Mumbles Triathlon

SEP

26

2026

Sea swim in Mumbles Bay, a hilly bike around the Gower Peninsula and a fast seafront run; Olympic and Sprint distances, Ocean Lava qualifier on 26 September 2026.

Sat 26 Sep 2026

Mumbles, Wales

Website

Sprint 750 m 32 5 km Olympic 1500 m 42 10 km

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Mumbles Triathlon

Mumbles Triathlon is a multi-distance triathlon held on 26 September 2026. The event is an Ocean Lava qualifier and is noted as suitable for club championship scoring. There are two main race options with measured swim, bike and run legs.

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

The swim takes place in Mumbles Bay. The bike course runs around the Gower Peninsula and is described as hilly. The run follows the seafront and is described as fast and flat. Course maps and GPX files are provided for each distance, with some legs using multiple laps.

Entry pricing and a payment plan option are published for the two distances. Event information also references guides, news items and a race pack for competitors. The event format and listed distances reflect measured swim, bike and run segments for both the Olympic and Sprint options. Visit the organization's website for the most recent information.

10 km

Olympic Distance

Sprint Distance