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Marathons in South East

Find marathons near me in South East for 2025/2026 - search by date or place, display on a map or use the advanced search to find your perfect race.

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Click an event for full event details, location, route, sustainability, what's included and how to enter.

A new and unique concept where you turn up ready to conquer a  Marathon but if you're feeling great tackle an Ultra, or go easy and run a cool 1-2 loops instead, depending on how you feel on the day!
  • Sun 26 Jan
  • £52
  • Sun 26 Jan
  • £52
Gerrards Cross, Buckinghamshire, UK

Running Tribe Races | Jan | Full Marathon

A new and unique concept where you turn up ready to conquer a Marathon but if you're feeling great tackle an Ultra, or go easy and run a cool 1-2 loops instead, depending on how you feel on the day!

  • Enter online
  • Undulating
  • Age 18 & over
  • 26.2 miles multi terrain running
A new and unique concept where you turn up ready to conquer a  Marathon but if you're feeling great tackle an Ultra, or go easy and run a cool 1-2 loops instead, depending on how you feel on the day!
  • Sun 23 Feb
  • £52
  • Sun 23 Feb
  • £52
Gerrards Cross, Buckinghamshire, UK

Running Tribe Races | Feb | Full Marathon

A new and unique concept where you turn up ready to conquer a Marathon but if you're feeling great tackle an Ultra, or go easy and run a cool 1-2 loops instead, depending on how you feel on the day!

  • Enter online
  • Undulating
  • Age 18 & over
  • 26.2 miles multi terrain running
Run the route of the world's first EVER 26.2 mile marathon from Windsor to London. An historic race with an incredible story. Run in the footsteps of legends and receive a special 1908 replica medal.
  • Sat 8 Mar
  • £69.99
  • Sat 8 Mar
  • £69.99
Windsor, Berkshire, UK

Original Marathon

Run the route of the world's first EVER 26.2 mile marathon from Windsor to London. An historic race with an incredible story. Run in the footsteps of legends and receive a special 1908 replica medal.

  • Enter online
  • Urban
  • Age 18 & over
  • 26.2 miles road running
A delectable racing experience perfect for those planning a spring marathon, over a pancake flat course using the wide, quiet country lanes surrounding the marsh town of Lydd in Kent.
  • Sun 9 Mar
  • £30-£35
  • Sun 9 Mar
  • £30-£35
Romney Marsh, Kent, UK

Brett Lydd 20 Mile

A delectable racing experience perfect for those planning a spring marathon, over a pancake flat course using the wide, quiet country lanes surrounding the marsh town of Lydd in Kent.

  • Enter online
  • Flat
  • PB
  • Age 18 & over
  • 20 miles road running
Cancelled
A new and unique concept where you turn up ready to conquer a  Marathon but if you're feeling great tackle an Ultra, or go easy and run a cool 1-2 loops instead, depending on how you feel on the day!
  • Sat 29 Mar
  • £52
  • Cancelled
  • Sat 29 Mar
  • £52
  • Cancelled
Gerrards Cross, Buckinghamshire, UK

Running Tribe Races | Mar | Full Marathon

A new and unique concept where you turn up ready to conquer a Marathon but if you're feeling great tackle an Ultra, or go easy and run a cool 1-2 loops instead, depending on how you feel on the day!

  • Enter online
  • Undulating
  • Age 18 & over
  • 26.2 miles multi terrain running
A superbly crafted spring marathon through some of Kent's prettiest countryside for your racing pleasure... Will you accept the challenge?
  • Sun 13 Apr
  • FREE-£45
  • Sun 13 Apr
  • FREE-£45
Ashford, Kent, UK

Kent Spring Marathon

A superbly crafted spring marathon through some of Kent's prettiest countryside for your racing pleasure... Will you accept the challenge?

