Triathlon Calendar United Kingdom 2026-2027
Monthly updates for United Kingdom
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Explore the best triathlons in United Kingdom for 2026-2027! Our updated list features 234 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
Aquathlon at Burntwood Leisure Centre on 11 Apr 2027 with swim and run distances set by age group. Entry fees depend on date and age and a British Triathlon Race Pass may be required.
A pool-based sprint triathlon at Haverfordwest Leisure Centre featuring a 400 m swim, 17 km bike and 5 km run. Relay and aquathlon options are available and the field is limited to 160 competitors.
Multisport weekend at Bamburgh Castle with Sprint and Standard duathlons, a new 10km trail run and cycle sportives. Runs use castle paths and trails while cycle routes run on open coastal roads and helmets are compulsory.
Flat closed road sprint triathlon along St Anne's Promenade and quiet country lanes, with adult and TriStar race formats and timed results.
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.
A multisport event in Wilmslow on 25 April 2027 featuring double sprint and sprint triathlon races plus aquabike, aquathlon, duathlon, relay and a rowathon.
Sprint triathlon at Wombourne Leisure Centre with a 400 m swim, 20 km bike and 5 km off-road run. Youth entrants must be 15 by 31 December in the event year.
Sprint triathlon in Roade with a pool swim, a 20 km bike through Northamptonshire countryside and a flat 5 km run finishing on the school field.
A club organised triathlon in Harrogate offering sprint, super sprint and team relay distances on an undulating course. Facilities include parking, changing and an event village with refreshments; finishers receive a medal and goodie bag.
A multi-day XTERRA off-road weekend at Weston Park with triathlon and duathlon races, kids events, onsite camping and live activities.
May 2027
A multi-discipline event at Calne Community Campus offering triathlon, duathlon, aquabike and aquathlon with pool swims and countryside bike and run routes, family activities and entry fees from about £30 to £65.
Tonbridge Triathlon in Tonbridge on 3 May 2027 offers standard and sprint triathlons, a sprint relay, aquabike, aquathlon and duathlon with online entry options.
Early season sprint triathlon in Tadcaster with a 400 m pool swim, 13 km bike and 6 km run, raising funds for Tadcaster Community Pool.
A three race UK triathlon series across Wales, England and Scotland covering about 300 km and 20,615 ft of ascent with mountain summits and open water swims.
Off road duathlons at Dalby Forest on 9 May 2027 with sprint and standard formats, live chip timing, camping options, and finisher medal and refreshments.
A lakeside triathlon in Cheshire with standard, sprint, relay and aquabike options. Swim in open water, race on mostly quiet public roads and follow draft legal bike rules.
An adventure triathlon at Fforest Fields combining SUP, mountain biking and trail running. Two distance formats are offered and Saturday SUP lessons are available on site.
A triathlon event at Hanningfield Reservoir with sprint and standard distances, aquabike races and an open water swim. Live chip timing, free parking and finishers receive a medal, merchandise and a snack.
Roadford Lake Triathlon returns to Roadford Lake near Broadwoodwidger, Lifton on 16 May 2027. The event features open water swimming, a rolling bike course used for national road race championships, a traffic free run and lakeside camping.