Course
A timed event on a five-mile single-track loop at Whitetail Ridge, starting and finishing at 800 Whitetail Blvd in River Falls. Runners take a staggered start between 6:00 and 8:00 am and cover as many loops as they can inside their four- or eight-hour window, with a one-mile bonus loop opening in the final hour. Lap times are posted on display boards at the start/finish.
Key dates
- !RegistrationOpen now
- ★Race daySat 7 Nov 2026
About
Get ready to test your endurance at Icebox, a timed challenge that allows you to accumulate as many miles as possible on a beautiful single-track course (5ish miles per loop) before time runs out. Choose between a 4-hour or 8-hour challenge and start anytime between 6:00 am and 8:00 am. In the race's final hour, you can tackle a 1-mile loop (1.05) to push yourself further. This event is an excellent opportunity to test your endurance and explore the park's beautiful trails. Whether you're a seasoned runner or new to the sport, we hope you'll join us for the Icebox challenge.
Save Icebox 480/240 to your season and RunCalendar reminds you the morning entries open and before they close. Free on iPhone, no account needed.
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Vets Day 5K & 10K
Starts and finishes at the Milwaukee War Memorial
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Red Yeti Rampage
Trail race on Nordic ski trails at Tower Ridge
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Holiday Fantasy 5K Run & 2 Mile Walk
Along Lake Monona's shore under holiday lights
A confirmed date shows its day; a provisional one shows only its month, because we won't claim a day we don't have. This page is rebuilt every night from the RunCalendar catalogue.