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Get started3 Halwyn Close is a two-bedroom detached house in Carnon Downs, Truro, Truro (TR3 6LE). It has a recorded floor area of 68 m² (around 732 sq ft), construction records dating it to 1967-1975 and council tax band C. The latest certificate (February 2018) shows an E (score 39), well below the UK norm with real room to improve. The recommended improvements would lift it to B (score 82), a 3-band jump. Main heating runs on oil. Our model identifies extension potential, subject to local planning policy. The home occupies a corner plot and a cul-de-sac position.
Sale prices here have outpaced England HPI: 5.7% per year against 0% for the wider region. Today's modelled estimate of £350,000 is 44.3% above the 2018 sale price. On a £-per-square-foot basis, the last sale (£331/sq ft) was about 25.9% above the typical sold price in the postcode. At 68 m² it sits well below the postcode median (124 m² across 29 EPCs), making it one of the more compact homes locally. Sold August 2018 for £242,500.
Recommended upgrades on file would lift this property by multiple EPC bands.
Sale price has at least doubled since 1999.
£350,000
Modelled from EPC, postcode comparables and a sale-price growth of 5.7% per year over 19 years.
£242,500
Growth on file: 5.7% per year over 19 years.
3 Halwyn Close is notably below the street on floor area.
Price per m²
£3,566
Street avg £3,054
Floor Area
68 m²
Street avg 124 m²
Habitable Rooms
4 rooms
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
0.1 km
Halwyn Close — bus stop.

Daytime· 07:00 – 23:00
48.9dB

3 August 2018Most recent
£242,500
+190.4%over 19 years14 May 1999
£83,500
Median price across the last 5 sales in TR3 6LE: £400,000 (2025–2021).
Lamorna Old Carnon Hill Carnon Downs Truro
Sold Mar 2025
Brookvale Old Carnon Hill Carnon Downs Truro
Sold Mar 2024
2 Tyrrells Old Carnon Hill Carnon Downs Truro
Sold Dec 2023
Glendower Old Carnon Hill Carnon Downs Truro
Sold Mar 2022
Tree Tops Old Carnon Hill Carnon Downs Truro
Sold Nov 2021
Street avg 5 rooms
CO₂ Emissions
5.8 t/year
Street avg 5.1 t/year
TR3 6PY
Closest school
0.8 km
Devoran School. 2 schools nearby.
Night-time· 23:00 – 07:00
39.6dB
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