Deadwood, South Dakota, United States
The Deadwood-Mickelson Trail Marathon draws approximately 238 finishers each June on a scenic trail road in Deadwood, United States. South Dakota's largest running event by participation finishes in the historic landmark town of Deadwood. The course follows the crushed-limestone Mickelson Trail through Black Hills forests, creeks, and mining-country scenery. Expect significant climbs on this hilly course.
Deadwood-Mickelson Trail Marathon is a certified 42.195 km (26.2 mile) marathon — the standard World Athletics marathon distance.
The next Deadwood-Mickelson Trail Marathon is scheduled for Sunday, 6 June 2027 with a 7:00 am start. The certified course covers 42.195 km (26.2 miles) with 250 m of climbing on a hilly with notable climbs layout.
The Deadwood-Mickelson Trail Marathon covers varied scenic trail road terrain. Starts on the Mickelson Trail and finishes in historic Deadwood. The course follows the crushed-limestone Mickelson Trail through Black Hills forests, creeks, and mining-country scenery. Hilly with notable climbs.
The Deadwood-Mickelson Trail Marathon course is hilly with notable climbs over 42.195 km (26.2 miles). Runners cover 250 metres of climbing and 200 metres of descent, with a net climb of 50 metres from start to finish.
Deadwood-Mickelson Trail Marathon is typically held in June. Registration opens through https://www.deadwoodmickelsontrailmarathon.com/ and may use a lottery or tiered entry when demand exceeds capacity.
Last updated 18 July 2026. Edition dates and course details are reviewed regularly.
Other races closest to Deadwood.
The Leading Ladies Marathon draws approximately 125 finishers each June on a scenic road in Spearfish, United States. Spearfish's Leading Ladies Marathon is a popular June Black Hills race with a rolling scenic course. The course follows Spearfish Canyon connectors and northern Black Hills scenic roads. Rolling terrain with moderate climbs shapes the middle miles.
Next race: Sunday, 6 June 2027
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