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Dorney Lake Events

Running, triathlon and multisport events at Dorney Lake, Windsor — the London 2012 Olympic rowing venue. Flat, fast, traffic-free courses on closed roads.

🏁 13 upcoming events
13 events
JUL
Dorney Lake Triathlon 26th July 2026
Sun, 26 Jul 2026 · Dorney Lake
from £30.00
JUL
Run Dorney Lake Half Marathon, 10k & 5k 26th July 2026
Sun, 26 Jul 2026 · Dorney Lake
10K5KHalf Marathon
£30.00 – £40.00
AUG
Dorney Lake Triathlon August 2026
Sat, 8 Aug 2026 · Dorney Lake
Macmillan Cancer Support - Sprint Triathlon EntryMacmillan Cancer Support - Standard Triathlon EntryMacmillan Cancer Support - Super Sprint Triathlon EntrySprint Aquabike
from £25.00
AUG
Run Dorney Lake Half Marathon, 10k & 5k August 2026
Sat, 8 Aug 2026 · Dorney Lake
10K5KHalf Marathon
£30.00 – £40.00
AUG
Dorney Lake Evening Triathlon August 2026
Wed, 26 Aug 2026 · Dorney Lake
from £30.00
AUG
Run Dorney Lake Evening Runs 10k & 5k August 2026
Wed, 26 Aug 2026 · Dorney Lake
10K5K
£30.00 – £33.00
AUG
Dorney Lake Triathlon 30th August 2026
Sun, 30 Aug 2026 · Dorney Lake
from £30.00
AUG
Run Dorney Lake Half Marathon, 10k & 5k 30th August 2026
Sun, 30 Aug 2026 · Dorney Lake
10K5KHalf Marathon
£30.00 – £40.00
SEP
Dorney Lake Triathlon September 2026
Sat, 26 Sept 2026 · Dorney Lake
Macmillan Cancer Support - Sprint Triathlon EntryMacmillan Cancer Support - Standard Triathlon EntryMacmillan Cancer Support - Super Sprint Triathlon EntrySprint Aquabike
from £25.00
SEP
Run Dorney Lake Marathon, Half Marathon, 10k & 5k September 2026
Sat, 26 Sept 2026 · Dorney Lake
10K5KHalf Marathon
£30.00 – £40.00
OCT
Dorney Lake Duathlon October 2026
Sat, 3 Oct 2026 · Dorney Lake
from £30.00
OCT
Dorney Lake Triathlon October 2026
Sat, 3 Oct 2026 · Dorney Lake
from £30.00
OCT
Run Dorney Lake Half Marathon, 10k & 5k October 2026
Sat, 3 Oct 2026 · Dorney Lake
10K5KHalf Marathon
£30.00 – £40.00