Indiana · Marathon · Half Marathon · 5K
Mill Race Marathon
Mill Race Marathon is a marathon, half marathon and 5K event held in Columbus, Indiana. Its next confirmed date is Saturday, September 26, 2026. About 3,000 runners take part across all distances.
- Race day
- September 26, 2026
- Location
- Columbus, IN
- Field size
- ~3,000 runners
Race details
- Date
- Saturday, September 26, 2026
- Location
- Columbus, Indiana
- Distances
- Marathon, Half Marathon, 5K
- Field size
- About 3,000 runners
- Course
- Flat, fast
- Registration
- runsignup.com
- Official website
- millracemarathon.com
About the Mill Race Marathon
A flat, fast Boston-qualifying race through historic downtown Columbus and shaded park trails, attracting runners of all levels with Marathon, Half Marathon, and 5K options.
Rankings and notes
- Rankings and awards
- Boston-qualifying race with over 3,000 finishers across all distances (1,700+ in the half alone); flat, fast USATF-certified course
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Guides from the RaceRove blog
- 7 min read How to Find a 5K, 10K, Half Marathon or Marathon Near You A practical way to find running races near you: pick a distance, decide how far you'll travel, read the listing properly and confirm the details before you register.
- 9 min read How to Run a Race in All 50 States How to plan a 50-state running challenge: set your own rules, group states into trips, build a calendar around the seasons, budget for it and keep track of every finish.
- 8 min read How to Choose the Best Half Marathon for a PR, Racecation or 50-State Challenge The best half marathon depends on what you want from it. How to choose a course for a personal record, a race worth travelling for, or an efficient stop on a 50-state challenge.
- Blog All guides Planning advice for finding, choosing and travelling to races.
Mill Race Marathon: common questions
- When is the Mill Race Marathon?
- The next confirmed date is Saturday, September 26, 2026.
- Where is the Mill Race Marathon held?
- In Columbus, Indiana.
- What distances does the Mill Race Marathon offer?
- Marathon, Half Marathon and 5K.
- How many people run the Mill Race Marathon?
- About 3,000 runners across all of its distances. That figure is an estimate of the field size, not an entry cap.
- How do I register for the Mill Race Marathon?
- Registration is handled by the organiser at runsignup.com. Entry fees, caps and deadlines are set there.
Plan this race in RaceRove
Save it to your plan, compare it with other races, check typical race-day weather and track your 50-state progress in the interactive app.