Two Tunnels Railway Races: August

Two Tunnels Railway Races: August

Sunday, 16 August 2026

Bath, Somerset, UK

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The Two Tunnels Railway races on 16 August 2026 not only takes in many of Bath's beautiful attractions, but also has the longest underground section for each race distance in the UK.

Distances for this race include; 50km (solo/pairs), 5 x 10km Relay, Marathon, Half Marathon, 10km, 5km plus 2km and 500m Colourburst races.

Every race incorporates the Two Tunnels, refurbished railway tunnels that are now shared pathways for the enjoyment of runners, walkers and cyclists. They are well lit and well surfaced with a smooth tarmac surface. The tunnels cut right under the city of the Bath, with the first, the Devonshire Tunnel 408m long and the second, the Combe Down Tunnel 1672m long.

Organiser

Relish Running Races

Series

Two Tunnels Railway Races Series
- Previous in series (7 June 2026)

Distances/Events

Colourburst 500m or 2K
5K
10K
Half Marathon
Marathon
50K - solo/pair
5 x 10K - relay

Location map

The event is based at Brickfields Park.

Please note: the map location may be approximate. Refer to the event website for start lines and course maps.

Disclaimer

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This listing was last manually checked on 18 August 2025.

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