Ultra Running Hub Siem Reap, Angkor, Cambodia · Saturday, January 23, 2027
Fixed Distance 50 mi
Ultra Trail dAngkor 64km - Bayon Trail
129 days away
64 km Distance
540 m Climbing
4.0 Grit · Challenging
What the course asks
Climbing rate 8 m / km
Fast & Flat. This course is relatively flat and fast. Ideal for PB attempts.
Time limit 14 hours
13:08 min/km average. Generous. Walkable throughout for most of the field. More forgiving than 75% of 50 mi races. Measured against 455 races of the same distance. Cut-off calculator →
Field size ~85 Mid-sized. Company early, well spread out by halfway.
DUV results for the 2025 edition (64km) — finishers only. Starters are not published, so the field was at least this big and no finish rate can be given.
The Aid Station
Course-specific beta from the community
This is a fast & flat course. Expect fast, runnable sections where rhythm is key.
With trail terrain, choose a shoe with moderate cushioning for optimal performance.
Gear for this race
Chosen for 64 km of trail with 540 m of ascent.
- Trail Running Shoes64 km of trail — cushioning that is still there in the last quarter.
- Race Nutrition64 km of self-supported fuelling between aid stations.
- Hydration VestsFlask capacity for 64 km, without the bounce.
- HeadlampsA 14 h limit puts you out there after dark.
- GPS WatchesBattery life first — a 64 km day outlasts most full-GPS modes.
Course Notes
Runners will cross several exceptional sites dominated by mountains and temples, evolving through impressive landscapes over a vast area where rice fields, forests, villages offer panoramas of surprising diversity.
Similar races
Other 50 mi trail ultras, closest in distance first.