South Dakota · Marathon · 100 Mile · 100 Mile Relay (up to 5 people)
Lean Horse Ultra Marathon
Lean Horse Ultra Marathon is a marathon, 100 Mile, 100 Mile Relay (up to 5 people), 20 Mile and 30 Mile event held in Custer, South Dakota. It was last held on August 1, 2026 and is usually run in August; the next date hasn't been announced yet.
- Usually held
- August
- Location
- Custer, SD
Race details
- Last held
- August 1, 2026
- Usually held in
- August
- Location
- Custer, South Dakota
- Distances
- Marathon, 100 Mile, 100 Mile Relay (up to 5 people), 20 Mile, 30 Mile, 30 Mile Black Hills CrossFit Edition (Single), 30 Mile Blac
- Official website
- raceroster.com
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Lean Horse Ultra Marathon: common questions
- When is the Lean Horse Ultra Marathon?
- The next date hasn't been announced in the listing yet. The race is usually held in August. Check the organiser's website for the official date.
- Where is the Lean Horse Ultra Marathon held?
- In Custer, South Dakota.
- What distances does the Lean Horse Ultra Marathon offer?
- Marathon, 100 Mile, 100 Mile Relay (up to 5 people), 20 Mile, 30 Mile, 30 Mile Black Hills CrossFit Edition (Single) and 30 Mile Blac.
- How do I register for the Lean Horse Ultra Marathon?
- Registration is handled by the organiser at raceroster.com. Entry fees, caps and deadlines are set there.
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