Marlow Triathlon May 2026

Take On the Marlow Triathlon at Higginson Park on Sunday 24th May 2026

Be part of something new and exciting at Higginson Park in Marlow on Sunday 24th May 2026 for the debut of the Marlow Triathlon. This brand-new event offers Half Iron, Olympic, and Sprint distances ideal for both seasoned athletes and newcomers.

Swim in the River Thames, cycle through the scenic Chiltern countryside, and finish strong with a riverside run across the park. With stunning views and a well-organised setup, it’s a must-do event to kick off your summer season.

Whether you're taking on your first triathlon or chasing a personal best, this event offers Sprint, Olympic, and Half Iron distances. Each race begins with an open-water swim in the River Thames, followed by scenic bike routes through the rolling Chiltern countryside, and finishes with a run on grassy terrain in the heart of Marlow.

This is your chance to race in one of the most beautiful triathlon locations in the UK. With a riverside start, closed roads, and a buzzing event village, the Marlow Triathlon delivers a memorable challenge for every level of athlete.

Race Details & Start Times

07:00 am - Half Iron Triathlon

Swim: 1.9km | Bike: 86km (Elevation: 806m) | Run: 20km (Elevation: 68m)

08:30 am - Olympic Triathlon

Swim: 1.5km (2 Laps) | Bike: 38km (Elevation: 333m) | Run: 10km (Elevation: 34m)

10:00 am - Sprint Triathlon

Swim: 750m | Bike: 23km (Elevation: 176m) | Run: 5km (Elevation: 17m)

Included in the entry