Just posted a calendar of ultra marathons taking place in the UK this year. If anyone has any information on unlisted events, please mail me at mail@ultrarunningworld.co.uk and I’ll be happy to include it.
Ultrarunning World
Ultrarunning, ultramarathon news and events
A current ultramarathon calendar for the UK with new ultra races like the Jogle Ultra and Thames Ring 260 can be found here:
http://www.ultramarathonrunning.com/races/uk.html