Trethowell Cottage, Porthkea, Truro, TR3 6AH
About Trethowell Cottage
Trethowell Cottage is a three-bedroom detached house in Porthkea, Truro, Truro (TR3 6AH). It has a recorded floor area of 116 m² (around 1249 sq ft) and construction records dating it to before 1900. The latest certificate (March 2018) shows an E (score 41), well below the UK norm with real room to improve. The recommended improvements would lift it to A (score 95), a 4-band jump. Main heating runs on oil. Other recorded features include notable views.
Across 1998–2018, sale prices on this property compounded at 7.2% per year. Today's modelled estimate of £480,000 is 21.5% above the 2018 sale price. One planning record on file: an extension refused in 2008. Most recent transfer: August 2018 at £395,000.
What this property has
Inside
- Bedrooms3
- Bathrooms1
Outside
- Notable viewsYes
Energy performance
Trethowell Cottage's carbon output runs well above what efficient homes in the postcode produce.
EPC Rating
Planning history
- Mar 2008ExtensionFullIn report
Extension: Single storey · Rear of property
Ground floor extension to rear of cottage sites: 130457,
- Agent
- Tim Swain Design
- Reference
- C1/PA13/0138/08/R
We flagged 1 thing worth checking at Trethowell Cottage
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
Trethowell Cottage has more than quadrupled in price since its earliest registered sale in 1998.
£480,000
Modelled from EPC, postcode comparables and a sale-price growth of 7.2% per year over 20 years.
£395,000
Growth on file: 7.2% per year over 20 years.
Sales timeline
30 August 2018Most recent
£395,000
+31.2%over 9 years29 April 2009
£301,100
+210.4%over 10 years22 July 1998
£97,000
Median price across the last 3 sales in TR3 6AH: £425,000 (2022–2002).
Nearby sales in TR3 6AH
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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
3/mo
Steady year-on-year across the wider district.
Nearest stop
1.0 km
Kea School — bus stop.
Closest school
0.9 km
Kea Community Primary School. 2 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
42.2dB

Night-time· 23:00 – 07:00
35.5dB







