Glynneath
Triathlon Calendar near Glynneath 2026-2027
Monthly updates for Glynneath
Get new running races (and updates) in your inbox every month.
Explore the top triathlons near Glynneath for 2026-2027! We've gathered 13 exciting races in the area. Check out our detailed list below to find your next local race.
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.
Sprint triathlon at Newport International Sports Village with a 400 m pool swim, 22.5 km flat road bike and 5 km flat run, open to competitors aged 15 and over.
April 2027
Second-edition duathlon at the National Botanic Garden of Wales combining two 5 km trail runs with a 30 km road bike loop; chosen as stage 1 of the Triathlon Cymru Super Series 2027.
May 2027
Sprint-distance triathlon in Llanelli with a 750 m open water swim, 26 km bike and 5 km run; includes relay entries and forms part of the Llanelli Multi-Sport Festival.
Sprint triathlon on Swansea waterfront with a 750m swim, 20km bike in three laps and a 5km run; entry from £84.99 on 23 May 2027.
Monthly updates for Glynneath
Get new running races (and updates) in your inbox every month.
June 2027
A middle distance triathlon at Parc Bryn Bach in the Brecon Beacons with a 1.2 mile swim, 60 mile bike and 13.1 mile run.
July 2027
A Swansea Bay triathlon with a swim at Prince of Wales Dock, a flat coastal bike route and a run through Swansea city and waterfront areas.
August 2027
Sprint triathlon in Barry, Wales on August 15, 2027 with a 750 m swim, a mapped bike course and a 5 km run; entries open soon.
A memorial triathlon at Ebbw Vale Sports Centre on 22 August 2027 offering Super Sprint, Relay and youth TriStar races with accessible facilities.
Chapel Bogathlon on 28 August 2027 is a mini triathlon across boggy terrain with a 60 yard swim, 2 mile cycle and 1 mile run; entry £15 with category and fancy dress prizes.
September 2027
Sea swim in Mumbles Bay, a hilly bike around the Gower Peninsula and a fast flat seafront run; Olympic and Sprint distances from £79.
Sprint-format duathlon in Mumbles on 04 September 2027: 5k run, 32k bike, 5k run with entry from £75 and GPX course files available.
Pool-based sprint and Olympic triathlon at Newport International Sports Village with flat bike and run courses, chip timing and medals for all finishers.