Llanarthney
Triathlon Calendar near Llanarthney 2026-2027
Monthly updates for Llanarthney
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Explore the top triathlons near Llanarthney for 2026-2027! We've gathered 11 exciting races in the area. Check out our detailed list below to find your next local race.
August 2026
Middle distance triathlon in Port Talbot with a relay option, junior aquathlon and a charity Mini Mile supporting the Teleri Mia Foundation.
A coastal swimrun on the Pembrokeshire Coast Path in the UK's only coastal national park, offered as full or sprint distances with solo and team entries. ENVOL endorsed with GPX maps and a payment plan option.
Final race of the 2026 Bay Aquathlon Series at Swansea Bay. Open water event offering three distances from a 400m swim with 3k run up to a 750m swim with 5k run, plus relay entries and a full series option.
A muddy mini triathlon on 29 August 2026 with a 60 yard bog swim, 2 mile cross country cycle and 1 mile run. Competitors start three minutes apart and entry is £15 with age, gender and fancy dress prizes.
September 2026
A multi-sport festival at Saundersfoot Harbour on 11 September 2026 featuring swim events and sprint race options with entry prices from £40 to £190. Organised by Activity Wales Events.
An IRONMAN triathlon in Tenby, Wales with a sunrise swim on North Beach, a hilly coastal bike route and a town run lined by large numbers of spectators.
A sea swim in Mumbles Bay, a hilly bike around the Gower Peninsula and a fast flat seafront run. Two distances are offered on 26 September 2026 and the event is an Ocean Lava qualifier.
Mumbles Duathlon is an end of season sprint event in 2026 featuring a 5k run, 32k bike and 5k run on a fast flat run course. GPX files and a race pack are provided and a payment plan is available for the £75 entry.
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
A sprint triathlon along Swansea waterfront with a 750 m dock swim, three flat city centre bike laps and a 5 km run, on a signed and marshalled non-drafting course.