TRAIL70K37K10KUTMB World Series
Ultra Mazury
Ostróda, PolandChoose the distanceTap a distance: the course, fees, times and rules below update for that race.
Hilly
At a glance
Ultra Mazury 2027 takes place in august 2027 (exact day to be confirmed) in Ostróda, Poland. Distances: 100 km, 70 km, 37 km, 10 km.
- Date
- August 2027 · Date to be confirmed
- Location
- Ostróda, Poland
- Distances
- 100 km · Competitive
- 70 km · Competitive
- 37 km · Competitive
- 10 km · Competitive
- Official website
- ultramazury.pl ↗
- Series
- UTMB World Series
- Status
- To be confirmed
Last updated: 19 October 2026