  • Enter online
  • Undulating
  • Age 18 & over
  • 26.2 miles multi terrain running
The Magna Carta Marathon is based in scenic Runnymede right near the historic site where the treaty of Magna Carta was agreed by King John of England and signed on 15th June 1215.
  • Sat 26 Apr
  • £53-£55
  • Sat 26 Apr
  • £53-£55
Egham, Surrey, UK

Magna Carta Spring | Marathon

The Magna Carta Marathon is based in scenic Runnymede right near the historic site where the treaty of Magna Carta was agreed by King John of England and signed on 15th June 1215.

  • Chip timing
  • Enter online
  • Flat
  • Traffic free
  • Age 18-80
  • 26.2 miles trail running
A new and unique concept where you turn up ready to conquer a  Marathon but if you're feeling great tackle an Ultra, or go easy and run a cool 1-2 loops instead, depending on how you feel on the day!
  • Sun 27 Apr
  • £52
  • Sun 27 Apr
  • £52
Gerrards Cross, Buckinghamshire, UK

Running Tribe Races | Apr | Full Marathon

A new and unique concept where you turn up ready to conquer a Marathon but if you're feeling great tackle an Ultra, or go easy and run a cool 1-2 loops instead, depending on how you feel on the day!

  • Enter online
  • Undulating
  • Age 18 & over
  • 26.2 miles multi terrain running
A multi award-winning marathon consistently ranked in the top 10 UK marathons with a stadium finish to give you goosebumps! AIMS-certified and BARR Gold accreditation for outstanding race management.
  • Mon 5 May
  • £48-£58
  • Mon 5 May
  • £48-£58
Milton Keynes, Buckinghamshire, UK

MK Marathon

A multi award-winning marathon consistently ranked in the top 10 UK marathons with a stadium finish to give you goosebumps! AIMS-certified and BARR Gold accreditation for outstanding race management.

  • Chip timing
  • Enter online
  • GPS tracking
  • Flat
  • PB
  • Traffic free
  • Age 18 & over
  • 26.2 miles road running
Previously rated one of the top UK marathons! Scenic mixed-terrain route around Bewl Water on undulating rural wooded trails and quiet country lanes.
  • Sat 10 May
  • £53-£55
  • Sat 10 May
  • £53-£55
Wadhurst, East Sussex, UK

Bewl Water Spring | Marathon

Previously rated one of the top UK marathons! Scenic mixed-terrain route around Bewl Water on undulating rural wooded trails and quiet country lanes.

  • Chip timing
  • Enter online
  • Hilly
  • Age 18 & over
  • 26.2 miles trail running
The second half distance option of the London to Brighton Challenge starts from Turners Hill, crossing the South Downs National Park before arriving at Brighton.
  • Sat 24 - Sun 25 May
  • £139
  • 12 charities
  • Sat 24 - Sun 25 May
  • £139
  • 12 charities
Crawley, West Sussex, UK

Sussex Marathon

The second half distance option of the London to Brighton Challenge starts from Turners Hill, crossing the South Downs National Park before arriving at Brighton.

  • Chip timing
  • Enter online
  • GPS tracking
  • Undulating
  • Age 18 & over
  • 42 km trail running + 700 m ascent
Cancelled
A new and unique concept where you turn up ready to conquer a  Marathon but if you're feeling great tackle an Ultra, or go easy and run a cool 1-2 loops instead, depending on how you feel on the day!
  • Sat 31 May
  • £52
  • Cancelled
  • Sat 31 May
  • £52
  • Cancelled
Gerrards Cross, Buckinghamshire, UK

Running Tribe Races | May | Full Marathon

A new and unique concept where you turn up ready to conquer a Marathon but if you're feeling great tackle an Ultra, or go easy and run a cool 1-2 loops instead, depending on how you feel on the day!

  • Enter online
  • Undulating
  • Age 18 & over
  • 26.2 miles multi terrain running
The UK’s favourite 24-hour trail race! Epic, Brutal, Relentless. Race against the clock to tackle as many laps of the iconic course as you can. How far can you go in 24 hours?
  • Sat 7 - Sun 8 Jun
  • £80-£110
  • 4 charities
  • Sat 7 - Sun 8 Jun
  • £80-£110
  • 4 charities
Reading, Berkshire, UK

Endure24 | Reading

The UK’s favourite 24-hour trail race! Epic, Brutal, Relentless. Race against the clock to tackle as many laps of the iconic course as you can. How far can you go in 24 hours?

