Ultra Challenge Series 2026

Are you a keen walker or runner looking for a real challenge?

Whatever your pace, take on an Ultra Challenge and help make a difference for people living with epilepsy.

Registration discounts for a limited time

Receive 25% off your registration fee when you choose Epilepsy Action to be your fundraising charity. This Autumn Deal offer is running from 1st September until 30th November 2025. Remember to use the discount code 25%CHARITY when you checkout on the Ultra Challenge website.

Overview

Whether it’s along a stunning coastline or on trails in the best of Britain’s countryside, your Ultra Challenge will be unforgettable!

The Ultra Challenge Series provides a choice of inspiring endurance events like no other.

Whether you walk, jog or run – individually or as a team – how you complete the challenge is entirely up to you!

 

Challenges

When: A date of your choice
Where: A location of your choice
Distance: 100km, 75km, 50km, 25km or 10km

Registration fee: From £20*
Minimum sponsorship pledge: From 100*

There are 3 payment options to choose from when booking. Each registration fee and minimum sponsorship varies for each distance*

What’s included*

  • Regular rest stops with drinks and snacks
  • A fully signed route
  • Pace walkers, medics, massage, support vehicles
  • Hot meals designed to keep you going
  • Finishers medal and T-shirt
  • Free shuttle buses from the finish

*Please see  Ultra Challenge Series  for full details

Our support

From the moment you sign up, we’re here with you every step of the way.

As part of the Ultra Challenge team, you’ll receive:

  • Lots of fundraising advice and support from our experienced Events team
  • Regular team e-newsletter updates
  • Sponsorship forms and a handy fundraising guide
  • A free branded T-shirt

Choose your Ultra challenge!

  • London Winter Walk
    • Date: 24-25 January 2026
    • Distance: Marathon, Half Marathon, 10 km, or 5 km Family Fun Run

    London Winter WalkA great event to wrap up and walk off the Christmas & New Year celebrations; maybe kick start a new fitness regime – and to fundraise for Epilepsy Action! There are Full Marathon, Half Marathon & 10km distance options – and an accessible ‘Family Fun 5K’ on the Sunday. All routes start & finish at
    The Oval Cricket Ground, and take in highlights of the Thames, its historic bridges, and many of the Capital’s landmarks. Sign up as a team, or as an individual and families are welcome. There’s rest stops with snacks & drinks, a special medal, and hot food back at the finish before you head home.

    Payment Options

    Option 1 – Full Charity Sponsorship 
    Marathon (26 miles) Registration fee £30(+ £300 minimum sponsorship)
    Half Marathon (13 miles) Registration fee £20(+ £225 minimum sponsorship)
    10km Walk Registration fee £20(+ £150 minimum sponsorship)

    Option 2 – Mixed fundraising  
    Marathon (26 miles) Registration fee £50 (+ £150 minimum sponsorship)
    Half Marathon (13 miles) Registration fee £40 (+ £120 minimum sponsorship)
    10km Walk Registration fee £30 (+ £100 minimum sponsorship)

    Option 3 – Own Place (with no minimum sponsorship) 
    Marathon (26 miles) Registration fee £99
    Half Marathon (13 miles) Registration fee £75
    10km Walk Registration fee £59
    5km Family Walk Registration fee £39

    Sign up now!
  • The Bath 50 Ultra Challenge
    • Date: 28 March 2026
    • Distance: 50 km, 25 km, or 10 km

    Bath 50 ChallengeCentred on this elegant historic city, take on a 50km Ultra, a testing 25km, or a sharp 10km challenge at your pace as a walk, jog or run- and fundraise for Epilepsy Action! From the Racecourse basecamp, 2000 adventurers will head out on looped routes around & through Bath –with fantastic panoramic views, past the famous Royal Crescent, and taking in many of the city’s sights & surrounding countryside. Join as an individual or as a team; you’ll get full support all the way, plenty of food & drink, a special medal, T shirt& celebration finish back at basecamp- and a great sense of achievement!

