1327 Wall Street, Oconomowoc WI
Saturday, November 8th, 2025
❄️ Chilly Willy Winter Run Series Overview
Presented by Silver Circle Sports Events, LLC
Bundle up and lace up—Old Man Winter is ready to race! ❄️ Join us for the 2025–26 Wisconsin Chilly Willy Winter Run Series, where chilly temps meet hot competition across seven exciting events. This beloved winter series is your chance to embrace the frost, stay active all season, and have a blast doing it!
🏃♂️ Event Highlights
- 5K and 10K: options at every event
- Two half marathons: included in the series (Participants who choose the half marathon option will be automatically entered into the 10K category for events that do not offer the half distance.)
- Awards: will be presented to overall, age group, and team series champions.
🌟 Get Involved
Don’t miss your chance to experience Wisconsin winter running at its best. Run one race—or run them all. Either way, we’ll see you at the start line!
📝 Registration Information
Ready to run? Register now!
📍 Event Details
Date: 2025-11-08
Location: 1327 Wall Street, Oconomowoc, WI
More Information: Visit event page
Course Map
Suggested Races
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