Clinton Half Marathon
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Clinton Half Marathon - 15th Annual
The event on Sunday, September 13, 2026, takes place in Downtown Clinton, Iowa, centered on the 200 block of 5th Avenue South. It offers timed road race distances and walk options over measured courses.
Race options:
- Half Marathon
- 10K
- 5K Run/Walk
Registration is open in tiers with processing fees; race day registration prices are listed for each distance. Shirt sizes are guaranteed for participants who register by the end of business on August 31; all participants receive a shirt but sizes cannot be guaranteed after that date. No extra women's fit shirts will be available after August 31.
There is a strict three-hour limit for course timing and safety support on the Half Marathon and 10K routes. Timing, police, and safety support are not provided after the three-hour limit; participants may continue on sidewalks and finishers will still receive a medal.
The event lists multiple cash and in-kind sponsors, including regional organizations and local businesses such as Iowa American Water, Hy-Vee, and Walmart, among others. Visit the organization's website for the most recent information.
