Super-sprint
400 m swim · 12 km bike · 2.5 km runEntry fee not published · non-drafting
- Run terrainPicturesque nature reserve trails
- SwimLake
Loading
Loading triathlon event
Stanborough Lakes, Welwyn Garden City, Hertfordshire · OCT 2026 · Independent
Data current as ofAround race day in Stanborough Lakes, Welwyn Garden City, Hertfordshire: 16°C typical, 2.2 mm rain, 16 km/h wind. (10-year Open-Meteo average.)
Entry fee not published · non-drafting
Entry fee not published · non-drafting
Entry fee not published · non-drafting
Hertfordshire & Middlesex Triathlon currently lists Super-sprint (400 m swim · 12 km bike · 2.5 km run); Sprint (750 m swim · 25 km bike · 5 km run); Olympic (1,500 m swim · 42 km bike · 10 km run) on raceindex.org.
Use the linked official event website alongside the raceindex.org provenance and methodology notes shown on this page.