Stockton-on-Tees
Triathlon Calendar near Stockton-on-Tees 2026-2027
Monthly updates for Stockton-on-Tees
Get new running races (and updates) in your inbox every month.
Explore the top triathlons near Stockton-on-Tees for 2026-2027! We've gathered 7 exciting races in the area. Check out our detailed list below to find your next local race.
August 2026
Shallow open-water swims, flat village roads for cycling and a spectator-friendly lapped run at Bishopton Lake on 23 August 2026.
September 2026
A sprint triathlon and accompanying Aquathlon, 5K and 10K at Eston Leisure Centre in Middlesbrough on 6 September 2026 featuring a 300m swim, 20km bike and 5km run.
Sun City Tri Aquathlon & Swim Only in Sunderland on 20 September 2026 features a sprint aquathlon and sea swims over 750 m and 1500 m; entries close 10 September and a 5% booking fee applies.
Sprint triathlon in Teesdale with a 400 m pool swim, 20 km bike and 5 km off road run at Teesdale Leisure Centre on 20 September 2026.
Non-drafting sprint duathlon on a traffic free closed circuit at the Nissan Test Track featuring a 5 km run, 20 km bike and 1.7 km run.
Monthly updates for Stockton-on-Tees
Get new running races (and updates) in your inbox every month.
October 2026
Traffic-free run, bike, run duathlon at Croft Circuit in North Yorkshire with Super Sprint, Sprint and Standard distances and British Triathlon registration.
July 2027
Open-water triathlons at Derwent Reservoir with sprint and standard distances, aquabike options, live chip timing and on-site parking.