Sioux Falls Marathon
Sioux Falls Marathon gives runners a certified South Dakota fall race with city paths, regional logistics, and Boston-qualifier racing value.
Quick facts
- Certified full marathon in Sioux Falls.
- Boston-qualifying support from race sources.
- Useful South Dakota option for fall marathon planning.
- Wind can affect open course sections.
About the Sioux Falls Marathon
Sioux Falls Marathon is a practical Great Plains option for runners looking for a September qualifier or a South Dakota marathon. It is approachable without feeling tiny.
Course
The marathon uses Sioux Falls roads and path sections, creating a regional city course rather than a remote point-to-point route. Wind can be part of the pacing equation.
Race-day weather
September in Sioux Falls can be crisp, warm, or windy. Runners should prepare for exposed sections and avoid assuming a cool fall day.
Past Sioux Falls Marathon dates and results
| Year | Date | Status | Results |
|---|---|---|---|
| 2026 | Sunday, September 20, 2026 | Upcoming | — |
| 2025 | Sunday, September 21, 2025 | Completed | Open results |
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Sioux Falls Marathon FAQ
When is the Sioux Falls Marathon?
The 2026 Sioux Falls Marathon is on Sunday, September 20, 2026.
Is Sioux Falls Marathon a Boston qualifier?
Yes. Sioux Falls Marathon is a Boston Marathon qualifier. To use the result, you must run the certified full-marathon course within the qualifying window and meet the current standard for your age and gender. Meeting the standard lets you apply but does not guarantee entry, and net-downhill courses can receive a time adjustment under current B.A.A. rules. Review the Boston qualifying times and downhill-course rules, or browse upcoming Boston qualifier marathons.
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