    Payment Options

    Option 1 – Full Charity Sponsorship 
    50km Registration fee £40 (+ £375 minimum sponsorship)
    25km Registration fee £30 (+ £275 minimum sponsorship)
    10km Registration fee £15(+ £150 minimum sponsorship)

    Option 2 – Mixed fundraising  
    50km Registration fee £75  (+ £225 minimum sponsorship)
    25km Registration fee £50  (+ £150 minimum sponsorship)
    10km Registration fee £25 (+ £100 minimum sponsorship)

    Option 3 – Own Place (with no minimum sponsorship) 
    50km Registration fee £139
    25km Registration fee £89
    10km Registration fee £49

    Sign up now!
  • Windsor 50 Ultra Challenge
    • Date: 18 April 2026
    • Distance:  50 km, 25 km, or 10 km

    Get active after the Easter holidays and take on a historic 50 km Ultra, a testing 25 km, or a sharp 10 km challenge at your pace as a walk, jog, or run – and fundraise for your favourite charity! From a Windsor Racecourse basecamp 2000 adventurers will head out on looped routes through the Great Park with fantastic views of the Castle, on to Runnymede, along the Thames Path, and taking in some wonderful surrounding countryside. Join as an individual or as a team; you’ll get full support all the way, plenty of food & drink, a special medal, T shirt & celebration finish back at basecamp – and a great sense of achievement!

    Payment Options

    Option 1 – Full Charity Sponsorship 
    50km Registration fee £40 (+ £375 minimum sponsorship)
    25km Registration fee £30 (+ £275 minimum sponsorship)
    10km Registration fee £15 (+ £150 minimum sponsorship)

    Option 2 – Mixed fundraising  
    50km Registration fee £75  (+ £225 minimum sponsorship)
    25km Registration fee £50  (+ £150 minimum sponsorship)
    10km Registration fee £25 (+ £100 minimum sponsorship)

    Option 3 – Own Place (with no minimum sponsorship) 
    50km Registration fee £139
    25km Registration fee £89
    10km Registration fee £49

    Sign up now!
  • Isle of Wight Ultra Challenge
    • Date: 2-3 May 2026
    • Distance:  106 km, 82 km, 53 km, 25 km, or 10 miles

    Easter 50 ChallengeGreat challenges need great settings, and up to 2,000 adventurers will take on stunning coastal path – all out to push themselves further – and you can fundraise for Epilepsy Action. It’s along the spectacular southern cliffs, past the iconic Needles, and up Cowes. For Full Island challengers it’s on to Ventnor, and back to our welcome basecamp in Chale after an epic 106km journey. You’ll get full support & hospitality all the way, and with 3/4, 1/2, & 1/4 Island Challenges + 10 mile ‘Medina Estuary’ option also available – there’s an Isle of Wight Challenge for everyone!

    Payment Options

    Option 1 – Full Charity Sponsorship 
    106 km Registration fee £50 (+ £575 minimum sponsorship)
    82 km Registration fee £45 (+ £475 minimum sponsorship)
    52/54 km Registration fee £40 (+ £375 minimum sponsorship)
    25 km Registration fee £30 (+ £275 minimum sponsorship)
    10 miles Registration fee £15 (+ £150 minimum sponsorship)

    Option 2 – Mixed fundraising  
    106 km Registration fee £110 (+ £330 minimum sponsorship)
    82 km Registration fee £90 (+ £270 minimum sponsorship)
    52/54 km Registration fee £75 (+ £225 minimum sponsorship)
    25 km Registration fee £50 (+ £150 minimum sponsorship)
    10 miles Registration fee £25 (+ £100 minimum sponsorship)

    Option 3 – Own Place (with no minimum sponsorship) 
    106 km Registration fee £199
    82 km Registration fee £169
    52/54 km Registration fee £139
    25 km Registration fee £89
    10 miles Registration fee £49

    Sign up now!
  • Jurassic Coast Challenge
    • Date: 16-17 May 2026
    • Distance: 100 km, 75 km, ~50 km, Marathon, ~25 km, or 10 km

    Jurassic Coast Challenge
    Take on Spectacular World Heritage coastline – and fundraise for Epilepsy Action.  A start in Corfe Castle, the route heads down to Swanage, and along through Lulworth Cove, past Durdle Door, with ups & downs to Weymouth half way. For full 100 km challengers, it’s past Portland Bill, Chesil Beach, and on to West Bay (of TV’s Broadchurch) – before a finish line celebration in the vibrant town of Bridport. Great 3/4, Half, a Weymouth Marathon & 1/4 Challenge options also – PLUS the Bridport 10K – it’s the event of the year!

