Mumbles Triathlon

SEP

26

2026

Mumbles Triathlon on 26 September 2026 offers Olympic and Sprint distances with a sea swim in Mumbles Bay, a hilly bike around the Gower Peninsula and a fast flat seafront run, with entry from £79.

Sat 26 Sep 2026

Mumbles, Wales

Website

Olympic Distance Swim Sprint Distance Run Olympic Distance Run Olympic Distance Bike Sprint Distance Bike

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Mumbles Triathlon - Ocean Lava

Mumbles Triathlon, organised by Activity Wales Events, takes place on 26 September 2026 and is listed as an Ocean Lava qualifier. The event is described as great for club championships and offers two multisport distances with open entry pricing.

The race features a sea swim in Mumbles Bay, a hilly bike route that runs around parts of the Gower Peninsula, and a fast flat run along the seafront. Course maps and GPX downloads are provided for the Olympic and Sprint routes.

Distances and formats:

Olympic Distance: 1500m swim / 42km bike / 10k run, £99
Sprint Distance: 750m swim / 32km bike / 5km run, £79

Entry is advertised from £79 and a payment plan is available. The event listing notes that the course layout includes lap details and downloadable GPX files for swim, bike and run segments. Volunteer opportunities and race pack information are also referenced for participants. Visit the organization's website for the most recent information.

10 km

Olympic Distance Run

5 km

Sprint Distance Run

Olympic Distance Swim

Olympic Distance Bike

Sprint Distance Bike

Sprint Distance Swim