Runaway Racing

Race details

Next edition - 16th June 2024

An epic half marathon along The Ridgeway National Trail in Buckinghamshire.

The 6th edition will take place on Sunday 16th June 2024 at 1030am.

Starting in Wendover the route takes runners on along a stunning stretch of trail to Whiteleaf Hill Nature Reserve, where an undulating forest loop awaits.

Enter event

Trail Half Marathon

£32/£30 (UKA Affiliated)


Key Information

Sunday 16th June 2024
Start Time
Event base
Shoulder of Mutton, Wendover
Distance / Elevation
21.3km / 526m+
Time Limit
4 hours
Fully marked
Public Transport
Wendover Train Station
UTMB Qualifier
UTMB World Series Index Race
£32/£30 (UKA affiliated)
Minimum Age
TRA Permit Pending.
Race held under UKA rules.

Image Highlights

Image highlights from the Chiltern Ridge Half Marathon Image highlights from the Chiltern Ridge Half Marathon Image highlights from the Chiltern Ridge Half Marathon Image highlights from the Chiltern Ridge Half Marathon Image highlights from the Chiltern Ridge Half Marathon Image highlights from the Chiltern Ridge Half Marathon Image highlights from the Chiltern Ridge Half Marathon Image highlights from the Chiltern Ridge Half Marathon Image highlights from the Chiltern Ridge Half Marathon Image highlights from the Chiltern Ridge Half Marathon

Event Downloads

Last updated - October 2023

GPX File
A raw GPX track of the route.
OS Maps
Route trace via Ordnance survey maps, subscription required to view OS map layer.
Route via Garmin Connect.
Google Maps
Interactive route viewable using the Google Maps app
Printable Map
An A4 map of the route to print at home.
Info document
A downloadable PDF with all key race information.

Route Description

Our route follows a beautiful stretch of The Ridgeway between Coombe Hill in Wendover and Whiteleaf Hill near Princes Risborough - with a loop of the Chiltern Society’s Whiteleaf Hill Nature Reserve in-between.

The route is entirely off road and will test your strength and stamina as you tackle the numerous ups and downs.



A route preview and race briefing video will appear here closer to the event.

Video coming soon

Route Map

Previous editions

Chiltern Ridge Half Marathon 2023
Chiltern Ridge Half Marathon 2022
Chiltern Ridge Half Marathon 2021
Chiltern Ridge Half Marathon 2020
Chiltern Ridge Half Marathon 2019

Keep scrolling for more event info

Race Navigation
Race checkpoints

Aid stations

There is one checkpoint that you will pass twice. The following items will be available at this location:

  • Water
  • Coke
  • Mountain fuel energy gels (lime or orange)
  • Selection of sweets
Event base

Event base

The registration will take place at The Shoulder of Mutton pub in Wendover.

Once registered, runners make their way up the road and into the Coombe Hill Nature Reserve. The finish line is at the top of Coombe Hill itself, so you will have a short walk back to the car park/train station once you've finished.

There are multiple car parks within Wendover, including at the train station or library (free).

View on Google Maps

Required Gear

Required gear

All runners will be required to carry the following items for the entirety of the run:

  • Mobile phone (recommended)
  • Digital route map on watch/phone (recommended)
  • Soft cup for drinks at aid station (recommended)

Entry details

Registration is £32 (or £30 to UKA affiliated runners), runners must be aged 17 years or older.

  • Entry to the half marathon race
  • Event permitted by the TRA
  • Finishers medal
  • Timing with live results
  • Two on-route aid stations
  • Medical support
  • Bag drop at the event base

Entry details

Event FAQs

We've answered some common questions below. Please contact us if you have any further queries.

How difficult is this race?

The half marathon route is set on hilly terrain and this race will test your leg strength and climbing ability. We advise runners to take the uphills easier and hike were required in order to preserve energy and speed for the flat and downhill sections. A large percentage of the race is shaded which will protect you from any July heat, and the rest of the route gives stunning ridgeline views over the Chilterns which is a nice reward for all those hills.

Where can toilets be found at this event?

Pre-race there are toilets available at Wendover Library car park and at the Shoulder of Mutton pub, which is used for registration.

. Additionally there are toilets available on route on the The Plough pub, which is passed twice at 6.5 and 16km.

At the finish, we will have a portable toilet(s) set up in Coombe Hill car park.

Are there changing facilities available?

No, unfortunately we are unable to provide changing facilities at the race.

How can I attend this event without a car?

Wendover train station is situated just a 2-minute walk from the event registration and there are regular trains to/from London.

Coming soon - We are launching a ride sharing feature to allow other participants to offer lifts to others.

What footwear should I wear at this race?

Please wear trail running shoes for this race. The footpaths are uneven and steep in places.

What prizes are awarded at this event?

There are awards for the top three male and female finishers overall, along with age category awards for FV40, MV40, FV50, MV50, FV60, MV60, FV70, MV70.

How do I follow the route using my phone or watch?

Most GPS watches allow you to upload a GPX file of the route for you to follow whilst running. Typically this is done via by loading the GPX file into the app (i.e Garmin Connect), and then syncing your phone/watch together.

If you don't have a GPS watch we would recommend using OS Maps (£20/year) or Strava Premium (£48/year).

Withdrawal options

By entering our race, you agree to the following withdrawal policy. This policy applies to all runners with the exception of women of cannot compete due to pregnancy.

Withdrawal date
Credits issued
More than 4 weeks before race day

Credits can be used on future race entries, any time during the following 2 years.

Withdrawal requests must be completed online via our manage booking functionality.

Manage Booking
Event withdrawal

Beautiful route. Challenging course. Well organised event. Loved it and would do it again!


Chiltern Ridge Half, 2023

Loved this race! Amazingly organised and the course is beautiful! My first half marathon race and I could not recommend it enough!"


Chiltern Ridge Half, 2023

Event partners

National Trust
She Races
The Ridgeway National Trail
Chiltern Society
Ugoku Projects
Mountain Fuel
Runaway Racing Trig Point Illustration

Our trail running races

Chiltern Hills Invitational 9.75km -10th December 2023
Tewinbury 10K 10km -7th April 2024
Hughenden Trail 10K 10K -13th April 2024
Chiltern Ridge Ultra 50K 50km -27th April 2024
Greensand Country 50K 50km -26th May 2024
Chiltern Ridge Half Marathon 21.2km -16th June 2024
Dunstable Downs Half Marathon 21.2km -14th July 2024
Suffolk Coastal Path 50K 50km -14th September 2024
North Chilterns 50K 50km -13th October 2024
Chiltern Hills 100K 100K -5th April 2025

Past results & photos

Not sure which race to choose, check out our past event results and photos.

Results & photos