    Payment Options

    Option 1 – Full Charity Sponsorship 
    100 km Registration fee £50 (+ £575 minimum sponsorship)
    75 km Registration fee £45 (+ £475 minimum sponsorship)
    Marathon/50 km Registration fee £40 (+ £375 minimum sponsorship)
    25 km Registration fee £30 (+ £275 minimum sponsorship)
    10 km Registration fee £15 (+ £150 minimum sponsorship)

    Option 2 – Mixed fundraising  
    100 km Registration fee £110 (+ £330 minimum sponsorship)
    75 km Registration fee £90 (+ £270 minimum sponsorship)
    Marathon/50 km Registration fee £75 (+ £225 minimum sponsorship)
    25 km Registration fee £50 (+ £150 minimum sponsorship)
    10 km Registration fee £25 (+ £100 minimum sponsorship)

    Option 3 – Own Place (with no minimum sponsorship) 
    100 km Registration fee £199
    75 km Registration fee £169
    Marathon/50 km Registration fee £139
    25 km Registration fee £89
    10 km Registration fee £49

    Sign up now!
  • London 2 Brighton Ultra Challenge
    • Date: 23-24 May 2026
    • Distance: 100 km, 75 km, 50 km, or 25 km

    London 2 Brighton Ultra Challenge
    The ‘original Ultra Challenge’ – and you can take it on and fundraise for Epilepsy Action. Over 2,000 adventurers will take on the Capital to Coast route and test their grit & determination over the weekend. Richmond-Upon-Thames is the start, and it’s over the North Downs with wonderful Surrey & Sussex countryside to half way at Turners Hill. The full 100 km route heads over the South Downs before the welcome sight of the Brighton coastline comes in to view. You’ll get full support & hospitality all the way – and with three quarter, half, marathon & quarter distance options also available – there’s a classic challenge for everyone!

    Payment Options

    Option 1 – Full Charity Sponsorship 
    100 km Registration fee £50 (+ £575 minimum sponsorship)
    75 km Registration fee £45 (+ £475 minimum sponsorship)
    50 km Registration fee £40 (+ £375 minimum sponsorship)
    25 km Registration fee £30 (+ £275 minimum sponsorship)

    Option 2 – Mixed fundraising  
    100 km Registration fee £110 (+ £330 minimum sponsorship)
    75 km Registration fee £90 (+ £270 minimum sponsorship)
    50 km Registration fee £75 (+ £225 minimum sponsorship)
    25 km Registration fee £50 (+ £150 minimum sponsorship)

    Option 3 – Own Place (with no minimum sponsorship) 
    100 km Registration fee £199
    75 km Registration fee £169
    50 km Registration fee £139
    25 km Registration fee £89

    Sign up now!
  • Lake District Ultra Challenge
    • Date: 6-7 June 2026
    • Distance: 100 km, 50 km, Marathon, 25 km, or 10 km

    Lake District Ultra Challenge
    Take on England’s finest countryside at your pace – and fundraise for Epilepsy Action. Challenge basecamp is in Kendal, and it’s a 100km loop taking in a couple of tough hills, the Garburn Pass, historic Ambleside, a half way point by Lake Windermere, forests & nature reserves – with some stunning views en-route, before a huge welcome & celebration back at basecamp after a momentous journey. You’ll get full support & hospitality, optional camping / hostel – and with half, marathon, quarter & 10K distance options also, there’s a Lake District Challenge for everyone!

    Payment Options

    Option 1 – Full Charity Sponsorship 
    100 km Registration fee £50 (+ £575 minimum sponsorship)
    Marathon / 50 km Registration fee £40 (+ £375 minimum sponsorship)
    25 km Registration fee £30 (+ £275 minimum sponsorship)
    10 km Registration fee £15 (+ £150 minimum sponsorship)

    Option 2 – Mixed fundraising  
    100 km Registration fee £110 (+ £330 minimum sponsorship)
    Marathon / 50 km Registration fee £75 (+ £225 minimum sponsorship)
    25 km Registration fee £50 (+ £150 minimum sponsorship)
    10 km Registration fee £25 (+ £100 minimum sponsorship)

