Cowman Triathlon Series | 2026
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Sun, 2nd Aug 26
Olney
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Race Information
A triathlon festival in Milton Keynes with full, half, sprint & multi‑sport challenges.
1000 Participants
Challenging
Entries open in 332 days
Location
Emberton Country Park
(52.14185, -0.7056918999999999)
(52.14185, -0.7056918999999999)
About Cowman Triathlon Series | 2026
2nd Aug 26
-
Olney
A multisport festival offering Middle 1.9km swim, 90km bike, 21.1km run, Standard ‘Calfman’ 1.5km/40km/10km, and Sprint ‘Stampede’ 750m (0.75km)/20km/5km) triathlons, plus Aquabike, Aquathlon, and Bike‑Run challenges with relay options. All feature scenic lake swims, rural bike loops, and mixed-terrain runs at Emberton Country Park.
Swimrun - 5.75 km
750m (0.75km) swim | 5km run.
Sun, 2nd Aug 26
• 09:00
£63
Coming Soon!
£63
Coming Soon!
Aquabike - 20.75 km
750m (0.75km) swim | 20 km bike.
Sun, 2nd Aug 26
• 09:00
£63
Coming Soon!
£63
Coming Soon!
Triathlon - 25 km
20km bike | 5km run.
Sun, 2nd Aug 26
• 09:00
£63
Coming Soon!
£63
Coming Soon!
Triathlon - 25.75 km
750m (0.75km) swim | 20km bike | 5km run.
Sun, 2nd Aug 26
• 09:00
£73.50
Coming Soon!
£73.50
Coming Soon!
Aquabike - 41.5 km
1.5 km swim | 40 km bike.
Sun, 2nd Aug 26
• 07:45
£73.50
Coming Soon!
£73.50
Coming Soon!
Triathlon - 50 km
40km bike | 10km run.
Sun, 2nd Aug 26
• 08:00
£73.50
Coming Soon!
£73.50
Coming Soon!
Triathlon - 51.5 km
1.5km swim | 40km bike | 10km run.
Sun, 2nd Aug 26
• 07:45
£84
Coming Soon!
£84
Coming Soon!
Aquabike - 91.9 km
1.9km swim | 90km bike.
Sun, 2nd Aug 26
• 06:30
£94.50
Coming Soon!
£94.50
Coming Soon!
Triathlon - 111.1 km
90km bike | 21.1km run
Sun, 2nd Aug 26
• 06:50
£94.50
Coming Soon!
£94.50
Coming Soon!
Triathlon - 113 km
1.9km swim | 90km bike | 21.1km run.
Sun, 2nd Aug 26
• 06:30
£136.50
Coming Soon!
£136.50
Coming Soon!
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Toilets
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Parking
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£63 - £136.50
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