UK road ultramarathons · Fixed distance
Bath Two Tunnels 50K
Bath, Somerset · England
Five laps through Bath's converted railway tunnels make this a distinctive urban ultra. The measured 50K has a different route from the event's city marathon.
- Distance / format
- 50 km
- Surface
- Almost entirely tarmac · grass at start/finish
- Next listed date
- 15 Aug 2027
- Typical field size
- Not confirmed
The course and challenge
The Return Ticket course uses paved shared paths and the Devonshire and Combe Down tunnels, with a small grass section at the start and finish. The solo ultra has an 8.5-hour limit.
Dates and entry
The solo 50K is confirmed for 15 August 2027. Other Two Tunnels dates and relay entries should not be mistaken for this individual ultra.
- Official edition details
15 Aug 2027
Entry information checked 26 Sept 2026. A published race date does not guarantee available places.