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Half marathons in Welwyn Garden City in September 2025

Find half marathons 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
  • £30-£36
  • Sun 28 Sep 2025
  • £30-£36
Welwyn Garden City, Hertfordshire, UK

ATW Welwyn Half Marathon

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.

  • Chip timing
  • Enter online
  • Traffic free
  • Age 17 & over
  • 13.1 miles road running

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