Date
Sun, 16 May 2027
Start
07:10
Venue
Lake 32, Cotswold Water Park, Spratsgate Lane, Cirencester, GL7 6DF
Siddington, Gloucestershire
Countdown
May
The same lake swim and 40 km ride as the full triathlon, but you stop after the bike and skip the run. A neat way into multisport, starting in the last wave.
Key facts
01No run: the swim is 1,500 m and the bike is 40 km
02Timing stops when you return to transition after the bike
03Open to ages 15 and over, and you start in the final wave
Create a free training plan for the 51fiver Cotswold Standard Triathlon 42 km
7-day free trial, no card required
The course
The route
Siddington
Distance42km
StartElevation
0 kmDrag map to rotate40.0 km
Weather
Mid-May, Siddington
16°CTypical high
7°CTypical low
-1°CColdest in 20 years
40%Days with rain
Highs around 16°C and lows around 7°C, but it has dropped to -1°C. Rain on 40% of days. Pack for the cold end, not the average.
NASA POWER data, 2006-2025, the week either side of race day
Results
Course verified. Results not yet available.
Organiser
Organiseri-Compete Events Ltd (event director: James Higgs)
Websiteicompete.co.uk
Instagram@icompeteevents
Training
Training for the 51fiver Cotswold Standard Triathlon 42 km
We don't do generic plans. We combine deep knowledge of this race's demands with your recent training, then build a plan with you that progresses as you do.
Beina integrates directly with your existing tools to understand your current fitness, and synchronise your planned sessions.
Intervals.icuWhat a 51fiver Cotswold Standard Triathlon 42 km plan targets
Typical sessions
42 km
Endurance and fatigue resistance over the full distance
Fuelling and pacing for the whole event
What your weeks look like
Typical sessions
Long endurance rides building toward the full distance
Threshold and sweet-spot work for sustained power
Group rides for drafting and bunch-riding skills
Not a generic schedule
Typical sessions
Built from your current fitness and the time you actually have
Adapts every week as Beina learns how you respond
Syncs your sessions straight to Garmin and Wahoo
One clear next session, never a wall of spreadsheet
Entries open now
Get your 51fiver Cotswold Standard Triathlon 42 km plan.
7-day free trial, no card required.
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