10

Marathons in South East in September 2025

Find marathons near me in South East in September 2025 - filter by date or location, 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 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 18-80
  • 26.2 miles trail running + 1420 ft ascent
Who doesn't know and love The Fraggles! Come and join Saturn Running for the Fraggle Run and earn a medal based on the adorable little creatures!!
  • Sun 21 Sep
  • £23-£35
  • Sun 21 Sep
  • £23-£35
Staines, Surrey, UK

Fraggle Run | Marathon

Who doesn't know and love The Fraggles! Come and join Saturn Running for the Fraggle Run and earn a medal based on the adorable little creatures!!

  • Enter online
  • Age 18 & over
  • 26.2 miles road running + 0 ft ascent
Anyone know what a group of otters is called?? A romp!!! So Saturn Running is holding an event inspired by these adorable little creatures and the medal is super cute too!
  • Sat 27 Sep
  • £23-£35
  • Sat 27 Sep
  • £23-£35
Staines, Surrey, UK

Romp Run | Marathon

Anyone know what a group of otters is called?? A romp!!! So Saturn Running is holding an event inspired by these adorable little creatures and the medal is super cute too!

  • Enter online
  • Age 18 & over
  • 26.2 miles road running + 0 ft ascent
Get active in the award-winning grounds and surrounding Kent countryside in a full marathon! Recruit your friends and celebrate completing your challenge in the festival village.
  • Sun 28 Sep
  • £65-£80
  • Sun 28 Sep
  • £65-£80
Edenbridge, Kent, UK

Hever Castle | Marathon

Get active in the award-winning grounds and surrounding Kent countryside in a full marathon! Recruit your friends and celebrate completing your challenge in the festival village.

  • Chip timing
  • Enter online
  • Relay
  • Age 18 & over
  • 42.2 km trail running
  • Sat 6 Sep
Guildford, Surrey, UK

The Shere 42K, 21K & 10K Multi Terrain Event | 42K

  • 42 km multi terrain running + 1300 m ascent
  • Sun 7 Sep
Farnham, Surrey, UK

Farnham Pilgrim Marathon | Marathon

  • 26.2 miles trail running
  • Sun 7 Sep
Pulborough, West Sussex, UK

The Sufferings | Full Marathon

  • 26.2 miles trail running + 2126 ft ascent
  • Sun 7 Sep
Ashford, Kent, UK

Julie Rose Marathon & Half Marathon | Marathon

  • 26.2 miles track and field
  • Sun 14 Sep
Brockenhurst, Hampshire, UK

The Garmin New Forest Marathon | Full Marathon

  • 26.2 miles multi terrain running + 160 ft ascent
  • Sat 27 Sep
Southampton, New York, USA

Hamptons Marathon

  • 26.2 miles road running

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