50 Mile Ultra Marathons

Welcome to the GB Ultras 50 Mile Ultramarathon Race Series! Supported 50 Mile Ultramarathons taking you to fantastic trails in England, Scotland & Wales with incredible GB Ultras® Support at checkpoints and live online tracking from GB Race Tracker. Take on any of the races on their own, take on 5 for the Grand Slam, or take them all on for the Super Slam!

All our 50 Mile events attain ITRA and UTMB Mountain Points on completion…

Days
Hours
Mins

Up Next is Pennine Barrier Ultra 2024

Chester Ultra 50

15/03/2025
9th Edition | 50 Miles | 17 Hours | 849m Elevation | 2025 Open

£99
M2L Ultra 50

18/04/2025
9th Edition | 50 Miles | 14 Hours | 123m Elevation | 2025 Open

£99
Pennine Barrier Ultra 50

04/05/2024
8th Edition | 50 Miles | 18 Hours | 2593m Elevation | 2024 Sold Out

£99
Ultra Scotland 50

08/06/2024
6th Edition | 56 Miles | 18 Hours | 2447m Elevation | Limited Places

£99
Ultra Wales 50

22/06/2024
5th Edition | 50 Miles | 20 Hours | 2898m Elevation | Limited Places

£99
Beacons Way Ultra

27/07/2024
5th Edition | 63 Miles | 20 Hours | 3178m Elevation | By Application

£99
Yr Wyddfa Snowdon Ultra 50

14/09/2024
6th Edition | 47 Miles | 21 Hours | 3254m Elevation | By Application

£99
Glasgow to Edinburgh Ultra

05/10/2024
14th Edition | 56 Miles | 15 Hours | 231m Elevation | FINAL PLACES

£99

50 Mile Grand Slam & Super Slam

Are You Ready For The Challenge? ‘Simply’ take on 5 of the events above to secure your Grand Slam Medal. Or, take on all 8 for the Super slam Trophy and entrance in to the GBUltras Hall of Fame.

Ready for a 100 Miler? Check out the GB Ultras 100 Mile Ultramarathon Race Series