Fox Valley Winter Challenge Trail Series 5k/8k/10k
Updated
Saturday, January 23, 2027, first start 10:00 AM, in Batavia (39W115 Main St.). Distances: 5K. Entry from $40; the 5K goes from $40 to $50 after December 12.
- Date
- Saturday, January 23, 2027 to Sunday, March 14, 2027
- Start time
- 10:00 AM (earliest wave)
- Location
- 39W115 Main St., Batavia, IL 60510
- Area
- West Suburbs, Chicago
- Distances
- 5K
- Course
- Trail (dirt or single-track on at least part of the course)
- Price
- $40 plus the platform's processing fee
- Next price increase
- Saturday, December 12, 2026: 5K $40 → $50
- Registration
- Open. Opened August 1, online signup closes Saturday, January 23, 2027
How to register
Registration is on RunSignup. Pick your distance, add any extras, and you'll get a confirmation email with your bib details. Sign up by December 12 to pay $40 instead of $50.
Course and race notes
Get ready to embrace winter, hit the trails, and take on the Fox Valley Winter Challenge Trail Series! Returning for 2027, the Winter Challenge features three unique trail races across three of the Fox Valley's favorite forest preserves.
From the race's own listing. Check the race website for the course map and parking.
Source: RunSignup public race API, refreshed 2026-10-17. Details can change; the registration page is the final word.