Slow and Dirty

DEC
21
2025
Slow and Dirty is a friendly 19k trail run along the converted Somerset and Dorset railway, a flat firm route through the scenic Stour valley and towns. Canicross welcome, with aid stations, refreshments and a medal for a relaxed post run vibe.
19 kilometers

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Event overview

Slow and Dirty is a trail race organised by Tri-Counties Trail Running, scheduled for 21 December 2025 in Sturminster Newton (DT10 1FH). The main distance is 19k, with a 19k Canicross option. Entrants must be aged 16 or over on the event date. The route follows a former branch railway line known as the Somerset and Dorset, now a public trailway reopened in 2013.

Course and services

The course is very level and runs on a firm surface of hard-packed stone and tarmac, with permanent trailway signage and direction markers every kilometre. Key features along the route include the river Stour valley, restored Shillingstone station and the Georgian town of Blandford. There are road and minor road crossings; signs and marshals will be present at busier junctions. A sweeper will bring up the rear.

Two aid stations are provided: one at about 5.5 miles in the Stourpaine village hall carpark where toilets are available, and a second at about 9 miles in the Stour meadows near M&S in Blandford. Parking is available at the start and at aid station sites. The finish is near Clapcotts Farm, Spetisbury, where post-race refreshments and a medal are provided. The event is cupless - participants should bring their own drinking container. Pre-booked transport is available between finish and start for a fee. Dogs and buggies are permitted. Visit the organization's website for the most recent information.