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Runs in Welwyn Garden City in September 2025

Find runs near me in Welwyn Garden City 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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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 28 Sep 2025
  • FREE-£36
  • Sun 28 Sep 2025
  • FREE-£36
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.

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

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