  • Dogs allowed
  • Entertainment
  • Music
  • Ballot
  • Chip timing
  • Enter online
  • Event village
  • Event expo
  • Park
  • Free venue entry
  • Sustainability policy
  • Age 16 & over
  • 24 hrs multi terrain running
The Magna Carta Marathon is based in scenic Runnymede right near the historic site where the treaty of Magna Carta was agreed by King John of England and signed on 15th June 1215.
  • Sat 7 Jun
  • £53-£55
  • Sat 7 Jun
  • £53-£55
Egham, Surrey, UK

Magna Carta Summer | Marathon

The Magna Carta Marathon is based in scenic Runnymede right near the historic site where the treaty of Magna Carta was agreed by King John of England and signed on 15th June 1215.

  • Chip timing
  • Enter online
  • Flat
  • Age 18 & over
  • 26.2 miles trail running
Cancelled
A new and unique concept where you turn up ready to conquer a  Marathon but if you're feeling great tackle an Ultra, or go easy and run a cool 1-2 loops instead, depending on how you feel on the day!
  • Sat 28 Jun
  • £52
  • Cancelled
  • Sat 28 Jun
  • £52
  • Cancelled
Gerrards Cross, Buckinghamshire, UK

Running Tribe Races | Jun | Full Marathon

A new and unique concept where you turn up ready to conquer a Marathon but if you're feeling great tackle an Ultra, or go easy and run a cool 1-2 loops instead, depending on how you feel on the day!

  • Enter online
  • Undulating
  • Age 18 & over
  • 26.2 miles multi terrain running
Cancelled
A new and unique concept where you turn up ready to conquer a  Marathon but if you're feeling great tackle an Ultra, or go easy and run a cool 1-2 loops instead, depending on how you feel on the day!
  • Sat 26 Jul
  • £52
  • Cancelled
  • Sat 26 Jul
  • £52
  • Cancelled
Gerrards Cross, Buckinghamshire, UK

Running Tribe Races | Jul | Full Marathon

A new and unique concept where you turn up ready to conquer a Marathon but if you're feeling great tackle an Ultra, or go easy and run a cool 1-2 loops instead, depending on how you feel on the day!

  • Enter online
  • Undulating
  • Age 18 & over
  • 26.2 miles multi terrain running
Take on this marathon distance event as part of the day of multi-sports and take the opportunity to race around this unique and inspiring Olympic venue on flat, scenic grounds with PB potential.
  • Sat 9 Aug
  • £40-£42
  • Sat 9 Aug
  • £40-£42
Windsor, Buckinghamshire, UK

Dorney Triathlon | August | Marathon

Take on this marathon distance event as part of the day of multi-sports and take the opportunity to race around this unique and inspiring Olympic venue on flat, scenic grounds with PB potential.

  • Chip timing
  • Enter online
  • Flat
  • PB
  • Age 18 & over
  • 26.2 miles road running
Cancelled
A new and unique concept where you turn up ready to conquer a  Marathon but if you're feeling great tackle an Ultra, or go easy and run a cool 1-2 loops instead, depending on how you feel on the day!
  • Sat 30 Aug
  • £52
  • Cancelled
  • Sat 30 Aug
  • £52
  • Cancelled
Gerrards Cross, Buckinghamshire, UK

Running Tribe Races | Aug | Full Marathon

A new and unique concept where you turn up ready to conquer a Marathon but if you're feeling great tackle an Ultra, or go easy and run a cool 1-2 loops instead, depending on how you feel on the day!

