Ultra Trail Chianti Castles is the 123km ultra trail at Chianti Ultra Trail by UTMB 2027 (Radda in Chianti, Italy). The race starts on March 20, 2027 at 04:00 AM. It starts and finishes in Radda in Chianti. The time limit is 26 h 30 min.
Hold a steady pace and save energy for every section.
The course climbs 5200m+. With 42m/km of climbing, this is a rolling, mostly runnable course. By gradient, 38% of the distance is uphill, 36% downhill and 26% flat. The longest climb runs 6.2km at an average 7.3% grade (452m of vertical). The longest descent runs 6.9km at an average 5.4% grade (370m of vertical). The steepest climb averages 28.0% over 0.3km. The steepest descent drops at 21.8% over 0.4km. Flat-equivalent effort: 149.0 FlatKM.
The highest summit on the course is Poggio a Barberi (679m), 68.3km from the start. The course also passes close to Monte San Michele (893m) and Poggio Pedano (857m).
Poles bring little benefit here: only about 11.5km of pole-friendly terrain.
Quad damage risk is high (index 50 of 100), with 51% of the load in the first half: 0 critical descents, the last of them run on already damaged legs. Downhill-specific preparation and a controlled early pace pay off here.
This page has a pacing and nutrition planner, a gradient matrix, an interactive elevation profile and historical weather for Ultra Trail Chianti Castles.
Other distances of Chianti Ultra Trail by UTMB 2027Chianti Ultra Trail (73.0km)·Chianti Marathon Trail (46.0km)·Chianti Half Trail (20.0km)·Chianti Wine Run (10.0km)
Other editions of Ultra Trail Chianti Castles2026·2025
Official websitechianti.utmb.world