Lean Horse 100
Lean Horse 100
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, and a 20-mile race. The course is held on the George S. Mickelson Trail.
*New in 2023 30-Mile Black Hills CrossFit Edition relay teams of 3 and 6.
Course Overview
- Surface: Crushed Limestone
- Course: Mickelson Trail
- Elevation Profile: Extended gentle climbs. This is due to the fact the course is on an old railroad bed.
- Hosting town: Custer, South Dakota
- Average August Daytime Temperature: High of 79 degrees. Low of 53 degrees.
Fun Facts
- 33rd sanctioned 100-mile race in the United States
- Known as one of the best non technical courses in the United States
- One of the most scenic rails to trails courses in the country
Friday
3:00 PM – 6:00 PM – 100M Packet Pick-Up (Custer YMCA, 644 Crook Street)
3:00 PM – 6:00 PM – 100M Drop Bags Due (Custer YMCA, 644 Crook Street)
Saturday
11:15 AM – 100M Check-In at Start Line (Custer YMCA, 644 Crook Street)
12:00 PM – 100M Start (Custer YMCA, 644 Crook Street)
12:15 PM – 4:00 PM – 20M, 30M, 50M Packet Pick-Up (Custer YMCA, 644 Crook Street)
12:15 PM – 4:00 PM – 30M, 50M Drop Bags Due (Custer YMCA, 644 Crook Street)
Sunday
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 (5 Person Relay) – $500
50M – $150
30M – $125
20M – $100
30M Black Hills CrossFit Edition 1 Males OR 1 Females – $150
30M Black Hills CrossFit Edition 3 males OR 3 females – $300
30M Black Hills CrossFit Edition 3 males AND 3 females – $400
