Get ready to test your endurance at the Icebox event, 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, actually) to push yourself even further. This event is an excellent opportunity to test stamina 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.
Registration opens: 5:30 am Starting time range: 6:00 am - 8:00 am Because of the single-track course, we have opted for a time range start over a group start. This start allows runners to find their own pace instead of being stuck behind or ahead of another runner.
800 Whitetail Blvd., River Falls, WI 54022 The Icebox course is just across the border from the Twin Cities east down highway 94.
Before you begin, you will record your start time on the large display board next to your name with a provided marker. As you return from your loop, you are responsible for tracking it on the display boards. When you finish, be it on your own or when your 480/240 minutes are complete, you will record your finish time on the display board.
We are bringing back the 1-mile loop (1.05, actually). Only when you have an hour remaining on your time can you start the 1-mile loop.
Nov 07, 2026
Distance — 4 Hours
Type — Running
06:00
$40.00
Nov 07, 2026
Distance — 8 Hours
Type — Running
06:00
$70.00
These values represent the 3-year monthly averages for November in River Falls.
Learn more about the host city, River Falls.
River Falls is a city in Northwest Wisconsin.
Read more launchTours and activities near River Falls, powered by Viator.
All-time top performances and historical records for Icebox 480/240.
| Place | Name | Year | Time | |
|---|---|---|---|---|
| 🥇 | Madeline Harms | '17 | 44 | |
| 🥈 | Barbara Swenson | '15 | 44 | |
| 🥉 | Erika Lohn | '16 | 45 | |
| 4 | Molly Pennings | '18 | 46 | |
| 5 | Jamie Blumentritt | '15 | 47 | |
| 6 | Jamie Blumentritt | '18 | 50 | |
| 7 | Carrie Froemming | '18 | 50 | |
| 8 | Alyssa Breu | '25 | 48.35 | |
| 9 | Kayla Anderson | '23 | 46.25 | |
| 10 | Maggie Marx | '22 | 45.85 |
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location_on River Falls, Wisconsin, US
calendar_today Nov 27, 2026
location_on Hudson, Wisconsin, US
calendar_today Oct 17, 2026
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