By using this website you agree to our
First header image
Second header image

As Keen As Mustard Box End SwimRun

800 participants · Sun 6th Jun 2021 · Bedford
Tickets on organiser’s site
About this event

As Keen As Mustard Swimrun is a epic adventure race incorporating Open water swimming and mixed terrain running. A new dual sport based on open water swimming and trail running. An endurance event we have adapted for the adventures. No transitions, you run in your swimming kit and swim in you running kit.

Raceday details
How to enter

What's included:

Solo Entry To race as a solo participant you must be 18 years ols or over and be able to swim and run the race distances

Team Entry   To participate you have to race in a team consisting of two people, be 18 years old or over and be able to swim and run the race distances.

TEAM racing only  The two members of each team have to stay together at all times and can not be more than 100 metres apart on land and not more than 10 metres during swimming.

Middling Mustard Half - Solo & Team
Sun 6th Jun 2021

Swim 4.2km, Run 8.2km

Mild Mustard Sprint 10K
Sun 6th Jun 2021

Swim 1.8km, Run 8.2km

Stay up-to-date
Get email updates about this event.
Be the first to review
How was the event?

What's on your mind? Past attendees and our team will be happy to answer your questions and help you prepare.

Route description
Route description

Our Mustard Swimrun races consist of trail running and swimming in and around the beautiful lake at Box End Park, the river Great Ouse and off road tracks around the river and the Kempston area.

The course will be well marked and marshalled and the finalised route and map for Mild Mustard Sprint 10k will be available on the day. The Middling Mustard Half 21k will be available before the day.

The Course   The finalised race route for Middling (21k) solo and team race will be published approx’ 4 weeks prior to the race. The course is approx divided into approx 10 swim sections and 11 run sections (approx 4.2km swim with 16.8km run).  The Mild (10k) solo race will be published on the day. The course is divided into approx 5 swim sections and 6 run sections (approx 1.8k swim and 8.2k run). Both courses will be marked and signed and no navigational skill are required. The run sections in both races are predominately flat arond Ferry Meadows and the surrounding area.


If you are keen to volunteer contact the race director to submit your interest.

Nicky Bailey
Phone: +44 7966 559952

How to get there

Box End Park Watersports, Box End Rd, Bedford MK43 8RN, UK

Get directionsExternalLink
Ask a questionFrom what gear to use to the race course itself – Our community is here to help.
Booking related questionsDo you have a question about bookings, cancellations, or refunds?
Tickets on organiser’s site

© Let's Do This 2021