For those looking to get a head start on some winter training with those all-important bike-to-run transitions, check out these duathlons: –
**16th March – Chilly Duathlon** – [Register Here](https://race-nation.co.uk/register/db-max-events-ltd/the-chilly-draft-legal-duathlon-16th-march-2025) – The Total Guide Chilly ‘Draft-Legal’ Duathlon at the famous Castle Combe race circuit offers safe, traffic-free duathlon racing at its best. Wide, smooth tarmac, closed roads for cycling, and a flat, predominantly on-road run route. – Event details: 5k run, 7-lap 20.5k bike, and final 3k run. –
*9th March – Eton Dorney Duathlon (Sprint or Standard Distance)** – [Register Here](https://www.dorneylakeevents.com/event/dorney-duathlon-march-2025/) – Take on a Sprint or Standard distance and seize the opportunity to race around this unique and inspiring Olympic venue! The flat and scenic grounds provide a perfect venue for a chip-timed personal best.
Triathlons: –
**4th May – Oldbury Sprint Triathlon** – [Register Here](https://lpsevents.co.uk/oldbury-white-horse-sprint/) – Ideal for first-timers with a pool swim, rolling bike course, and a 5k road run. –
**24th May – Cotswold Lake 62 Events** – [Register Here](https://lpsevents.co.uk/cotswolds-lake-62-spring/) – Catering for just about everybody, with Aquathlon, Duathlon, and Triathlon races available. Enjoy the beautiful lake, lovely scenery, and great setup.
