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Triathlon Calendar near Brackley 2026-2027

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Explore the top triathlons near Brackley for 2026-2027! We've gathered 19 exciting races in the area. Check out our detailed list below to find your next local race.

August 2026
Two triathlon distances in Bedford town centre on 16 August 2026, with river swims, country bike routes and multi-lap riverside runs.
Two triathlon races at Queenford Water Park in Oxfordshire, including a June sprint and an August Olympic distance with chip timing and race photos.
September 2026
Hardingstone Sprint Triathlon on 6 September 2026 offers pool swims and bike and run courses through Hardingstone and Salcey Forest with multiple race formats and live timing.
Nettleden Duathlon at Nettleden Lodge near Berkhamsted combines a 6 km run, a 24 km cycle and another 6 km run. It accepts individual entrants and relay teams, includes free kids races, and raises funds for charities.
A pool based sprint triathlon in Daventry with a 400 m swim, 20 km cycle and 5 km run plus individual and relay options and a club team competition.
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A closed-road triathlon at Willen Lake offering Sprint and Standard distances, plus aquabike and relay options. The event features calm open water, a traffic-free bike course and a flat lakeside run.
Multisport triathlon at Emberton Country Park on 20 September 2026 with Middle, Standard and Sprint distances, plus Aquabike, Aquathlon and Bike-Run options.
October 2026
Pool swim, a flat 18 km bike lap and a towpath run in Stratford upon Avon with sprint, super sprint, relay and charity CRUK options.
Duathlons and 5km and 10km trail runs in Salcey Forest on 25 October 2026 with fully off road routes and live chip timing.
April 2027
Pool triathlon in Stratford-upon-Avon with an indoor swim, a single 18 km bike lap through Warwickshire and a flat towpath run by the River Avon.
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.
May 2027
Pool swim triathlon at Lutterworth Leisure Centre with flat tarmac bike loops into south Leicester countryside and an out and back run into a country park.
Four person team relay triathlon at Box End Lakes featuring a 350 m swim, 7.7 km bike and 1 km run per athlete. Teams can enter in Olympic mixed, female or open categories and single entries may be allocated to teams on race day.
A 100 km triathlon at Box End Lakes on 23 May 2027 with a 2.2 km swim, 81 km non draft bike and a 20 km off road run. Aquabike and team relay options are available, with camping and free parking on site.
Triathlon at Box End Lakes on 23 May 2027 offering Sprint, Standard and Centurion distances. Options include aquabike, two to three person relays, non-draft multi-lap courses and on-site camping.
June 2027
Two-day triathlon at Blenheim Palace with Sprint and SuperSprint races, lake swim, closed road bike, parkland run, finish line festival and team programme.
July 2027
Teams of three each complete a 750m swim, 23km bike and 5km run in relay format at Box End Park with categories and prizes for top teams.
September 2027
A 20K event on 5 September 2027 combining three Thames swim sections with three cross country runs through Wytham Woods, with three feed stations and post race cafe.
Triathlon at Box End Lakes on 19 September 2027 offering Sprint, Standard and Middle Distance races plus aquabike and relay options in clear open water.
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