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Triathlon Calendar near Southend-on-Sea 2025-2026

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Explore the top triathlons near Southend-on-Sea for 2025-2026! We've gathered 11 exciting races in the area. Check out our detailed list below to find your next local race.

February 2026
Feb
15
Su

Seasonal Duathlons
Duathlon
May 2026
May
4
Mo

Tonbridge Triathlon
Triathlon
May
16
Sa

Essex Triathlons - Hanningfield Reservoir
Triathlon
May
16
Sa

ATW Big East & Maldon Triathlon
Triathlon
May
24
Su

The Bewl Water Triathlon
Triathlon
June 2026
Jun
7
Su

Dartford White Oak Triathlon
Triathlon
Jun
21
Su

Southend Triathlon
Triathlon
Jun
28
Su

The Bridge Triathlon
Triathlon
July 2026
Jul
5
Su

The Bridge Triathlon
Triathlon
Jul
26
Su

Big South East Swim & Aquathlon
Aquathlon
August 2026
Aug
2
Su

The Bridge Triathlon
Triathlon