Triathlon Calendar United Kingdom 2026-2027
Monthly updates for United Kingdom
Get new running races (and updates) in your inbox every month.
Explore the best triathlons in United Kingdom for 2026-2027! Our updated list features 308 exciting races across the country. Find your next race in United Kingdom below and join the running community at these great events! Search for a location or view races near London, Birmingham, Glasgow, Liverpool, Scotland or Wales.
April 2027
Pool-based sprint triathlon at Applemore Leisure Centre: 400 m swim, 21 km bike through the New Forest and a 5 km run to Dibden Purlieu.
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.
Sprint triathlon at Ribby Hall with a 400 m pool swim, a flat single loop bike on open rural roads, and a 5 km out and back trail run around the village.
Pool based triathlon in Stratford upon Avon on 18 April 2027 offering sprint, super sprint, fun and charity waves with a 33 m pool swim, 18 km bike and towpath run.
A classic run, bike, run duathlon on 18 April 2027 around Chieveley and the West Berkshire downs, with two 5 km runs and a 25 km bike leg.
Monthly updates for United Kingdom
Get new running races (and updates) in your inbox every month.
Sprint triathlon and multisport races at Edge Hill University on 18 April 2027, featuring a 400 m pool swim, 21 km bike and 5 km run with free onsite parking.
Pool based triathlon at Wilmslow Leisure Centre offering Sprint, Double Sprint, Aqua Bike, Aquathlon and Relay options on swim bike and mixed run courses.
A sprint triathlon at Wombourne Leisure Centre featuring a 400 m swim, 20 km bike and 5 km off road run, with a novice training session included in the fee.
Short-format triathlon in Roade with sprint, aquabike, taster and relay options around Elizabeth Woodville School and nearby villages.
A club-run triathlon in Harrogate on 25 April 2027 offering Sprint, Super Sprint and team relay distances with a 400-place limit and British Triathlon entry requirements.
Pool based Sprint and Olympic triathlon at Freedom Leisure in Lydney with 25 m heated pool, individual and relay options, free on site parking and finisher medals.
A pool based sprint triathlon on 25 April 2027 featuring a 400 m swim, a fast flat bike course and a traffic free 5 km run around Brigg.
Multi-distance triathlon at Bishopbriggs Leisuredrome with pool swim, closed-roads bike sections and a canal path run, organised by Glasgow Triathlon Club.
Pool triathlon at Wadebridge Leisure Centre with Super Sprint and Sprint options, coastal bike routes and a run along the Camel Trail.
A weekend of off road triathlon, duathlon and kids races at Weston Park, Staffordshire with full, sprint and short track formats plus camping and clinics.
May 2027
Pool based triathlon at Salt Ayre Sports Centre on 1 May 2027 featuring traffic free cycling on a closed 1.3 km circuit and separate junior and adult races.
Triathlon at Dorney Lake offers Sprint, Standard and Super Sprint races plus aquabike and relay options on a flat, chip timed course at an Olympic venue.
Sprint triathlon event in Calne with pool swim, road cycle and run options, electronic timing and a free family fun run.
Sprint triathlon at Dereham Leisure Centre on 02 May 2027 featuring a 300 m pool swim, 21 km bike and 5 km run alongside a Health and Wellbeing Fair.
Horwich Triathlon on 02 May 2027 in Horwich offers pool swims, road bike loops around Rivington Pike, road runs and 5K and 8.6K trail options.