Chiswick
Triathlon Calendar near Chiswick 2026-2027
Monthly updates for Chiswick
Get new running races (and updates) in your inbox every month.
Explore the top triathlons near Chiswick for 2026-2027! We've gathered 33 exciting races in the area. Check out our detailed list below to find your next local race.
June 2027
Club organised triathlon in Swanley on 13 June 2027 offering sprint, standard and aqua bike distances, BTF sanctioned and in its 35th year.
Multi distance triathlon at Dartford with lake swims and multi lap bike and run courses, including Standard, Sprint, GO TRI and Aqua Bike formats.
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.
Monthly updates for Chiswick
Get new running races (and updates) in your inbox every month.
Point to point triathlon from Dorney Lake near Windsor to Brighton Sea Front with a calm 1.2 mile swim, about 67 miles cycling and about 14 miles running.
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 summer multisport event in Henley on Thames offering triathlon, duathlon, aquabike, aquathlon and open water swims with chip timing and a finisher medal.
Multi-distance triathlon festival in London on 21-22 August 2027, featuring the 100 km T100 distance plus Olympic, Sprint and Super Sprint options.
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.
Beginner friendly triathlon day at Surrey Docks Fitness and Watersports Centre with open water swims, static bikes and flat run routes focusing on community and inclusion.
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.
Multisport weekend at Hever Castle in Kent with triathlon, duathlon, swim and run events for juniors and adults on multi terrain courses in late September 2027.