The South Downs 100 miles, is a single loop trail race through the beautiful South Downs National Park. Runners will begin at the fantastic venue of Plumpton Racecourse before encountering an iconic and beautiful but challenging route. There is over 12,000 ft of elevation, with rolling hills, stunning views, 12 aid stations and a 34 hour cutoff time.
This race will also form part of the new South Downs Triple Crown starting in 2025 if you wish to enter.
https://www.ukultra.co.uk/south-downs-triple-crown
Our permits are granted through the ARC. Permit Number pending.
In order to qualify, runners must have completed at least a 50 mile race within the last four years. Ideally this should be a trail race but it is not mandatory. Runners must also have a good amount of trail running experience in general, and of running during darkness. Runners can enter before achieving this qualifier but it must be updated before race day. To update this please email neil@ukultra.co.uk Entries will close 1 week prior to the race or once entry limits are reached.
A qualifier can come in many forms but essentially you must have run 50 miles or more in a race format where results can be viewed online (Strava runs or similar are not accepted) Any road or trail race is fine as is a double Ironman. Please get in touch via the above email with any queries regarding what counts as a qualifier.
Any time up until July 2nd 2026 you are entitled to a 50% refund. After this time no refunds will be given. The only exception to this is pregnancy. In this case if you inform us before the race you will receive a full refund.
If you can no longer make the event, there is the option of deferring your place to 2027 or transferring it to another runner. Deferrals to the following year can only be made up until two weeks before race day as can transferring to another runner. Deferrals can only be made once and there is a small fee that must be paid.
Pregnant women will be able to defer their place to 2027/28 if they wish and for a further 2 years if they fall pregnant again within that period. Please email neil@ukultra.co.uk if you wish to make any of these changes..
We want highly competitive races at the sharp end of the fields and, welcome elite runners to come and compete. We do reserve places for elites and have packages in place to help. These are decided on an individual basis by the Race Director. If you are an elite runner and would like to take part then please email neil@ukultra.co.uk