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Runs in Welwyn Garden City in October 2026

Find runs in Welwyn Garden City in October 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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The popular Welwyn Half Marathon starts and finishes on the impressive 400m athletics track at Gosling Sports Park with an ideal, traffic-free, disused railway line in between.
  • Sun 4 Oct 2026
  • FREE-£33
  • Early bird
Welwyn Garden City, Hertfordshire, UK

ATW Welwyn Half Marathon & Fun Run

The popular Welwyn Half Marathon starts and finishes on the impressive 400m athletics track at Gosling Sports Park with an ideal, traffic-free, disused railway line in between.

Early bird on now

  • Families
  • Recycling
  • Newcomers
  • Event village
  • Park
  • Sustainability policy
  • All ages
  • Fun run
  • Half marathon
  • 10K run

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