    Option 3 – Own Place (with no minimum sponsorship) 
    100 km Registration fee £199
    Marathon / 50 km Registration fee £139
    25 km Registration fee £89
    10 km Registration fee £49

    Sign up now!
  • Cotswold Way Ultra Challenge
    • Date: 13-14 June 2026
    • Distance: 100 km, 75 km, 50 km, 25 km, or 10 km

    Cotswold Way Ultra Challenge
    Our Cirencester basecamp is the start of the 100 km looped route through the heart of the Cotswolds, providing a stunning setting for 2,000 adventurers to test themselves – and you can join and fundraise for Epilepsy Action. Rolling hills, villages, the Cotswold Way, footpaths & trails, with some fabulous views en route. You’ll get full support & hospitality, including optional ‘university style’ accommodation at basecamp, and with three quarter, half, quarter + a Cirencester 10 km distance option also – there’s a Cotswold’s Challenge for everyone.

    Payment Options

    Option 1 – Full Charity Sponsorship 
    100 km Registration fee £50 (+ £575 minimum sponsorship)
    75 km Registration fee £45 (+ £475 minimum sponsorship)
    50 km Registration fee £40 (+ £375 minimum sponsorship)
    25 km Registration fee £30 (+ £275 minimum sponsorship)
    10 km Registration fee £15 (+ £150 minimum sponsorship)

    Option 2 – Mixed fundraising  
    100 km Registration fee £110 (+ £330 minimum sponsorship)
    75 km Registration fee £90 (+ £270 minimum sponsorship)
    50 km Registration fee £75 (+ £225 minimum sponsorship)
    25 km Registration fee £50 (+ £150 minimum sponsorship)
    10 km Registration fee £25 (+ £100 minimum sponsorship)

    Option 3 – Own Place (with no minimum sponsorship) 
    100 km Registration fee £199
    75 km Registration fee £169
    50 km Registration fee £139
    25 km Registration fee £89
    10 km Registration fee £49

    Sign up now!
  • North Yorks Ultra Challenge
    • Date: 20-21 June 2026
    • Distance: 100 km, 50 km, 25 km, or 10 miles

    North Yorks Ultra Challenge
    A basecamp in Scarborough and a stunning coastal & moorland challenge, which you can take it on at your pace as a walk, jog, or run – and fundraise for your favourite charity! The route heads around the town and then north on the Cleveland Way, with a stunning coastline up through Robin Hood Bay and onwards to Whitby, and a welcome halfway 50km stop. For full 100km challengers, it’s along the Esk Valley before heading south into classic moorland scenery, and back to Scarborough basecamp. Sign up as an individual or as a team; you’ll get full support all the way, plenty of food & drink, optional camping & transfers, a special medal, T shirt and celebration finish. With 50km, 25km & 10-mileoptions also available – there’s a challenge for everyone!

    Payment Options

    Option 1 – Full Charity Sponsorship 
    100 km Registration fee £50 (+ £575 minimum sponsorship)
    50 km Registration fee £40 (+ £375 minimum sponsorship)
    25 km Registration fee £30 (+ £275 minimum sponsorship)
    10 miles Registration fee £20 (+ £100 minimum sponsorship)

    Option 2 – Mixed fundraising  
    100 km Registration fee £110 (+ £330 minimum sponsorship)
    50 km Registration fee £75 (+ £225 minimum sponsorship)
    25 km Registration fee £50 (+ £150 minimum sponsorship)
    10 miles Registration fee £22.5 (+ £70 minimum sponsorship)

    Option 3 – Own Place (with no minimum sponsorship) 
    100 km Registration fee £199
    50 km Registration fee £139
    25 km Registration fee £89
    10 miles Registration fee £39

    Sign up now!
  • Peak District Ultra Challenge
    • Date: 4-5 July 2026
    • Distance: 100 km, 75 km, 50 km, 25 km, or 10 km

    Peak District Ultra Challenge
    Our basecamp hub in idyllic Bakewell will welcome over 3,000 adventurers who will test themselves in the fabulous Peak District National Park; you can join and fundraise for Epilepsy Action.  There’s a full range of camping options, car parking, and extensive hospitality & welfare services across the weekend – with a full 100km Challenge which takes a tough & varied figure of 8 route through Derbyshire’s finest scenery. You’ll get full support all the way, and with 3/4, half, quarter & 10 mile distance options also which pass Chatsworth House – there’s a Peak District Ultra Challenge for everyone!

