Mumbles Triathlon

Mumbles Triathlon

Saturday, 4 September 2027

Mumbles, Swansea, Wales, UK

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The Mumbles Triathlon on 4 September 2027 is being held as part of the Mumbles Multi Sport Festival in Swansea on 4 September 2027.

Distances options include Olympic and Sprint.

The swim leg is an enclosed stunning sea swim off the Mumbles Bay; the bike course is a scenic out and back course through the beautiful welsh countryside. The run leg will be a lap route across the bay on a very flat course with beautiful views. The transition area is at Knabb Rock Car Park.

See also the Mumbles Duathlon held on the same day.

Organiser

Activity Wales Events

Distances/Events

Triathlon (Swim + Bike + Run):
Sprint: 750m + 32K + 5K
Olympic: 1.5K + 42K + 10K

Location map

The transition area is at Knabb Rock Car Park.

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

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This listing was last manually checked on 8 October 2026.

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