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Road Half marathons in Chelmsford

Find road half marathons in Chelmsford in 2025/2026 - filter by date, location or category, display on a map or use the advanced search to find your perfect race.

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Don't miss out on one of the biggest half marathons 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 11 Oct 2026
  • £36-£54
Chelmsford, Essex, UK

Chelmsford Half Marathon

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

  • Chip timing
  • Enter online
  • Flat
  • Age 17 & over
  • 13.1 miles road running + 331 ft ascent
  • Sun 1 Mar 2026
Chelmsford, Essex, UK

Chelmsford Half Marathon, 10K and 5K | Half Marathon

  • 13.1 miles road running + 338 ft ascent

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