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Get started21 Trethosa Road is a three-bedroom semi-detached house in St. Stephen, St. Austell, St Austell (PL26 7PX). It has a recorded floor area of 93 m² (around 1001 sq ft), construction records dating it to 1900-1929 and council tax band B. The latest certificate (September 2017) shows a D (score 57), a step below the typical UK home. When first surveyed in January 2015 the rating was G, the property has climbed 3 bands since. Between certificates, wall efficiency went from Very Poor to Good, roof efficiency went from Very Poor to Good and window efficiency went from Average to Good; while hot-water efficiency dropped from Poor to Very Poor and main heating dropped from Poor to Very Poor. The recommended improvements would lift it to B (score 87), a 2-band jump. Main heating runs on electricity. Other recorded features include a loft.
Sale prices here have outpaced England HPI: 5.4% per year against 0% for the wider region. Today's modelled estimate of £279,000 is 18.7% above the 2021 sale price. On a £-per-square-foot basis, the last sale (£235/sq ft) was about 85.3% above the typical sold price in the postcode. Sold November 2021 for £235,000. That sale was during the post-pandemic price surge, when transactions cleared materially above pre-2020 trend.
Recommended upgrades on file would lift this property by multiple EPC bands.
21 Trethosa Road saw 3 transfers in just over a decade — high turnover for the postcode.
£279,000
Modelled from EPC, postcode comparables and a sale-price growth of 5.4% per year over 10 years.
£235,000
Growth on file: 5.4% per year over 10 years.
Habitable Rooms for 21 Trethosa Road lags the street by a wide margin.
Price per m²
£2,527
Street avg £1,910
Floor Area
93 m²
Street avg 98 m²
Habitable Rooms
4 rooms
Street avg 5 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
0.0 km

Daytime· 07:00 – 23:00
46.0dB

Changes detected from historical EPC data
Heating system changed
Hot water system changed
Window efficiency improved
Wall insulation improved
Loft insulation installed or upgraded to 250mm+
More low energy lighting installed
Are we missing something? Tell us about home improvements to help adjust your valuation.
2 November 2021Most recent
£235,000
+50.6%over 4 years9 March 2017
£156,000
+11.4%over 5 years22 December 2011
£140,000
Median price across the last 5 sales in PL26 7PX: £255,000 (2023–2019).
CO₂ Emissions
4.3 t/year
Street avg 5.6 t/year
PL26 7XD
Great Charles Close — bus stop.
Closest school
0.2 km
St Stephen Churchtown Academy. 4 schools nearby.
Night-time· 23:00 – 07:00
37.9dB
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