    Payment Options

    Option 1 – Full Charity Sponsorship 
    100 km Registration fee £50 (+ £575 minimum sponsorship)
    75 km Registration fee £45 (+ £475 minimum sponsorship)
    50 km Registration fee £40 (+ £375 minimum sponsorship)
    25 km Registration fee £30 (+ £275 minimum sponsorship)
    10 miles Registration fee £20 (+ £100 minimum sponsorship)

    Option 2 – Mixed fundraising  
    100 km Registration fee £110 (+ £330 minimum sponsorship)
    75 km Registration fee £90 (+ £270 minimum sponsorship)
    50 km Registration fee £75 (+ £225 minimum sponsorship)
    25 km Registration fee £50 (+ £150 minimum sponsorship)
    10 miles Registration fee £22.5 (+ £70 minimum sponsorship)

    Option 3 – Own Place (with no minimum sponsorship) 
    100 km Registration fee £199
    75 km Registration fee £169
    50 km Registration fee £139
    25 km Registration fee £89
    10 miles Registration fee £39

    Sign up now!
  • Gower Peninsula Ultra Challenge
    • Date: 18-19 July 2026
    • Distance: 100 km, 50 km, 25 km, or 10 km

    Gower Peninsula Ultra Challenge
    A new Ultra Challenge for 2025, set in the stunning Gower Peninsula – and you can fundraise for Epilepsy Action. The UK’s first Area of Outstanding Natural Beauty and famous for its golden beaches, limestone cliffs, wild moors, ridges, and woodlands. Our basecamp is in the grounds of the historic Penrice Castle, with weekend camping options and the 100km challenge is a figure of 8 route made up of west & east loops which take in the best of the Peninsula, its history, and its varied, unique landscape. With 50km, Marathon, 25km, and 10K challenge options, as well as a bar & entertainment at basecamp – this will be the highlight of the season!

    Payment Options

    Option 1 – Full Charity Sponsorship 
    100 km Registration fee £50 (+ £575 minimum sponsorship)
    50 km Registration fee £40 (+ £375 minimum sponsorship)
    25 km Registration fee £30 (+ £275 minimum sponsorship)
    10 miles Registration fee £20 (+ £100 minimum sponsorship)

    Option 2 – Mixed fundraising  
    100 km Registration fee £110 (+ £330 minimum sponsorship)
    50 km Registration fee £75 (+ £225 minimum sponsorship)
    25 km Registration fee £50 (+ £150 minimum sponsorship)
    10 miles Registration fee £22.5 (+ £70 minimum sponsorship)

    Option 3 – Own Place (with no minimum sponsorship) 
    100 km Registration fee £199
    50 km Registration fee £139
    25 km Registration fee £89
    10 miles Registration fee £39

    Sign up now!
  • South West 50 Ultra Challenge
    • Date: 25 July 2026
    • Distance: 50 km, 25 km, or 10 km

    North Downs 50 Ultra Challenge
    A fantastic ‘South West’ summer challenge – and you can join and fundraise for Epilepsy Action. Taking in the first Minehead section of the famous 630 mile Coastal Path, and with an extensive ‘basecamp’ in the shadows of the impressive Dunster Castle. The 50 km loop then heads over Exmoor with ups & downs and some magnificent views with over 1600 metres of climb. You’ll get full support all the way, and with 25 km options also, plus a family friendly 10K event – along with weekend camping packages & festival style hospitality at basecamp – there’s a South West Coast Ultra Challenge for everyone!

    Payment Options

    Option 1 – Full Charity Sponsorship 
    50 km Registration fee £40 (+ £375 minimum sponsorship)
    25 km Registration fee £30 (+ £275 minimum sponsorship)
    10 miles Registration fee £20 (+ £100 minimum sponsorship)

    Option 2 – Mixed fundraising  
    50 km Registration fee £75 (+ £225 minimum sponsorship)
    25 km Registration fee £50 (+ £150 minimum sponsorship)
    10 miles Registration fee £22.5 (+ £70 minimum sponsorship)

    Option 3 – Own Place (with no minimum sponsorship) 
    50 km Registration fee £139
    25 km Registration fee £89
    10 miles Registration fee £39

