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A 50km ultra and half marathon in the heart of the Chiltern Hills.

Update (23rd Sept): Due to a request from the National Trust, we have now changed the 50km route. Please click here to read further.

Please read and download our PDF race information document.

COVID: This event will be going ahead with COVID secure restrictions in place. For more details please click here.

Both races will operate a rolling start. The ultra between 0815-0900, the half between 0945-1030.

To view race resources including maps and GPX files, click here.

50km Ultra Trail

Saturday 3rd October 2020
(rolling start from 0815)

50km 990m 8h cut-off 4h27

Take on the very best of the Chiltern Hills countryside in this scenic 50km ultra marathon route.

With just under 1000 metres of elevation change this route gives you challenging undulation trail running with beautiful views of the surrounding landscape.

Ultra illustrated route

Half marathon

Saturday 3rd October 2020
(rolling start from 0945)

21.2km 400m 1h54

A half marathon route through beautiful woodlands and countryside of the Chiltern Way and Ridgeway trails, a challenging & scenic half.

This race combines beautiful but tough hills with the fast countryside sections, making it enjoable but a good test.

Half illustrated route

Key details

Race day

Sat 3rd Oct 2020


Half Marathon & 50km Ultra Trail

Event base

Wendover, HP22 5NQ


Half 400m, Ultra 990m

Entry fee

Half £30, Ultra £60


Unique medal for finishers
(T-Shirts to buy)


Fully marked with marshals


Regular aid stations on route

First aid

Course-wide medical support

Useful information

If you have a question please email [email protected]

Runaway Adventures Explore more races at runawayracing.com