Fox Valley Winter Challenge Trail Series

FEB
20
2027
Trail races at Oakhurst Forest Preserve in Aurora, Illinois, the series includes 5K, 8K, and 10K events in early 2027 with a single registration and series swag rewards; the 8K fee is $65.00.
Sat 20 Feb 2027
8 kilometers

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Fox Valley Winter Challenge Trail Series 8K

The event is part of the Fox Valley Winter Challenge Trail Series held at Oakhurst Forest Preserve in Aurora, Illinois. The listed 8K event carries a registration fee of $65.00 and takes place at the preserve location at 1680 5th Ave, Aurora, IL 60504.

The 2027 series includes multiple trail race distances. Distances and dates in the 2027 schedule:

  • 5K - January 23, 2027
  • 8K - February 20, 2027
  • 10K - March 14, 2027

Registration for the series is managed through a single registration page that covers the 5K, 8K, and 10K events. Participants can register for any combination of the races in the series. The series also includes a system of series swag rewards tied to participation across the events. Visit the organization's website for the most recent information.

8 km

Events nearby

Trail runs at Camp Big Timber on November 8, 2026 with 3 and 5 mile loops, a kids run, creek crossing, participant shirts and pancake breakfast.
A 3 mile cross country event in Schaumburg on November 8, 2026 with separate men's and women's races and an optional team competition.
A scenic 5K in Deer Grove on November 14, 2026 that welcomes runners, walkers and canicross teams while raising funds for a local scholarship.
A winter trail series at Dick Young Forest Preserve in Batavia featuring 5K, 8K, and 10K races on separate dates in early 2027, with combined registration and a series swag reward program.
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