    Sign up now!
  • North Downs 50 Ultra Challenge
    • Date: 1 August 2026
    • Distance: 50 km, 25 km, or 10 km

    North Downs 50 Ultra Challenge
    We’re back on the North Downs with a fabulous challenge setting out from our Guildford basecamp – and you can fundraise for Epilepsy Action.  A looped 50 km route which takes in some of the best of the Surrey hills, the North Downs Way, and the surrounding countryside – with real variety and some wonderful scenery & fabulous views out to the south – and easily accessible from London! You’ll get full support & hospitality, and with 25 km & 10 km options also available, and optional University style accommodation at basecamp –  there’s a North Downs Ultra Challenge waiting for you!

    Payment Options

    Option 1 – Full Charity Sponsorship 
    50 km Registration fee £40 (+ £375 minimum sponsorship)
    25 km Registration fee £30 (+ £275 minimum sponsorship)
    10 miles Registration fee £20 (+ £100 minimum sponsorship)

    Option 2 – Mixed fundraising  
    50 km Registration fee £75 (+ £225 minimum sponsorship)
    25 km Registration fee £50 (+ £150 minimum sponsorship)
    10 miles Registration fee £22.5 (+ £70 minimum sponsorship)

    Option 3 – Own Place (with no minimum sponsorship) 
    50 km Registration fee £139
    25 km Registration fee £89
    10 miles Registration fee £39

    Sign up now!
  • London Summer Walk
    • Date: 22 August 2026
    • Distance: Marathon, 25 km, or 10 km

    Summer Walk

    Get your walking shoes on and explore some of the Capital’s less known historic areas with a tour of the
    ‘gateway to London’ along the Thames’s eastern section – and fundraise for Epilepsy Action. Starting alongside the grandeur of Woolwich Barracks (short walk from Elizabeth Line, DLR, & Overground) – there’s a marathon looped route, which heads into the heart of the Capital – alongside a 25km option taking in Greenwich, and a 10km option if you’re after something a bit shorter! Routes steeped in history with iconic sights, a lively warm up, full support all the way, rest stops with snacks & drinks, and capped with a BBQ meal, bar & music at the finish, making for a wonderful active end of summer celebration!

    Payment Options

    Option 1 – Full Charity Sponsorship 
    Marathon Registration fee £40 (+ £375 minimum sponsorship)
    25 km Registration fee £30 (+ £275 minimum sponsorship)
    10 km Registration fee £20 (+ £100 minimum sponsorship)

    Option 2 – Mixed fundraising  
    Marathon Registration fee £75 (+ £225 minimum sponsorship)
    25 km Registration fee £50 (+ £150 minimum sponsorship)
    10 km Registration fee £22.5 (+ £70 minimum sponsorship)

    Option 3 – Own Place (with no minimum sponsorship) 
    Marathon  Registration fee £139
    25 km Registration fee £89
    10 km Registration fee £39

    Sign up now!
  • South Coast Ultra Challenge
    • Date:  5-6 September 2026
    • Distance: 100 km, 50 km, or 25 km

    South Coast ChallengeThe South Downs National Park is a superb backdrop for 2000 adventurers to take on a real challenge – and you can join and fundraise for your favourite charity. An Eastbourne start, up Beachy Head, the magnificent Seven Sisters, and along the South Downs Way, with stunning views over the sea, to a Brighton half-way. Devil’s Dyke, and a few ups & downs lie ahead before historic Arundel comes into view after an amazing 100 km journey. You’ll get full support & hospitality all the way – and with half & quarter distance options available – there’s a South Coast Ultra Challenge for everyone!

