The Early Years
2012Established in 2012, the Cardiff Half Marathon is now 14 years old. From its first edition in Cardiff, it has evolved into a race that reflects the character of its host region in United Kingdom.
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Course & Elevation
The Cardiff Half Marathon is a fast, predominantly flat urban course starting and finishing in Cathays Park. The route takes runners through the city centre, past iconic landmarks including Cardiff Castle, Llandaff Cathedral, and along the scenic Taff Trail, before returning through the historic Bute Park.
Surface: road Profile: Rolling
Weather
Temperature 12°C
Humidity 75%
Rain Chance 65%
Typical Welsh autumn weather with mild temperatures and moderate rainfall risk. Runners should prepare for potentially damp conditions and layering options, though October is generally more stable than winter months.
The Race
Cardiff
Race Lore
The Course Record
2019The fastest time ever recorded at the Cardiff Half Marathon is 01:00:42, set by Abdirahman Subkhiddin in 2019. Every year, new contenders line up hoping to challenge that mark on the streets of Cardiff.
The Fast Lane
Runners come to the Cardiff Half Marathon for one reason: personal bests. The flat, fast course through Cardiff has a reputation as a PB factory, with the roads seemingly designed to keep your pace honest and your splits consistent from start to finish.
Where It Begins
For thousands of runners each year, the Cardiff Half Marathon is their first half marathon. The combination of a forgiving course, generous time limits, and supportive crowds has earned this race a reputation as the place where marathon journeys begin. The first-timer energy on race morning is palpable.
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Course Record
01:00:42
Abdirahman Subkhiddin (2019)
Registration
Registration Opens June
Registration Closes September
Entry Cost £28-£42
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Fun Facts
- ▸ The race passes Cardiff Castle, one of Wales' most iconic landmarks, which has stood since the 11th century
- ▸ Llandaff Cathedral, visible on the course, is one of the oldest cathedral sites in Britain, dating back to the 6th century
- ▸ The route incorporates the Taff Trail, a popular 55-mile cycling and walking route that runs through Wales
- ▸ Cardiff Half Marathon is a Gold Standard IAAF Certified Race and has been recognized as one of the UK's fastest half-marathon courses
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