Carnello Farm, Zennor, St Ives, TR26 3DB
About Carnello Farm
Carnello Farm is a detached house in Zennor, St. Ives, St Ives (TR26 3DB). It has a recorded floor area of 127 m² (around 1367 sq ft) and construction records dating it to before 1900. The latest certificate (September 2021) shows an E (score 48), well below the UK norm with real room to improve. Earlier certificates rated it D (December 2013); the latest reading is one band lower. Between certificates, wall efficiency went from Very Poor to Poor; while window efficiency dropped from Good to Average and hot-water efficiency dropped from Good to Poor. The recommended improvements would lift it to C (score 79), a 2-band jump. Main heating runs on oil.
Today's modelled estimate of £507,000 is 55.9% below the 2022 sale of £1,150,000, running counter to the wider postcode trend, which makes the EPC and condition history especially worth a look. On a £-per-square-foot basis, the last sale (£841/sq ft) was about 89.1% above the typical sold price in the postcode. 6 planning records sit against the property, 4 approved, 0 refused. Past consents include an extension and an annexe, meaningful when judging how the property has evolved. Sold June 2022 for £1,150,000. That sale was during the post-pandemic price surge, when transactions cleared materially above pre-2020 trend.
Energy performance
Carnello Farm's carbon output runs well above what efficient homes in the postcode produce.
EPC Rating
Property Improvements
Changes detected from historical EPC data
Loft insulation installed or upgraded to 250mm+
Heating system changed
Fuel source changed
Heating controls changed
Hot water system changed
Low energy lighting percentage decreased
Hot water efficiency improved
Wall insulation improved
More low energy lighting installed
Planning history
Carnello Farm has been through 4 approved planning applications — a well-evolved property.
- Mar 2025ExtensionFullIn report
Replacement Sunroom with new Corner Extension & Rear Dormers, following Planning Permission for single-storey Side Extension, New Front Dormer & Alterations, ref: PA24/06854
- Agent
- CASA Studio Ltd
- Documents
- 12 docs on file
- Reference
- PA25/00798
- Oct 2024ExtensionFullIn report
Extension: Single storey · Side of property
Single-storey side extension, new front dormer and alterations
- Agent
- CASA Studio Ltd
- Documents
- 11 docs on file
- Reference
- PA24/06854
We flagged 1 thing worth checking at Carnello Farm
Independent checks surfaced things a buyer would want to understand before offering. The report explains each one in full, with the underlying data and what to ask.
- Larger development activity nearby
30-day money-back guarantee
Sales history & valuation
The latest sale landed in the post-pandemic price surge — useful context when reading the figure.
£507,000
Modelled from EPC, postcode comparables.
£1,150,000
Recorded with HM Land Registry.
Sales timeline
9 June 2022Most recent
£1,150,000
Median price across the last 5 sales in TR26 3DB: £374,000 (2022–1996).
Versus the street
Price per m² for Carnello Farm runs comfortably ahead of the street norm.
Price per m²
£9,055
Street avg £4,736
Floor Area
127 m²
Street avg 132 m²
Habitable Rooms
6 rooms
Street avg 6 rooms
CO₂ Emissions
6.8 t/year
Street avg 8.4 t/year
Similar properties nearby
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1 Coastguard Cottages, Zennor
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1 Balnoon Bungalows, Balnoon, Lelant
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The neighbourhood at a glance
Daytime road noise here sits well below conversation level — a quiet pocket of the postcode.
Crime
2/mo
Steady year-on-year across the wider district.
Nearest stop
0.3 km
Boswednack Farm — bus stop.
Go deeper on the local area
The full report breaks down crime, transport links, schools and air quality in depth.
Road noise across the postcode

Daytime· 07:00 – 23:00
41.7dB

Night-time· 23:00 – 07:00
36.4dB