    Payment Options

    Option 1 – Full Charity Sponsorship 
    100 km Registration fee £50 (+ £575 minimum sponsorship)
    50 km Registration fee £40 (+ £375 minimum sponsorship)
    25 km Registration fee £30 (+ £275 minimum sponsorship)

    Option 2 – Mixed fundraising  
    100 km Registration fee £110 (+ £330 minimum sponsorship)
    50 km Registration fee £75 (+ £225 minimum sponsorship)
    25 km Registration fee £50 (+ £150 minimum sponsorship)

    Option 3 – Own Place (with no minimum sponsorship) 
    100 km Registration fee £199
    50 km Registration fee £139
    25 km Registration fee £89

    Sign up now!
  • Thames Path Ultra Challenge
    • Date: 12-13 September 2026
    • Distance: 100 km, 50 km, or 25 km

    Thames Path Ultra ChallengeEngland’s greatest river provides a fantastic backdrop for an unforgettable challenge – and you can join and fundraise for Epilepsy Action. Over 3000 adventurers will join the Putney Bridge start, and the full 100km route heads upstream to Henley along the famous Towpath. It’s through Richmond, Hampton Court, Runnymede, and Windsor, with some wonderful scenery to a riverside finish line. With three quarter, half, quarter distance options also available – plus the separate 25km ‘Thames Bridges Trek’ & ‘The Moonlight 10 Walk’ through Central London as part of the weekend ‘festival’ – there’s a Thames Challenge for everyone!

    Payment Options

    Option 1 – Full Charity Sponsorship 
    100 km Registration fee £50 (+ £575 minimum sponsorship)
    75 km Registration fee £45 (+ £475 minimum sponsorship)
    50 km Registration fee £40 (+ £375 minimum sponsorship)
    25 km Registration fee £30 (+ £275 minimum sponsorship)
    10 miles Registration fee £20 (+ £100 minimum sponsorship)

    Option 2 – Mixed fundraising  
    100 km Registration fee £110 (+ £330 minimum sponsorship)
    75 km Registration fee £90 (+ £270 minimum sponsorship)
    50 km Registration fee £75 (+ £225 minimum sponsorship)
    25 km Registration fee £50 (+ £150 minimum sponsorship)
    10 miles Registration fee £22.5 (+ £70 minimum sponsorship)

    Option 3 – Own Place (with no minimum sponsorship) 
    100 km Registration fee £199
    75 km Registration fee £169
    50 km Registration fee £139
    25 km Registration fee £89
    10 miles Registration fee £39

    Sign up now!
  • Thames Bridges Trek
    • Date: 12 September 2026
    • Distance: 25 km & 16 bridges / New Thames 10km

    Thames Bridges TrekJoin 2500 walkers and trek 25 km across the Capital with unrivalled views of the skyline & landmarks – and you can fundraise for Epilepsy Action! From a Putney Bridge start it’s East towards the City, zigzagging over 16 historic bridges, each with a fascinating story – and a mid-point rest stop at The Oval Cricket Ground for snacks & drinks. 25 km later, beyond the majestic Tower Bridge, it’s a party style finish line celebration & afternoon picnic in Southwark Park. Sign up as an individual or as a team; you’ll get full support all the way, plenty of food & drink, a special medal, T shirt and celebration finish. With a 10 km option also available -there’s a fabulous Thames Walk for you!

    Payment Options

    Option 1 – Full Charity Sponsorship 
    25 km Registration fee £30 (+ £275 minimum sponsorship)
    10 miles Registration fee £20 (+ £100 minimum sponsorship)

    Option 2 – Mixed fundraising  
    25 km Registration fee £50 (+ £150 minimum sponsorship)
    10 miles Registration fee £22.5 (+ £70 minimum sponsorship)

    Option 3 – Own Place (with no minimum sponsorship) 
    25 km Registration fee £89
    10 miles Registration fee £39

    Sign up now!
  • Thames Moonlight 10
    • Date: 11 September 2026 – PM to evening
    • Distance: 10 km / 10 miles

    Thames Moonlight 10Take on either a spirited 10 km or an energetic 10 mile looped route walk through the heart of London as darkness falls and the Moon rises – and fundraise for Epilepsy Action. Experience London in a different light, passing famous landmarks – including St Paul’s, Westminster Abbey, Tower Bridge, the London Eye and more. A lively finish line awaits – with a glass of fizz & a special Moon medal – followed by some welcome hot food & drink.

