Enter Now Event Info Welwyn Half Marathon Half marathon running event in Hertfordshire Venue: Gosling Sports Park, Stanborough Road, Welwyn Garden City, Hertfordshire, AL8 6XE Organiser: ActiveTrainingWorld Links to other ATW Events Running Events: Prosseco 5K Hatfield 5 Run Fest at Lee Valley Love Welwyn Garden City 10K Hillingdon Half & 10K Multi Sport Events: Hertfordshire Triathlon Bedfordshire Triathlon Centurion Triathlon
