MAY2
Trail Running•100 Miles
Thames Path 100
Richmond, England, United Kingdom160.93 km+579 m
Trail Running100 Miles
Winter Downs 100 2026
11 December 2026
Cassiobury Park, England, United Kingdom
Race details
Modality
Individual
Organizer
South Downs Way 100
Distance
160.93 km
Elevation
+3,048 m
Start time
08:00
Terrain
Trail
Difficulty
Elite
Course profile
Hilly
Minimum age
18+
Certified
No
Circuit
Centurion Running 100 Mile Grand Slam
Event description
The Winter Downs 100 is a premier 100-mile trail race starting in the scenic Cassiobury Park, traversing the beautiful landscapes of Southern England. Organized by Centurion Running, the course features 3,048m of elevation gain, offering a significant winter challenge for endurance athletes. This event is renowned for its well-marked trails and the atmospheric experience of racing through the British countryside in December.
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Sport
Trail Running
Distance
100 Miles
Country
United Kingdom
Region
England