Ultramarathons in South East

PHOENIX - Rinky Dink Pink Run 2025

The Spring Lucky Dip Run

PHOENIX - Dragonfly Run 2025

Lone Wolf - South East 2025

Save The Rhino Run 2025

PHOENIX - Top Run 5

Midweek Chasing Numbers Apr 2025

PHOENIX Fridays - Animal Magic Friday

PHOENIX - Stag & Hen Run

Midweek Medal Madness Run Apr 2025

Midweek Chasing Numbers May 2025

BigWayRound - Winchester Trail Running

Bank Holiday Madness May 2025

PHOENIX - Dragon's Eye Race 1

Easy Does It Run

Midweek Run - Leon's Birthday Run!

The Ridgeway Challenge

PHOENIX - The Purple Turtle Run

PHOENIX Fridays - Friday the 13th

The MTC Windsor Ultra

The MTC Richmond Ultra

Bewl Water 10k, Half Marathon, Marathon & Ultra 50km Race Series - September 

PHOENIX - Dragon's Eye Race 2

Guided 50k & 15 mile runs - Alresford

Running GP at Goodwood Motor Circuit - October 2025

Serpent Trail Ultra Run- November 2025

PHOENIX - Track Wars XXVI - Never Give Up - 6, 12 and 24 hour track events

London Winter Walk

Pilgrim Challenge

Ultra X Spring Trail Series

London 2 Brighton Ultra Challenge

South Coast Ultra Challenge

Thames Path Ultra Challenge

Christmas Jumper Daschund Through the Snow Run

Christmas Cracker Chasing Numbers

Christmas Day Cracker Run 2024

Year End Time Turner 2024

The Last Run of the Year 2024

New Years Day Run

Country to Capital Ultra 43

Midweek Chasing Numbers Jan 25

The Squid Games Run

PHOENIX - Pearl Harbour - Military Series Run

Winter Wanderlust Races

The Run Before Christmas

Dachsund Through the Snow Christmas Jumper Big Bobble Run

This brand new event is the perfect way to enjoy some Winter riverside scenery. Starting from Walton-on-Thames, you can choose from a range of distances, from a 5k all the way up to an ultra marathon! Come along for the friendly atmosphere and your themed finisher's medal.

Phoenix Running

5k - Standard

5k - UKA Affiliated Entry

10k - Standard

10k - UKA Affiliated Entry

Half Marathon - Standard

Half Marathon - UKA Affiliated Entry

Marathon - Standard

Marathon - UKA Affiliated Entry

Ultra Marathon / 7-Hour Timed Event - Standard

Ultra Marathon / 7-Hour Timed Event - UKA Affiliated Entry

Ultra Marathon / 7-Hour Timed Event (No Medal) - UKA Affiliated Entry

Ultra Marathon / 7-Hour Timed Event (No Medal) - Standard

Challenge yourself to run between 5 and 50km along the beautiful River Thames and receive your celebratory finisher's medal. Perfect for a wide range of running abilities, come along for the fully-stocked aid station and views of London as you run.

Saturn Running

5k - Standard Entry

5k - Affiliated Entry

10k - Standard Entry

10k - Affiliated Entry

Half Marathon - Standard Entry

Half Marathon - Affiliated Entry

Marathon - Standard Entry

Marathon - Affiliated Entry

Ultra / Timed Challenge - Standard Entry

Ultra / Timed Challenge - Affiliated Entry

Whether you're a beginner or an experienced athlete, push yourself beyond your limits at the Lone Wolf 2025. Complete a 6.74km loop every hour, on the hour for 24 hours, finishing each loop within 60 minutes to continue to the next.

Dynamic Adventures CIC

Lone Wolf - General Entry

Grab your friends and family for a lovely run along the Thames courtesy of Saturn Running. The 7 hour timed challenge allows you control over how far you run, with medals for all finishers! All abilities are welcome, so come and get moving this Spring.

This brand new event is the perfect way to enjoy some Spring riverside scenery. Starting from Walton-on-Thames, you can choose from a range of distances, from a 5k all the way up to an ultra marathon! Come along for the friendly atmosphere and your themed finisher's medal.

Join for a Spring edition of one of Saturn's popular midweek runs. This 7 hour timed challenge allows you to run as far and fast as you like, with everyone who completes at least 5k taking home an epic medal and goody bag. Come and see how far you can go.

Ultra / 7 Hour Challenge - Affiliated Entry

Ultra / 7 Hour Challenge - Standard Entry

Enjoy this friendly event, with a stunning route along the River Thames. Starting from Walton-on-Thames, you'll have 7 hours to run as far as you can, or as little as 3.28 miles. Perfect for all abilities, you'll get a bespoke finisher's medal when you cross the finish line.

Ultra Marathon / 7-hour timed event - Standard

Ultra Marathon / 7-hour timed event - UKA Affiliated Entry

This themed run is the perfect way to enjoy some Spring riverside scenery. Starting from Walton-on-Thames, you can choose from a range of distances, from a 5k all the way up to an ultra marathon! Come along for the friendly atmosphere and your themed finisher's medal.

