Ultra Running Hub Vang Vieng, Laos · Saturday, March 6, 2027
Fixed Distance 50K
Vang Vieng Trail 52K
155 days away
52 km Distance
not publishedn/a Climbing
2.6 est Grit · Entry level
Calculated from 52 km alone — the organiser has not published an elevation profile. Read 2.6 as a floor, not a verdict.
What the course asks
Time limit 12 hours
13:51 min/km average. Comfortable. Climbing is unpublished, so this pace is a ceiling on the effort, not a measure of it. More forgiving than 67% of 50K races. Measured against 1037 races of the same distance. Cut-off calculator →
Field size ~30 Small. Long stretches with nobody in sight.
DUV results for the 2025 edition (52km) — finishers only. Starters are not published, so the field was at least this big and no finish rate can be given.
Typical conditions, March
Daytime high 31°C
Night low 19°C
Rainfall Dry — rain unlikely
Daylight 11 h 51 m of light
Regional 2001-2020 average for March — NASA POWER, grid elevation 714 m. Not a forecast.
Results history
| Year | Race | Finishers | Men's winner | Women's winner |
|---|---|---|---|---|
| 2025 | 52km | 30 | Jeff Campbell · 08:39:58 | Anna Turrini · 13:09:58 |
| 2024 | 52km | 24 | Arnaud Beck · 08:44:47 | Yoth Soulivanhthong · 12:19:42 |
| 2019 | 52km | 13 | Michael McLean · 11:41:30 | Trinh Truong · 21:13:31 |
| 2018 | 52km | 23 | Supat Bunjuar · 11:43:00 | Wipawee Pratumsuwan · 10:15:00 |
The field grew 25% between 2024 (24) and 2025 (30). 20% of the 2025 field were women.
DUV results for the 2025 edition (52km) — finishers only. Starters are not published, so the field was at least this big and no finish rate can be given.
Course notes
- gear With trail terrain, choose a shoe with moderate cushioning for optimal performance.
Gear for this race
Chosen for 52 km of trail.
- Trail Running Shoes 52 km of trail — cushioning that is still there in the last quarter.
- Race Nutrition 52 km of self-supported fuelling between aid stations.
- Hydration Vests Flask capacity for 52 km, without the bounce.
- Headlamps A 12 h limit puts you out there after dark.
- GPS Watches Battery life first — a 52 km day outlasts most full-GPS modes.
Similar races
Other 50K trail ultras, closest in distance first.