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Marathons in South East in Autumn

Find marathons in South East in Autumn - filter by date, location or category, display on a map or use the advanced search to find your perfect race.

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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 12 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.

  • 26.5 miles trail running + 1420 ft ascent
  • Chip timing
  • Enter online
  • Hilly
  • Age 18-80
The Isle of Wight Marathon celebrates its 70th Anniversary in 2026! It has been run continuously since 1957, making it the longest-running (and one of the first to be held) in the UK.
  • Sun 4 Oct
  • £25-£30
Cowes, Isle of Wight, UK

The Isle of Wight Marathon

The Isle of Wight Marathon celebrates its 70th Anniversary in 2026! It has been run continuously since 1957, making it the longest-running (and one of the first to be held) in the UK.

  • 26.2 miles road running + 350 m ascent
  • Beginner-friendly
  • Chip timing
  • Enter online
  • Undulating
  • Event village
  • Rural
  • Age 18 & over
Enjoy stunning coastal views on this flexible-distance run at Milford on Sea, following an out-and-back route beside Sturt Pond and the Isle of Wight — perfect for all abilities.
  • Sun 25 Oct
  • £37.50-£39.50
Lymington, Hampshire, UK

Wight Lines

Enjoy stunning coastal views on this flexible-distance run at Milford on Sea, following an out-and-back route beside Sturt Pond and the Isle of Wight — perfect for all abilities.

  • 7 hrs trail running + 47 ft ascent
  • Beginner-friendly
  • Enter online
  • Flat
  • Event village
  • Coast
  • Public transport links
  • Age 18 & over
A new and unique concept where you decide how many loops you feel capable of on the day from 10km up to an ultra marathon! Push yourself further or go easy.
  • Sun 25 Oct
Gerrards Cross, Buckinghamshire, UK

Running Tribe Races | Oct

A new and unique concept where you decide how many loops you feel capable of on the day from 10km up to an ultra marathon! Push yourself further or go easy.

  • 1 day multi terrain running
  • Beginner-friendly
  • Dogs allowed at venue
  • Enter online
  • Park
  • Rural
  • Public transport links
  • All ages
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 1 Nov
  • £47
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!

  • 26.2 miles trail running + 2966 ft ascent
  • Enter online
  • Undulating
  • Age 18 & over
Your chance to remember those who have given the ultimate sacrifice during conflicts around the world, with a two-minute silence, a marathon, then a Remembrance medal, a goody bag and a special pin.
  • Sun 8 Nov
  • £25-£37
Egham, Surrey, UK

Remembrance Run | South | Marathon

Your chance to remember those who have given the ultimate sacrifice during conflicts around the world, with a two-minute silence, a marathon, then a Remembrance medal, a goody bag and a special pin.

  • 26.2 miles trail running
  • Enter online
  • Flat
  • Age 18 & over
A new and unique concept where you decide how many loops you feel capable of on the day from 7km up to an ultra marathon! Push yourself further or go easy.
  • Sat 28 Nov
  • £26-£37
Gerrards Cross, Buckinghamshire, UK

Running Tribe Races | Nov

A new and unique concept where you decide how many loops you feel capable of on the day from 7km up to an ultra marathon! Push yourself further or go easy.

  • 1 day multi terrain running
  • Beginner-friendly
  • Dogs allowed at venue
  • Hilly
  • Traffic free
  • Event village
  • Park
  • Rural
  • Public transport links
  • Age 16 & over
  • Sun 13 Sep
  • £66-£68
Brockenhurst, Hampshire, UK

The Garmin New Forest Marathon | Full Marathon

  • 26.2 miles multi terrain running + 160 ft ascent
  • Sun 25 Oct
  • £37-£39
Windsor, Buckinghamshire, UK

Windsor Dorney Lakeside Marathon

  • 26.2 miles road running

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