Half marathons with PB potential in South West
Find half marathons with pb potential in South West in 2026/2027 - filter by date, location or category, display on a map or use the advanced search to find your perfect race.
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- Sun 27 Sep
- £30-£32
RUN Barnstaple | Half Marathon
Looking for a PB? This is your course. Pancake-flat and mostly traffic-free, come to explore the Tarka Trail then receive a fabulous medal.
- 13.1 miles road running
- Sun 11 Oct
- £46.25-£51.50
Bournemouth Half Marathon
Sun, sea and 13.1 miles of stunning coastline — a spectacular half marathon taking you across both Bournemouth piers, as the headline event of the Run Bournemouth running festival!
- 13.1 miles road running + 101 m ascent
- Sun 1 Nov
- £38.99-£47.99
Cirencester Half Marathon
A closed-road race through the heart of the Cotswolds — a course that blends historic charm, scenic countryside, and an unforgettable race-day atmosphere.
- 13.1 miles road running
- Sun 13 Dec
- £37.50-£39.50
Step into Christmas
Set along the beachfront promenade at Southbourne (SoBo), choose your own distance from 5K to ultra, along this flat, tarmacked, lapped route suitable for all abilities.
- 7 hrs road running
- Sun 28 Feb 2027
- From £35
Taunton Half Marathon
A highly anticipated annual event for the running community with the theatre of a traffic-free, town centre start and finish for that great race-day buzz!
- 13.1 miles road running + 505 ft ascent
- Sun 14 Mar 2027
- £55.99-£59.99
GetPRO Bath Half
Run through traffic-free streets in the heart of Bath and experience the electric atmosphere on the course through the UK's only World Heritage City!
- 13.1 miles road running + 239 ft ascent
- Sun 24 May
- £32.50
Run The Taunton Trail 10K & Half Marathon | Half Marathon
- 21.2 km trail running
- Sun 4 Oct
- £36.50
Quantock Hills Half Marathon
- 21.2 km trail running + 839 m ascent