Join Saturn Running for a fantastic value midweek chasing numbers run to kickstart your running year. The course takes you on a scenic journey along the River Thames, and you can complete it as many times as you like within the 7 hour time limit.

Ultra / Timed Challenge - UKA Affiliated Entry

Join Saturn Running for a fantastic value midweek chasing numbers run to make the most of Spring. The course takes you on a scenic journey along the River Thames, and you can complete it as many times as you like within the 7 hour time limit.

Begin your May with a fantastic trail run in the Winchester countryside, tackling 14 miles, 19 miles, 26 miles or 50k of amazing trails. With incredible scenery and aid stations along the route to keep you fuelled, this event is perfect for beginners and experienced runners.

BigFeat Events

14 Miles - Standard Entry

19 Miles - Standard Entry

Ultra - Standard Entry

Join Saturn Running for a fantastic value midweek chasing numbers run tmake the most of Spring. The course takes you on a scenic journey along the River Thames, and you can complete it as many times as you like within the 7 hour time limit.

Based at Hurtwood Park Estate, this unique event offers flexible start times and the challenge of a 7 hour time limit to see how far you can go! Complete a minimum of 2.62 miles or run as far as you like - it's completely up to you. You'll be able to take advantage of the epic aid station and will finish with a bespoke medal around your neck.

7 hour Timed Event / Ultra Marathon - Standard

7 hour Timed Event / Ultra Marathon - UKA Affiliated Entry

Challenge yourself to run between 5 and 50km along the beautiful River Thames and receive your celebratory finisher's medal. Perfect for a wide range of running abilities, come along to this Squid Games themed run for the fully-stocked aid stations and friendly atmosphere.

Join Saturn Running for a fantastic value midweek run to make the most of Spring. The course takes you on a scenic journey along the River Thames, and you can complete it as many times as you like within the 7 hour time limit.

Take an unforgettable trip from Ivinghoe Beacon in Hertfordshire to Avebury Stones in Wiltshire along the 5,000 year old Ridgeway National Trail. Push yourself to the limits as you cover 86-miles of beautiful scenery and challenging terrain.

Runaway Racing

The Ridgeway Challenge 2025 - UK Athletics Affiliated Entry

The Ridgeway Challenge 2025 - General Race Entry

This brand new event is the perfect way to enjoy some Summer riverside scenery. Starting from Walton-on-Thames, you can choose from a range of distances, from a 5k all the way up to an ultra marathon! Come along for the friendly atmosphere and your themed finisher's medal.

Liven up your Friday with a flexible, friendly run starting in Walton-on-Thames. Choose from two routes, towards Walton Bridge or Hampton Court, completing a minimum of 5.3k to earn your finisher's medal. If you're looking for a challenge, see how far you can go within 7 hours! Come along for your bespoke finisher's medal and an inclusive atmosphere.

The final leg of one of the most formidable races in the UK weaves along the Thames Path from Richmond to the Thames Barrier. Suitable for experienced trail runners, this iconic course follows the river closely, allowing participants to immerse themselves in the wonderful sights of London.

Ultra Running

The Richmond Ultra - Solo Entry

Get the full tour of South-West London as you push yourself to the limits at The MTC Richmond Ultra. Cover 33-miles, including some iconic landmarks and scenic views. Come for the epic challenge, post-race goodies and amazing prizes.

MTC Richmond Ultra - Solo Entry

Experience the stunning scenery of Bewl Water reservoir at this fantastic late spring event. With a variety of distances, from a 10k to an ultra marathon, this event offers something for experienced and novice runners alike. Come to claim your bespoke finisher's medal and top finisher's prize.

Hermes Running

Test your legs next October with a fantastic guided trail run from Wilderness Running. No need to worry about navigation or pacing, just turn up and enjoy the beautiful countryside views. This is the perfect event for those looking to try out their first ultramarathon.

Wilderness Running

50k Ultra Run - Standard Entry

15 Mile Guided Trail run - Standard Entry

Find that extra gear in this unique Running Grand Prix event. Great for beginners and veterans alike, the course winds its way around the historic Goodwood Motor Circuit. Come for the finisher's medal or for that chequered flag finish.

RunThrough

Half Marathon inc T-Shirt (£12) - Standard Entry

10k inc T-Shirt (£12) - Standard Entry

5k inc T-Shirt (£12) - Standard Entry

20 Mile - Standard Entry

50k - Standard Entry

20 Mile inc T-Shirt (£12) - Standard Entry

Marathon inc T-Shirt (£12) - Standard Entry

50k inc T-Shirt (£12) - Standard Entry

Group Booking (6 Entries) - Group of 6 Entry

This late-night trail run is great for all runners. There's some great rural scenery and twisting trails that will make all runners feel alive. Enjoy the company of your expert guide who will guide you on this 30 miler. You'll be greeted by a well earned beer at the finish line too.

