peoria, experiencing a vibrant atmosphere and the thrill of competition as they navigate the well-lit course. Typical race day conditions in late July see highs around 87°F and lows around 67°F, with a 12% chance of precipitation, though past events have noted challenging humidity even with evening race times.

Whether you're a seasoned runner aiming for a personal best on this storied course or looking for a distinct nighttime race with friends, Detweiller at Dark promises heart-pounding excitement and memories that will glow long after crossing the finish line at Detweiller Park, located at 8327 N Galena Rd. This premier summer event is not just a race; it's an immersive running festival that kicks off the cross-country season in spectacular fashion.