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Get startedDinsul House is a four-bedroom detached house in Heamoor, Penzance, Penzance (TR18 3HB). It has a recorded floor area of 155 m² (around 1668 sq ft) and construction records dating it to 1900-1929. The latest certificate (March 2019) shows an E (score 42), well below the UK norm with real room to improve. The recommended improvements would lift it to B (score 83), a 3-band jump.
Sale prices here have outpaced England HPI: 7% per year against 0% for the wider region. Today's modelled estimate of £584,000 is 37.4% above the 2019 sale price. On a £-per-square-foot basis, the last sale (£255/sq ft) was about 49.5% above the typical sold price in the postcode. At 155 m² the property is well over the postcode median (116 m² across 6 EPCs), placing it in the larger end of the local stock. 4 bedrooms is on the larger side for this postcode, where 2 is the typical count. 2 planning records sit against the property, 2 approved, 0 refused. Past consents include an extension, meaningful when judging how the property has evolved. Last sale on file: £425,000 in July 2019.
Dinsul House's carbon output runs well above what efficient homes in the postcode produce.
Extension and alterations - Revised scheme of PA20/10990
Price for Dinsul House has grown more than fourfold since the 1998 starting point.
£584,000
Modelled from EPC, postcode comparables and a sale-price growth of 7.0% per year over 21 years.
£425,000
Growth on file: 7.0% per year over 21 years.
EPC Rating for Dinsul House lags the street by a wide margin.
Price per m²
£2,742
Street avg £2,255
Floor Area
155 m²
Street avg 122 m²
Habitable Rooms
7 rooms
Street avg 6 rooms
Daytime road noise here sits well below conversation level — a quiet pocket of the postcode.
Crime
4/mo
Steady year-on-year across the wider district.
Nearest stop
0.1 km

Daytime· 07:00 – 23:00
50.0dB

Extensions and alterations.
5 July 2019Most recent
£425,000
+331.5%over 21 years6 January 1998
£98,500
Median price across the last 5 sales in TR18 3HB: £310,000 (2025–2003).
CO₂ Emissions
9.1 t/year
Street avg 6.3 t/year
TR18 3DL
Sona Merg Close — bus stop.
Closest school
0.4 km
Pensans Community Primary School. 11 schools nearby.
Night-time· 23:00 – 07:00
40.3dB
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