Brill
Triathlon Calendar near Brill 2026-2027
Monthly updates for Brill
Get new running races (and updates) in your inbox every month.
Explore the top triathlons near Brill for 2026-2027! We've gathered 19 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.
February 2027
April 2027
A duathlon at Chieveley Village Hall on 18 April 2027 combining two 5 km runs with a 25 km bike leg and on-site parking and refreshments.
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.
Monthly updates for Brill
Get new running races (and updates) in your inbox every month.
May 2027
Multisport festival at Dorney Lake on 16 May 2027 featuring triathlon, duathlon, aquabike, open water swims and 5K to 15K runs, entry from £25.
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.
Pool swim, rural cycle and grass run in Henley offering Sprint, Super Sprint, fun and charity CRUK Wave options with chip timing and relay entries.
July 2027
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.
Family oriented triathlon at Dorney Lake on 25 July 2027 with open water swims, flat traffic free bike routes and multiple junior and youth race distances.
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.
A summer multisport event in Henley on Thames offering triathlon, duathlon, aquabike, aquathlon and open water swims with chip timing and a finisher medal.
SPRINT Superhero Tri is a short multisport challenge with a 150 m swim, 3 km bike and 1 km push/run. Entries can be solo, relay, or pulling a Superhero; everyone on course must be registered and receives a medal, T shirt and Super Kit Bag.
September 2027
One on the Lake Dorney on 5 September 2027 offers triathlon, duathlon, aquabike, aquathlon, open water swims and 5K, 10K and 15K runs with pro timing and medals.
Closed-road triathlon at Willen Lake on 12 September 2027 with Sprint and Standard distances plus aquabike and relay options.
Multi-distance triathlon, aquathlon and aquabike at the H2O Swim Centre lake in Reading on 12 September 2027, featuring open water swims and single loop road cycle routes.