Swansea city centre
Triathlon Calendar near Swansea city centre 2026-2027
Monthly updates for Swansea city centre
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Explore the top triathlons near Swansea city centre for 2026-2027! We've gathered 10 exciting races in the area. Check out our detailed list below to find your next local race.
August 2026
Open water aquathlon series in 2026 with three race dates offering sprint, mini sprint and super sprint distances at Secret Bar & Kitchen.
Parc Bryn Bach aquathlon features a 750m lake swim and a flat 5 km two lap run, wetsuits mandatory and a 25 minute swim cut off applies.
September 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.
Sprint duathlon in Mumbles on 26 September 2026: 5 km run, 32 km bike, 5 km run; entry from £75 and GPX course maps available.
October 2026
Experience an end of season sprint triathlon in Porthcawl featuring a harbour swim, a multi lap town cycle, and a flat coastal run along the Bristol Channel.
March 2027
A duathlon at Margam Country Park combining trail runs around the castle and lake with rolling road bike courses featuring short climbs and fast flat sections.
April 2027
A mixed trail and road duathlon at the National Botanic Garden of Wales with two 5 km runs and a 30 km road cycle loop through Carmarthenshire countryside.
May 2027
Open water sprint triathlon at North Dock, Llanelli with a 750 m swim, a 30 km flat bike course and a 5 km run along the Millennium Coastal Path.
A city-centre sprint triathlon on the Swansea waterfront with a dock swim and flat three-lap bike and 5 km run, entry from £84.99.
July 2027
A coastal IRONMAN 70.3 in Swansea Bay on July 11, 2027, featuring a swim from Prince of Wales Dock, a bike route along the coastline and a run through the city waterfront.