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Triathlon Calendar East of England 2026-2027

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Monthly updates for East of England

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Explore the best triathlons in East of England for 2026-2027! Our updated list features 23 exciting races across the region. Find your next race in East of England below and join the running community at these great events!

June 2026
Jun
13-14
Sa - Su

Harwich Triathlon

Triathlon
Jun
21
Su

Southend Triathlon

Triathlon
Jun
21
Su

Norwich Triathlon

Triathlon
Jun
28
Su

As Keen As Mustard Grafham Water Swimrun Event

Aquathlon
July 2026
Jul
4-5
Sa - Su

Outlaw Holkham Weekend

Triathlon 5 km 10 km 13 mi
Jul
5
Su

Hitchin Tri

Triathlon
Jul
5
Su

ATW Box End Triathlon

Triathlon
Jul
19
Su

Bedford Triathlon Team Relays

Triathlon
Jul
19
Su

Felixstowe Triathlon

Triathlon
Jul
19
Su

Osborne's Grays Triathlon (Aquabike / Aquathlon)

Triathlon
Jul
26
Su

Gosfield Triathlon & Multisport

Triathlon
August 2026
Aug
8
Sa

Atw Odyssey Triathlon

Triathlon
Aug
8
Sa

ATW St Neots Triathlon

Triathlon
Aug
8
Sa

ATW First to Full Triathlon Festival

Triathlon
Aug
16
Su

Bedford Triathon

Triathlon
September 2026
Sep
6
Su

Aldeburgh Fun Team Relay Triathlon

Triathlon
Sep
6
Su

Duck N Dash Aquathlon

Aquathlon
Sep
12
Sa

Nettleden Duathlon

Duathlon
Sep
20
Su

ATW St Neots Triathlon

Triathlon
Sep
26
Sa

ATW Grafham Triathlon

Triathlon
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