Lean Horse 50m, 20m, 30m Race

Saturday, Aug 16, 2025 at 5:00am

Custer Football and Track Complex

The Lean Horse Ultra Marathon is run in August every year in the Black Hills of South Dakota. It was first run in 2005. It features a 100-mile race, a 50-mile race, a 30-mile race, a 20-mile race, and a 30-mile Black Hills CrossFit Edition - Singles, 3, and 6 person relays. The course is held on the George S. Mickelson Trail.

Schedule
5:00 AM – 50M Start at Custer Football/Track Complex
6:00 AM – BHCFE Singles Start (every 10 minutes) Start at Custer Football/Track Complex
7:00 AM – BHCFE Teams of 3 Start (every 10 minutes) Start at Custer Football/Track Complex
8:00 AM – 30M Start at Custer Football/Track Complex
8:00 AM – 20M Start at Custer Football/Track Complex
8:10 AM – BHCFE Teams of 6 Start (every 10 minutes) Start at Custer Football/Track Complex
8:00 PM – Finish Line Cut-Off Time

Registration
100M - $300
100M (Up to 5 Person Relay) - $500
50M - $150
30M - $125
20M - $100
30M Black Hills CrossFit Edition 1 Athlete - $150
30M Black Hills CrossFit Edition 3 Athletes - $300
30M Black Hills CrossFit Edition 6 Athletes - $400

Click Here to Register

Aug

3

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