core4 gravel
- Cycling
- 161 km
- 96 km
- 64 km
- 32 km
The Team Red Shamrock Trail Challenge will take place on Saturday, April 5, 2025, starting at 9:00 AM. Runners can choose between a 5K and a 10-mile distance, both set in the scenic Coralville Creekside Park.
The race features an out-and-back course on grass, dirt, and paved trails. 5K participants will turn around at approximately 2 miles, while 10 milers will continue on for a full loop of the trails.
5K awards start around 10:00 AM, with 10-mile awards beginning at 11:15 AM. Top male and female finishers will receive prizes, and additional awards will be provided in various age categories.
Registration opens on January 1, 2025. Early registration rates are available, and pediatric cancer survivors can register for free.
5K Registration | $20.00 | See |
5K Late Registration | $30.00 | See |
5K Last Minute Registration | $40.00 | See |
10 Mile Registration | $30.00 | See |
10 Mile Late Registration | $40.00 | See |
10 Mile Last Minute Registration | $50.00 | See |
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