South West (England)
Triathlon Calendar South West (England) 2026-2027
Monthly updates for South West (England)
Get new running races (and updates) in your inbox every month.
Explore the best triathlons in South West (England) for 2026-2027! Our updated list features 45 exciting races across the region. Find your next race in South West (England) below and join the running community at these great events!
November 2026
A duathlon at Roadford Lake that includes a European Championship Standard Distance qualifier for the British Triathlon GB Age-Group Team. The event features chip timing, medals, prizes, an onsite cafe and camping.
A winter adventure race in Wiltshire combining trail running and mountain biking with map-and-compass navigation and flexible time-limited courses.
February 2027
Map and compass adventure in the Cotswolds combining trail running and mountain biking with flexible score formats and bike hire available.
Trail runs and standard and sprint off road duathlons take place in the forest around Speech House, Gloucestershire.
March 2027
Donut Duathlon at Torbay Velopark on 14 March 2027 offers a traffic free run, bike, run course with races for children and adults and donuts for every finisher.
Monthly updates for South West (England)
Get new running races (and updates) in your inbox every month.
Run, bike, run formats at Par Athletics Track on 27 March 2027 with a mostly closed 5k bike circuit and spectator friendly viewing.
April 2027
Two team relay triathlons at Torbay Velopark feature a standard team relay and a mixed team relay with lap based swim, bike and run legs.
Pool-based, traffic-free triathlon at Torbay Velopark with sprint, junior Tristar and mini distances, team relays, chip timing and medals for all.
An early-season sprint triathlon at The Osprey Leisure Centre in Portland with a 300m pool swim, 15.2 km bike lap to Portland Bill and a 5 km beach run.
A multisport event at Cheltenham Lido with aquathlon and triathlon options, pool swims and outdoor bike and run routes through Sandford Park and Cheltenham.
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.
May 2027
Short-course triathlon and multisport races at Calne Community Campus on 2 May 2027, plus a family fun run and electronic timing.
Sprint triathlon in Royal Wootton Bassett on 9 May 2027 with a 400 m pool swim, 22 km bike and 5 km run; 2027 profits go to Wiltshire Air Ambulance.
Open-water triathlon at Roadford Lake with Middle, Standard and Sprint distances, quiet road bike laps, gravel runs, team relay and lakeside camping.
Standard distance triathlon at Cotswold Water Park with a 1500 m lake swim, 40 km bike and flat 10 km tarmac run plus an Aquabike option.
TriCheddar offers sprint and super sprint triathlons at Cheddar Gorge on 16 May 2027, with pool swims, signposted bike routes and an out-and-back run on the Strawberry Line.
Triathlon at Marazion Beach with a sea swim by St Michael's Mount, flat bike lanes and a sea-front run, offering distances from Super Sprint to the 70.3 middle distance.
A 400 m pool swim, 23 km bike past Westonbirt Arboretum and a traffic-free 5 km run finishing at Westonbirt House; places limited to 500.
June 2027
Multi-distance aquathlon at Cheltenham Lido with pool swims, mixed surface runs in Sandford Park, age categories from 15 and fundraising for the lido.
Weymouth triathlon with an open-water sea swim, rolling bike routes and a multi-lap run; two distances, chip timing and medals for finishers.