Welwyn Garden City
Triathlon Calendar near Welwyn Garden City 2026-2027
Monthly updates for Welwyn Garden City
Get new running races (and updates) in your inbox every month.
Explore the top triathlons near Welwyn Garden City for 2026-2027! We've gathered 29 exciting races in the area. Check out our detailed list below to find your next local race.
May 2027
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.
June 2027
River Thames swim, country roads cycle and a finish past Windsor Castle with sprint and Olympic distances and relay options.
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.
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.
Monthly updates for Welwyn Garden City
Get new running races (and updates) in your inbox every month.
August 2027
Triathlon and multisport festival in St Neots on 7 August 2027 with distances from sprint to full, a 12 hour run, relay options and family festival features.
Two triathlon races in Bedford town centre with river swims, country bike routes and multi-lap riverside runs across Olympic and Sprint distances.
A multi distance triathlon weekend in London on 21 to 22 August 2027, featuring the 100km T100 plus Olympic, Sprint and Super Sprint distances.
September 2027
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.