  • Enter online
  • Undulating
  • Age 18 & over
  • 26.2 miles multi terrain running
Previously rated one of the top UK marathons! Scenic mixed-terrain route around Bewl Water on undulating rural wooded trails and quiet country lanes.
  • Sat 13 Sep
  • £53-£55
  • Sat 13 Sep
  • £53-£55
Wadhurst, East Sussex, UK

Bewl Water Autumn | Marathon

Previously rated one of the top UK marathons! Scenic mixed-terrain route around Bewl Water on undulating rural wooded trails and quiet country lanes.

  • Chip timing
  • Enter online
  • Hilly
  • Age 18 & over
  • 26.2 miles trail running
A new and unique concept where you turn up ready to conquer a  Marathon but if you're feeling great tackle an Ultra, or go easy and run a cool 1-2 loops instead, depending on how you feel on the day!
  • Sat 27 Sep
  • £52
  • Sat 27 Sep
  • £52
Gerrards Cross, Buckinghamshire, UK

Running Tribe Races | Sep | Full Marathon

A new and unique concept where you turn up ready to conquer a Marathon but if you're feeling great tackle an Ultra, or go easy and run a cool 1-2 loops instead, depending on how you feel on the day!

  • Enter online
  • Undulating
  • Age 18 & over
  • 26.2 miles multi terrain running
A new and unique concept where you turn up ready to conquer a Marathon but if you're feeling great tackle an Ultra, or go easy and run a cool 1-2 loops instead, depending on how you feel on the day!
  • Sat 25 Oct
  • £26-£37.50
  • Sat 25 Oct
  • £26-£37.50
Gerrards Cross, Buckinghamshire, UK

Running Tribe Races | Oct | Full Marathon

A new and unique concept where you turn up ready to conquer a Marathon but if you're feeling great tackle an Ultra, or go easy and run a cool 1-2 loops instead, depending on how you feel on the day!

  • Enter online
  • Undulating
  • Age 18 & over
  • 26.2 miles multi terrain running
An autumnal trail treat to delight the senses and lift your spirit as you clock the miles and enjoy the majestic beauty of Wendover Forest. See you there!
  • Sun 2 Nov
  • FREE-£50
  • Sun 2 Nov
  • FREE-£50
Tring, Buckinghamshire, UK

Wendover Woods Marathon

An autumnal trail treat to delight the senses and lift your spirit as you clock the miles and enjoy the majestic beauty of Wendover Forest. See you there!

  • Enter online
  • Undulating
  • Age 18 & over
  • 26.2 miles trail running
A new and unique concept where you turn up ready to conquer a Marathon but if you're feeling great tackle an Ultra, or go easy and run a cool 1-2 loops instead, depending on how you feel on the day!
  • Sun 30 Nov
  • £26-£37.50
  • Sun 30 Nov
  • £26-£37.50
Gerrards Cross, Buckinghamshire, UK

Running Tribe Races | Nov | Full Marathon

A new and unique concept where you turn up ready to conquer a Marathon but if you're feeling great tackle an Ultra, or go easy and run a cool 1-2 loops instead, depending on how you feel on the day!

  • Enter online
  • Undulating
  • Age 18 & over
  • 26.2 miles multi terrain running
A new and unique concept where you turn up ready to conquer a  Marathon but if you're feeling great tackle an Ultra, or go easy and run a cool 1-2 loops instead, depending on how you feel on the day!
  • Sun 14 Dec
  • £26-£37.50
  • Sun 14 Dec
  • £26-£37.50
Gerrards Cross, Buckinghamshire, UK

Running Tribe Races | Dec | Full Marathon

A new and unique concept where you turn up ready to conquer a Marathon but if you're feeling great tackle an Ultra, or go easy and run a cool 1-2 loops instead, depending on how you feel on the day!

  • Enter online
  • Undulating
  • Age 18 & over
  • 26.2 miles multi terrain running
  • Sun 26 Jan
Midhurst, West Sussex, UK

South Downs & Arundel Marathon & 15 Mile Winter Trails | Marathon

  • 26.2 miles trail running

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