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Get started26 Duporth Bay is a detached house in Duporth, St. Austell, St Austell (PL26 6AF). It has a recorded floor area of 193 m² (around 2077 sq ft), construction records dating it to 1983-1990 and council tax band F. The latest certificate (October 2015) shows a D (score 61), on the cusp of jumping into the C band. When first surveyed in August 2013 the rating was E, the property has climbed 1 band since. Between certificates, wall efficiency went from Poor to Good, window efficiency went from Average to Good and hot-water efficiency went from Poor to Average. The recommended improvements would push it to C (score 70). Main heating runs on oil. The latest certificate is from October 2015, so improvements made since then won't be reflected.
Today's modelled estimate of £846,000 sits 56.7% above the 2014 sale of £540,000. On a £-per-square-foot basis, the last sale (£260/sq ft) was about 16.6% above the typical sold price in the postcode. One planning record on file: an extension approved in 2014. Past consents include an extension, meaningful when judging how the property has evolved. 12 years since the last transfer (February 2014).
26 Duporth Bay's carbon output runs well above what efficient homes in the postcode produce.
This certificate is over 10 years old and is no longer valid.Expired 23 Oct 2025
Council records include a two-storey side extension at 26 Duporth Bay.
Extension: Two storey · Side of property
Erection of a two-storey side extension and gabled entrance Hall
26 Duporth Bay valuation sits well clear of the typical sold price in this postcode.
£846,000
Modelled from EPC, postcode comparables.
£540,000
Recorded with HM Land Registry.
On habitable rooms, 26 Duporth Bay stands well clear of the street.
Price per m²
£2,798
Street avg £3,234
Floor Area
193 m²
Street avg 178 m²
Habitable Rooms
9 rooms
Street avg 7 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
0.3 km

Daytime· 07:00 – 23:00
43.7dB

Changes detected from historical EPC data
Hot water system upgraded
Window efficiency improved
Cavity wall insulation installed
More low energy lighting installed
Are we missing something? Tell us about home improvements to help adjust your valuation.
24 February 2014Most recent
£540,000
Median price across the last 5 sales in PL26 6AF: £544,000 (2025–2012).
CO₂ Emissions
7.7 t/year
Street avg 9.1 t/year
PL26 6AG
Rashleigh Road — bus stop.
Closest school
1.1 km
Penrice Academy. 9 schools nearby.
Night-time· 23:00 – 07:00
35.6dB
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