May 10 2025 at 07:45

Tough Mudder – London West, 5K

Henley-on-Thames

13.1 miles

Do you have what it takes to brave on the hilliest and most technically difficult Tough Mudder course, debuting some of the brand-new obstacles? Please note, the fundraising target is £274.

May 10 2025 at 07:45

Tough Mudder – London West, 15K

Henley-on-Thames

13.1 miles

Do you have what it takes to brave the hilliest and most technically difficult Tough Mudder course, debuting some of the brand-new obstacles? Please note, the fundraising target is £274.

May 10 2025 at 09:00

Edinburgh Abseil

Edinburgh

Are you ready for the adventure of a lifetime? Join us for the Edinburgh Abseil, taking on a 100ft descent down the Port of Leith Distillery. Please note, the fundraising target is £200.

May 10 2025 at 09:00

Battersea Park Half Marathon

London

13.1 miles

Run through Battersea Park, one of London’s most scenic parks, on a flat, fast half-marathon course that makes it the perfect race to chase your Personal Best. Please note, the fundraising target is £274.

May 11 2025 at 07:45

Tough Mudder – London West, 5K

Henley-on-Thames

13.1 miles

Do you have what it takes to brave the hilliest and most technically difficult Tough Mudder course, debuting some of the brand-new obstacles? Please note, the fundraising target is £274.

May 11 2025 at 07:45

Tough Mudder – London West, 15K

Henley-on-Thames

13.1 miles

Do you have what it takes to brave the hilliest and most technically difficult Tough Mudder course, debuting some of the brand-new obstacles? Please note, the fundraising target is £274.

May 11 2025 at 09:00

Britain’s Ocean City Running Festival

Plymouth

5km, 10km or half marathon

A picturesque coastal-city event, featuring the Plymouth Half Marathon,10K and 5K races. Please note, the fundraising target is £274.

May 11 2025 at 09:00

Rob Burrow Leeds Marathon

Leeds

Marathon

Take in the city's scenic countryside and outer suburbs at this event inspired by the Leeds Rhinos legend.

May 11 2025 at 09:30

AJ Bell Great Bristol Run - 10K

City of Bristol

10K, Half marathon

Run for Brain Tumour Research in Bristol’s 10k or half marathon race

May 11 2025 at 09:30

AJ Bell Great Bristol Run - Half Marathon

City of Bristol

10K, Half marathon

This event has now sold out. Run for Brain Tumour Research in Bristol’s 10k or half marathon race

May 18 2025 at 09:00

Hackney Half Marathon

London

13.1 miles

We have now allocated all our places for this event. If you would like to be added to the waitlist, please complete the application form. Join our Brain Tumour Research team for this hugely popular East London half marathon with festival vibes, live music and street food.

May 24 2025 at 07:00

The Yorkshire Three Peaks Challenge

The Yorkshire Dales 

24.5 miles

Conquer the breathtaking Yorkshire Three Peaks – a day to make friends and memories whilst raising vital funds for research into brain tumours.

May 24 2025 at 09:00

Regent’s Park 5K

London

5km

Set your pace in Regent’s Park as you race through one of London’s most iconic green spaces, with the chance to spot wild residents from ZSL London Zoo! Please note, the fundraising target is £150.

May 25 2025 at 10:00

Edinburgh Marathon

Edinburgh

26.2 miles

We have now allocated all our places for this event. Please check our events calendar for alternative events. Voted the fastest marathon in the UK by Runner’s World. Enjoy a fantastic all-encompassing route that takes in some of Edinburgh’s most iconic landmarks, as well as offering picturesque views along the East Lothian coastline. Fundraising target is £500.

May 25 2025 at 08:00

Edinburgh Half Marathon

Edinburgh

13.1 miles

We have now allocated all our places for this event. Please check our events calendar for alternative events. The PB potential on this fabulously flat and fast route is high! If you are planning the Edinburgh Marathon Festival Half as your first half-marathon, you will be pleasantly surprised to discover that the course starts on a downhill, then flattens out all the way to the finish line. Please note, the fundraising target is £250

May 25 2025 at 09:00

The Bishop Fleming Great West Run

Exeter

Half marathon

Join thousands of runners in Exeter for this great half marathon! Please note, the fundraising target is £199.

May 31 2025 at 08:00

Jump for Hope

Various locations across the UK

10,000ft

Take on the ultimate challenge and jump 10,000ft to help find a cure.

Jun 01 2025 at 09:00

Hyde Park 5K

London

5km

Pick up the pace in London’s iconic Hyde Park with a fast and flat 5km, perfect for runners of all abilities and those chasing a new Personal Best. Please note, the fundraising target is £150.

Jun 15 2025 at 07:00

Leamington Spa Half Marathon

Leamington Spa

Half marathon

The Half Marathon course heads north out of Leamington through scenic villages, passing farms and fields in the beautiful Warwickshire countryside. Please note, the fundraising target is £100.

Jun 21 2025 at 09:00

Race to the King 2025

Chichester

50km, 100km

The 50K routes are a perfect entryway into ultramarathon, with the option to take on the 100K for seasoned ultramarathon runners. Please note, the fundraising target is £350–£550.