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Half marathons in South East in Autumn

Find half 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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Scenic mixed-terrain route around Bewl Water on undulating rural wooded trails and quiet country lanes. The marathon course at the same venue was previously rated one of the top UK marathons.
  • Sat 12 Sep
  • £43-£45
Wadhurst, East Sussex, UK

Bewl Water Autumn | Half Marathon

Scenic mixed-terrain route around Bewl Water on undulating rural wooded trails and quiet country lanes. The marathon course at the same venue was previously rated one of the top UK marathons.

  • 13.1 miles trail running + 710 ft ascent
An inspiring half marathon in Windsor Great Park, starting and finishing on the Long Walk with Windsor Castle as the backdrop - probably the most iconic of all road race finishes in the UK!
  • Sun 27 Sep
  • £37.60-£48
Windsor, Berkshire, UK

Windsor Half Marathon

An inspiring half marathon in Windsor Great Park, starting and finishing on the Long Walk with Windsor Castle as the backdrop - probably the most iconic of all road race finishes in the UK!

  • 13.1 miles road running + 167 m ascent
This ever popular race promises amazing coastal views and a relatively flat coastal promenade run with real PB potential.
  • Sun 27 Sep
  • From £25
Folkestone, Kent, UK

Folkestone Rotary Half Marathon

This ever popular race promises amazing coastal views and a relatively flat coastal promenade run with real PB potential.

  • 13.1 miles road running + 469 ft ascent
The toughest trail run in the South East is back by popular demand. Likened to fell running, the 21K route includes steep, rocky ascent on lesser-known trails through the luscious Hurtwood Forest.
  • Sat 10 Oct
  • £35
Guildford, Surrey, UK

The Hurt | 21km

The toughest trail run in the South East is back by popular demand. Likened to fell running, the 21K route includes steep, rocky ascent on lesser-known trails through the luscious Hurtwood Forest.

  • 21 km trail running + 1551 ft ascent
Runners will enjoy the fast, flat and beautiful route through University Parks and the historic Oxford City Centre whilst celebrating running and movement with entertainment and cheering fans!
  • Sun 11 Oct
  • £15-£130
Oxford, Oxfordshire, UK

Oxford Half Marathon

Runners will enjoy the fast, flat and beautiful route through University Parks and the historic Oxford City Centre whilst celebrating running and movement with entertainment and cheering fans!

  • 13.1 miles road running
An unforgettable race between the pines and beneath the majestic canopy of Bedgebury Forest - a trail race that will ignite your racer's heart.
  • Sun 18 Oct
  • £32
Goudhurst, Kent, UK

Bedgebury Forest Half Marathon

An unforgettable race between the pines and beneath the majestic canopy of Bedgebury Forest - a trail race that will ignite your racer's heart.

  • 13.1 miles trail running + 1030 ft ascent
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
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
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
  • £33
Tring, Buckinghamshire, UK

Wendover Woods Half 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!

  • 13.1 miles trail running + 1483 ft ascent
Your chance to remember those who have given the ultimate sacrifice during conflicts around the world, with a two-minute silence, a half marathon, then a Remembrance medal, goody bag and special pin.
  • Sun 8 Nov
  • £25-£37
Egham, Surrey, UK

Remembrance Run | South | Half Marathon

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

  • 13.1 miles trail running
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
  • Sun 13 Sep
  • £69
Dorking, Surrey, UK

Bacchus Wine Half Marathon

  • 13.1 miles trail running + 1427 ft ascent
  • Sun 13 Sep
  • £51-£53
Brockenhurst, Hampshire, UK

The Garmin New Forest Marathon | Half Marathon

  • 13.1 miles multi terrain running + 150 ft ascent
  • Sun 27 Sep
  • £8-£28.50
Horsham, West Sussex, UK

Run Barns Green

  • Fun run
  • 5K run
  • 10K run
  • Half marathon
  • Sat 3 Oct
  • £44-£46
Lewes, East Sussex, UK

Dark Downs Half Marathon

  • 13.8 miles trail running + 1686 ft ascent
  • Sun 4 Oct
  • From £30.40
Basingstoke, Hampshire, UK

Destination Basingstoke Phillips Law Half Marathon, 10K & 5K | Half Marathon

  • 13.1 miles road running + 872 ft ascent
  • Sun 4 Oct
  • £35
Stockbridge, Hampshire, UK

Clarendon Marathon | Half Marathon

  • 13 miles multi terrain running
  • Sun 18 Oct
  • £30-£40
Maidstone, Kent, UK

Maidstone Half Marathon

  • 13.1 miles road running
  • Sun 25 Oct
  • £35-£37
Walton-on-Thames, Surrey, UK

River Thames Half Marathon

  • 13.1 miles road running
  • Sun 25 Oct
  • £32-£34
Windsor, Buckinghamshire, UK

Windsor Dorney Lakeside Half Marathon

  • 13.1 miles road running

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