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Marathons in Essex in September 2025

Find marathons near me in Essex in September 2025 - 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.

Don't miss out on one of the biggest running events in Essex; it's something special! Join runners as they go race, run, jog, and walk through Central Park and into the Essex countryside.
  • Sun 13 Oct
  • £46-£62.50
  • Sun 13 Oct
  • £46-£62.50
Chelmsford, Essex, UK

Chelmsford Marathon & Half Marathon | Marathon

Don't miss out on one of the biggest running events in Essex; it's something special! Join runners as they go race, run, jog, and walk through Central Park and into the Essex countryside.

  • Enter online
  • Undulating
  • Age 18 & over
  • 26.2 miles road running
The Essex 20 is held annually and is an ideal 20-mile race for the build-up to Marathon season, set over a 5-lap, flat, fast, tarmac course. Also hosting the Essex County Road Running Championships.
  • Sun 16 Mar 2025
  • £35-£37
  • Sun 16 Mar 2025
  • £35-£37
Saffron Walden, Essex, UK

Essex 20

The Essex 20 is held annually and is an ideal 20-mile race for the build-up to Marathon season, set over a 5-lap, flat, fast, tarmac course. Also hosting the Essex County Road Running Championships.

  • Recycling
  • Newcomers
  • Enter online
  • Flat
  • Event village
  • Sustainability policy
  • Age 18 & over
  • 20 miles road running
  • Sun 5 Jan 2025
Chelmsford, Essex, UK

East Hanningfield Trail Marathon

  • 26.2 miles trail running

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