Running Adventures

30 Miler - Standard Entry 

This unique event returns to Walton-on-Thames, offering runners the chance to run as far as they can in 6, 12 or 24 hours. This is the perfect opportunity to achieve a new PB as you race around the track-based course. Come along to see how far you can go, and claim your finisher's medal.

24 Hour Timed Event - 8am start - Standard

24 Hour Timed Event - 8am start - UKA Affiliated Entry

12 Hour Timed Event - 8am start - Standard

12 Hour Timed Event - 8am start - UKA Affiliated Entry

6 Hour Timed Event - 8am start - Standard

6 Hour Timed Event - 8am start - UKA Affiliated Entry

6 Hour Timed Event - 2:45pm start - Standard

6 Hour Timed Event - 2:45pm start - UKA Affiliated Entry

6 Hour Timed Event - Midnight start - Standard

6 Hour Timed Event - Midnight start - UKA Affiliated Entry

Start the new year on the front foot, by walking 5km, 10km, a half marathon or full marathon. Starting and finishing at The Oval cricket ground, this event is the perfect way to see London, get fit and meet amazing new people.

Ultra Challenge

The Pilgrim Challenge follows the North Downs Way National Trail, the oldest trade route in England. Take on the whole weekend, or try your hand at one day. Whether this is your first ultra of your 100th, the stunning scenery of the North Downs will take your breath away and take you to new limits.

XNRG 

The Ultra X Spring Trail Series takes place on the Serpent Trail, situated just 1 hour South-West of Central London. The trail is one of the most beautiful stretches in the UK and is situated within the South Downs National Park

Ultra X

Leafy Richmond to sunny Brighton – over the North Downs and the South Downs, with some wonderful Surrey & Sussex countryside in between. You don't want to miss out on this unforgettable adventure.

The South Downs National Park is a superb backdrop for 2000 adventurers to take on a real challenge. Come and see if you have what it takes to conquer this stunning route.

England’s greatest river provides a fantastic backdrop for an unforgettable challenge. Choose from several route options and get ready for an epic weekend.

Come and celebrate the Christmas countdown with a lovely run along the Thames courtesy of Saturn Running. The 7 hour timed challenge allows you control over how far you run, with medals for all finishers! All abilities are welcome, so get moving during this festive period.

7 Hour Challenge / Ultra - Standard Entry

7 Hour Challenge / Ultra - Affiliated Entry

This festive treat is the perfect way to achieve your weekly distance target in a fun, inclusive atmosphere. With a route along the River Thames and the flexibility to choose whatever distance suits you, this is ideal for all abilities. Come along for a fantastic finisher's medal and goody bag.

Give yourself a present with the Christmas Day Cracker Run! Try and complete as many 4.37 mile laps as you can within the 7-hour time limit and earn a goody bag, medal and Christmas present. An amazing way to spend your Christmas morning, running along this beautiful stretch of the River Thames.

Ultra / 7 Hour Challenge  - Standard Entry

Ultra / 7 Hour Challenge  - Affiliated Entry

See how far you've come in 2024 by taking part in this 7 hour time challenge where you'll complete as many 4.37 mile laps as you can. This event is open to all abilities so everyone is able to get moving, after all, that festive indulgence!

7 hour Challenge / Ultra - Standard Entry

7 hour Challenge / Ultra - Affiliated Entry

Bring your 2024 to a finish with this friendly running event on the last day of the year. Based in Staines, you'll run along the River Thames, completing as many or as few laps as you like! Complete a minimum of 5k to earn your finisher's medal, and make sure to hang around for the post-run pizza.

Join us for our New Year's Day Run and our very first event of 2025! If you've overindulged during the Christmas period, and are looking to make some positive changes in 2025, then this is the Run for you. All abilities are welcome at this super-inclusive event and walkers are also welcome.

Kick-start the New Year with the ultimate challenge at this Country-to-Capital Ultra marathon. Great for experienced runners, the route begins in the Chiltern Hills before coming onto the Grand Union Canal and ending in Little Venice. Come for the stunning winter surroundings.

Go Beyond Challenge

Ultra Marathon - Standard Entry

Join us for our New Years Day Run and our very first event of 2025! If you've over indulged during the Christmas period, and are looking to make some positive changes in 2025, then this is the Run for you!All abilities are welcome at our super-inclusive events and we also welcome walkers too.

Celebrate history at the fourth and final event in the military running series, Pearl Harbour. With the option to run as much or little as you like in the time limit, you can make this event your own. As always, you will be rewarded with an epic medal to remember your achievement.

Don't get caught out in the cold this Winter and take on this mammoth challenge bringing the festive spirit to the beautiful North Downs. This event is welcoming to both seasoned athletes and those new to long-distance running. Come for an epic experience taking in the stunning Kent scenery.

Embrace Ultra

Get in the festive mood with this inclusive, friendly run along the River Thames. Run as little or as much as you like, completing a minimum of 5k to earn your finisher's medal. Come along for the supportive atmosphere and fully-stocked aid station!

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Ultramarathon Events in South East 2025-2026

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