Fox Valley Winter Challenge Trail Series 8K
Decision scores
Six 0–100 scores telling you, at a glance, who this race is for.
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About the Race
Ready to charge straight up a sledding hill to start your race? Yep, we thought so. Race #2 of the Fox Valley Winter Challenge kicks off with a quad-burning climb that sets the tone for a seriously fun and seriously tough 8K adventure. On February 21, we return to Oakhurst Forest Preserve in Aurora, where wide-open paths, winding woods, and a healthy dose of winter unpredictability await. The trails here roll and twist through some of our favorite terrain in the series—expect snow, ice, mud, ...
Course Profile
Course profile data unavailable for this race.
Course features
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Vibe & community
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History & past results
Past finisher times and year-over-year participation will appear here once the organizer publishes them.
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Common questions
How hard is the Fox Valley Winter Challenge Trail Series 8K Other?
We don't have a verified elevation profile yet — check the organizer's course map for the climb breakdown.
What should I wear?
Dress for ~10°F warmer than the standing temperature once you start running. Throwaway long-sleeve at the start, gloves and a hat for sub-50°F mornings, singlet plus visor when it climbs above 60°F. The race-day forecast above is the source of truth closer to the date.
When does it sell out?
No published deadline. Most races raise the entry fee in tiers and can sell out without warning — sign up early if you're committed.
Similar races worth a look
- More like this in this city: All Other races in Aurora, IL
- Same distance, same month: Best Other races in February
- Same distance, statewide: All Other races in Illinois
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