Marathons in South West

Find marathons near me in South West for 2025/2026 - filter by date or location, display on a map or use the advanced search to find your perfect race.

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Flat, fast and an ideal setting for those aiming to achieve a personal best and is a great choice when looking for a marathon that is eligible for good for age for the London Marathon.

Sun 28 Sep
£35-£37

Barnstaple, Devon, UK

RUN Barnstaple | Marathon

Flat, fast and an ideal setting for those aiming to achieve a personal best and is a great choice when looking for a marathon that is eligible for good for age for the London Marathon.

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Flat
Age 18 & over

26.2 miles road running

Taking place from the iconic Weymouth and Portland National Sailing Academy, all abilities can take part in this festival of running in what is possibly the most stunning of coastal trail locations.

Sun 8 Feb 2026
£42-£44

Portland, Dorset, UK

Portland Coastal Marathon

Taking place from the iconic Weymouth and Portland National Sailing Academy, all abilities can take part in this festival of running in what is possibly the most stunning of coastal trail locations.

Chip timing
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Undulating
Age 18 & over

26.2 miles trail running + 2356 ft ascent

Ride the steam train along the beautiful heritage line from the coastal town of Minehead to where your run begins, then run a marathon back! A totally unique event with top reviews!

Sat 11 Apr 2026
£60

Taunton, Somerset, UK

Steaming to the Coast | Marathon

Ride the steam train along the beautiful heritage line from the coastal town of Minehead to where your run begins, then run a marathon back! A totally unique event with top reviews!

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Age 8 & over

26.2 miles multi terrain running + 683 m ascent

Coastal paths with a satisfying mix of hills plus flatter, faster sections on a multi-lap route round the stunning Mount Edgcumbe Peninsula - never before used for a running race!

Sat 13 Jun 2026
£35

Torpoint, Cornwall, UK

Rame Head Race | Marathon

Coastal paths with a satisfying mix of hills plus flatter, faster sections on a multi-lap route round the stunning Mount Edgcumbe Peninsula - never before used for a running race!