Naperville Trails Half Marathon

Naperville, United States • 5 Sep 2026

Naperville Trails Half Marathon & 10k : Naperville, IL

The event offers two measured, USATF certified race distances that run on crushed limestone trails inside Danada Forest Preserve and finish near the horse race track on grass. The race is chip timed and awards a finisher medal for both the half marathon and the 10K.

Packet options include mail delivery for a fee of $14.99 per participant. A virtual category is available and transfers to the virtual category are permitted before packet mailings are shipped. Gear choices include a cotton t shirt or an optional ladies cut tank top for an additional fee.

Support on course includes water stations stocked with water and sports drink, a gear check using clear bags, and half marathon pacers available at a range of goal paces. Course time limits are published for each distance: half marathon and 10K participants must finish within the posted time limits.

Off site parking with shuttle bus service is provided when on site parking is full, with specified off site lots in Lisle. The event partners with a charitable organization and counts toward the Run Chicagoland Race Series where applicable. Volunteers receive an event shirt and help at water stations, packet check in, and course marshal positions. Visit the organization's website for the most recent information.

Race information

13 mi
Half Marathon
10 km
10k
Visit the organization's website for the most recent information.
Trail runs nearby

Trail races at Wolf Road Woods on June 27, 2026 offer three loop choices covering 3, 6 and 9 miles with varied off-road surfaces, tiered registration fees and post-race refreshments and awards.

H-F Beast Obstacle Course Dash in Homewood, IL on July 12, 2026 features two age categories with obstacle runs. The event awards finisher medals and t shirts and includes an optional prep course in June.

Continuous 3.1 miles loop race at Deer Grove East offering 40 or 50 mile options with a 12 hour cutoff. Centralized aid every lap, designated crew access, pacers allowed, and on-course medical support.

Loop-based trail event at Deer Grove East Forest Preserve in Palatine, Illinois. Distances run from 5K to 50K and each lap returns to a central aid station so athletes can decide how far to continue.

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