Westonbirt Arboretum (SUNDAY) Half Marathon, 10km, 5km & Fun Run

Westonbirt Arboretum (Sunday) is a running event in Tetbury offering a Half Marathon, 10km, 5km and Fun Run through the tree collections of the National Arboretum.

Westonbirt Arboretum (Sunday) Half Marathon, 10km, 5km & Fun Run takes place on Sunday 6 September 2026 in Tetbury, Gloucestershire.

Routes are set within Westonbirt Arboretum, combining a solid underfoot surface with the setting of a trail-style run through diverse tree collections. Race tickets are described as including all-day access to explore the arboretum.

• Date: Sun 6 Sep 2026
• Start time: 08:00
• Location: Tetbury, Gloucestershire
• Price range: £8.23 - £49.68
• Distances: Half Marathon, 10km, 5km, Fun Run