Bletchley
Triathlon Calendar near Bletchley 2026-2027
Monthly updates for Bletchley
Get new running races (and updates) in your inbox every month.
Explore the top triathlons near Bletchley for 2026-2027! We've gathered 21 exciting races in the area. Check out our detailed list below to find your next local race.
October 2026
New off road trail runs and duathlons at Salcey Forest with 5 km and 10 km runs plus sprint and standard duathlon formats and relay options.
January 2027
Trail running and mountain biking in the Chilterns on 9 January 2027 with score-format navigation, solo or team entries and options from 2 hour to 5 hour events.
April 2027
A short-course triathlon in Roade on 25 April 2027 with pool swims, a 20 km bike through Northamptonshire countryside and a flat 5 km run finish.
May 2027
Open-water triathlon at Riverside Park, St Neots offering Super Sprint, Sprint, Standard, Aquabike and relay on a non-drafting course.
Sprint triathlon at Hatfield Sports Village with a 400 m pool swim, 20 km bike and 5 km run, including the Herts Club Sprint Championships and non-draft rules.
Monthly updates for Bletchley
Get new running races (and updates) in your inbox every month.
Team relay triathlon at Box End Lakes with three team categories, a 350 m swim, 7.7 km bike and 1 km run; single entries can be assigned to teams.
A Metric Centurion 100 km triathlon at Box End Lakes on 23 May 2027 featuring a 2.2 km swim, 81 km bike and 20 km offroad run with aquabike and relay options.
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.
Marlow Triathlon on 30 May 2027 at Higginson Park features open water River Thames swims, cycling through the Chilterns and riverside runs, with medals and chip timing.
Multisport event at Higginson Park in Marlow featuring triathlon, duathlon, aquabike, aquathlon and 750m 1500m 3000m open water swims with chip timed results and finisher medals.
June 2027
Triathlon at Blenheim Palace on 5–6 June 2027 with SuperSprint and Sprint distances, a lake swim, closed road bike course and a finish line festival.
July 2027
Five-distance triathlon at Hitchin Outdoor Pool and Butts Close, from children's Nano races to the Olympic distance, with timing, t-shirt and finisher medal included.
Triathlon at Higginson Park, Marlow on 11 July 2027 offering Middle, Olympic and Sprint distances with a Thames swim and chip timed results.
Multisport event at Higginson Park, Marlow combining triathlon, duathlon, aquabike, aquathlon and open water swims in the River Thames.
Open-water triathlon at Riverside Park St Neots on 17 July 2027 with Sprint and Standard distances plus aquabike and relay options.
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.
August 2027
A multiformat triathlon event at Emberton Country Park on 1 August 2027 offering middle, standard and sprint distances plus aquabike, aquathlon and relay options.
Triathlon and endurance festival in St Neots offering sprint to full distances, team relays, a 12-hour run, festival entertainment, camping and charity fundraising.
Bedford Triathlon on 15 August 2027 in Bedford Town Centre features Olympic and Sprint races with river swims, country bike routes and multi-lap riverside runs.
September 2027
Closed-road triathlon at Willen Lake on 12 September 2027 with Sprint and Standard distances plus aquabike and relay options.