    Payment Options

    Option 1 – Full Charity Sponsorship 
    10 miles Registration fee £20 (+ £150 minimum sponsorship)
    10 km Registration fee £20 (+ £150 minimum sponsorship)

    Option 2 – Mixed fundraising  
    10 miles Registration fee £25 (+ £75 minimum sponsorship)
    10 km Registration fee £30 (+ £100 minimum sponsorship)

    Option 3 – Own Place (with no minimum sponsorship) 
    10 miles Registration fee £49
    10km Registration fee £59

    Sign up now!
  • Chiltern 50 Ultra Challenge
    • Date: 26 September 2026
    • Distance: 50 km, 25 km, or 10 km

    Chiltern 50 Ultra Challenge
    Fabulous 50 km looped challenge in some of the Chilterns finest countryside – and you can join and fundraise for Epilepsy Action. With historic trails, rolling hills, nature reserves, and fantastic views – this is one not to miss! At our basecamp in Henley, there’s a Saturday night celebration BBQ, bar & entertainment, with extensive on-site camping & parking options. A route with real variety and some wonderful scenery – and easily accessible from London. You’ll get full support & hospitality, and with 25 km loop option and a 10K loop also available, there’s a Chiltern Ultra Challenge® for everyone!

    Payment Options

    Option 1 – Full Charity Sponsorship 
    50 km Registration fee £40 (+ £375 minimum sponsorship)
    25 km Registration fee £30 (+ £275 minimum sponsorship)
    10 km Registration fee £20 (+ £100 minimum sponsorship)

    Option 2 – Mixed fundraising  
    50 km Registration fee £75 (+ £225 minimum sponsorship)
    25 km Registration fee £50 (+ £150 minimum sponsorship)
    10 km Registration fee £22.5 (+ £70 minimum sponsorship)

    Option 3 – Own Place (with no minimum sponsorship) 
    50 km Registration fee £139
    25 km Registration fee £89
    10 km Registration fee £39

    Sign up now!
  • Kent Downs 50 Ultra Challenge
    • Date: 10 October 2026
    • Distance: 50 km, 25 km, or 10 km

    Kent Downs 50 Ultra ChallengeThe end of season Ultra Challenge®– in the ‘Garden of England’ – and you can fundraise for Epilepsy Action.  A basecamp near Maidstone, with parking & weekend camping options, the main 50km looped route heads anticlockwise around the Kent Downs – starting on the North Downs, around picturesque Aylesford, and following the River Medway. Along to the majestic Leeds Castle, then the North Downs Way back to the show ground finish line celebration. It’s easily accessible; you’ll get full support; and with 25km & 10km options also available, there’s a Kent Downs Ultra Challenge® waiting for you!

    Payment Options

    Option 1 – Full Charity Sponsorship 
    50 km Registration fee £40 (+ £375 minimum sponsorship)
    25 km Registration fee £30 (+ £275 minimum sponsorship)
    10 km Registration fee £20 (+ £100 minimum sponsorship)

    Option 2 – Mixed fundraising  
    50 km Registration fee £75 (+ £225 minimum sponsorship)
    25 km Registration fee £50 (+ £150 minimum sponsorship)
    10 km Registration fee £22.5 (+ £70 minimum sponsorship)

    Option 3 – Own Place (with no minimum sponsorship) 
    50 km Registration fee £139
    25 km Registration fee £89
    10 km Registration fee £39

    Sign up now!
  • London Halloween Walk
    • Date: 24 October 2026
    • Distance: 25 km, or 10 km

    Halloween WalkWhy not risk a hair-raising hike around some of the City’s scary streets and historic haunts? Choose your distance, gather your bravest guys & ghouls to make up a team – or go it alone if you dare and meet up with other chilling challengers. Dress to distress, and our creepy dungeon keepers at The Oval start & finish will meet, greet & shock. Once you escape there’s ghostly looped routes, with zombie rest stops, and if you manage to get back in one piece there’s a macabre medal, a glass of the Devil’s fizz, some horrific hot food & drink!

    Payment Options

    Option 1 – Full Charity Sponsorship 
    25 km Registration fee £30 (+ £275 minimum sponsorship)
    10 km Registration fee £20 (+ £150 minimum sponsorship)

    Option 2 – Mixed fundraising  
    25 km Registration fee £50 (+ £150 minimum sponsorship)
    10 km Registration fee £22.5 (+ £70 minimum sponsorship)

    Option 3 – Own Place (with no minimum sponsorship) 
    25 km Registration fee £89
    10 km Registration fee £49

    Sign up now!

Have a question?

We’d love to hear from you.

Contact our Events team on 0113 210 8830 or email events@epilepsy.org.uk and we’d be happy to help!