US Road Running - Corunna
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Event overview
The Ninja 5K, 10K, & Half Marathon is scheduled for August 15, 2026, at McCurdy Park in Corunna, MI 48817. The event includes three distances and is organized by US Road Running.
- 5K
- 10K
- Half Marathon
Course and logistics
The courses use short out-and-back loops that are repeated to reach each distance. The 5K and 10K use a 0.78 mile out-and-back loop; the 5K completes that loop two times and the 10K completes it four times. The Half Marathon uses a 1.09 mile out-and-back loop and completes that loop six times. There is a course time limit of 3 hours and 30 minutes. The starting line is near the intersection of Village Dr. and Gov. Parsons Dr.
Additional details
All runners must register on RunSignup; there is no on-site registration. The event notes a recommended parking lot across from the playground at McCurdy Park. The race offers finisher medals and has a shirt and gear shop, a best costume category, series points, and awards. An FAQ and contact form are available for further questions. Visit the organization's website for the most recent information.