3 Carnsew Close, Mabe Burnthouse, Penryn, TR10 9HE
About 3 Carnsew Close
3 Carnsew Close is a detached house in Mabe Burnthouse, Penryn, Penryn (TR10 9HE). It has a recorded floor area of 165 m² (around 1776 sq ft), construction records dating it to 1967-1975 and council tax band E. The latest certificate (August 2019) shows an E (score 41), well below the UK norm with real room to improve. The recommended improvements would lift it to C (score 75), a 2-band jump. Main heating runs on oil.
At 165 m² the property is well over the postcode median (118 m² across 18 EPCs), placing it in the larger end of the local stock. It lags the bulk of the postcode on energy efficiency (less efficient than 78% of similar EPCs). One planning record on file: an extension approved in 2020. Past consents include an extension, meaningful when judging how the property has evolved. Today's modelled estimate of £467,000 is 48.3% above the 2020 sale price. Most recent transfer: January 2020 at £315,000.
Energy performance
3 Carnsew Close's carbon output runs well above what efficient homes in the postcode produce.
EPC Rating
Get a survey for this property
Level 3 Building Survey
Because the property has been extended more than once and has no mains gas supply, we believe a Level 3 building survey should be considered.
From £1,020 · Includes VAT
Planning history
- Sept 2020ExtensionFullIn report
Proposed new residential annex to existing dwelling, new garage to replace existing and rear extensions.
- Agent
- Claire Newman Architects
- Documents
- 21 docs on file
- Reference
- PA20/06054
We flagged 1 thing worth checking at 3 Carnsew Close
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
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Sales history & valuation
The latest sale landed in the post-pandemic price surge — useful context when reading the figure.
£467,000
Modelled from EPC, postcode comparables.
£315,000
Recorded with HM Land Registry.
Sales timeline
3 January 2020Most recent
£315,000
Median price across the last 5 sales in TR10 9HE: £386,000 (2024–2021).
Nearby sales in TR10 9HE
23 Carnsew Close, Mabe Burnthouse, Penryn, TR10 9HE
Sold Mar 2024
£410,0002 Carnsew Close, Mabe Burnthouse, Penryn, TR10 9HE
Sold Dec 2022
£485,00014 Carnsew Close, Mabe Burnthouse, Penryn, TR10 9HE
Sold Nov 2022
£325,00024 Carnsew Close, Mabe Burnthouse, Penryn, TR10 9HE
Sold Oct 2022
£285,0006 Carnsew Close, Mabe Burnthouse, Penryn, TR10 9HE
Sold Dec 2021
£386,000
Versus other Carnsew Close homes
On habitable rooms, 3 Carnsew Close stands well clear of the street.
Price per m²
£1,909
Street avg £2,878
Floor Area
165 m²
Street avg 115 m²
Habitable Rooms
7 rooms
Street avg 5 rooms
CO₂ Emissions
9.7 t/year
Street avg 5.2 t/year
Similar properties nearby
1 Buteriss Gate, Retanna
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1 Carnsew Close, Mabe Burnthouse
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1 Antron Way, Mabe Burnthouse
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1 Chandler Park
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The neighbourhood at a glance
Crime
4/mo
Steady year-on-year across the wider district.
Nearest stop
0.1 km
Carnsew Close — bus stop.
Closest school
0.2 km
Mabe Community Primary School. 4 schools nearby.
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
50.3dB

Night-time· 23:00 – 07:00
41.3dB







