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Get started1a is a three-bedroom detached house in Gastard, Corsham, Corsham (SN13 9PY). It has a recorded floor area of 120 m² (around 1292 sq ft), construction records dating it to 1976-1982 and council tax band E. The latest certificate (March 2022) shows an E (score 39), well below the UK norm with real room to improve. Earlier certificates rated it D (March 2011); the latest reading is one band lower. Between certificates, lighting went from Very Poor to Good; while wall efficiency dropped from Good to Average and roof efficiency dropped from Average to Poor. The recommended improvements would lift it to C (score 77), a 2-band jump. Main heating runs on oil.
Held since July 2001 — that's 25 years off the open market, well above the local norm. Sale prices here have outpaced England HPI: 13.9% per year against 0% for the wider region. Today's modelled estimate of £425,000 sits 161.5% above the 2001 sale of £162,500. On a £-per-square-foot basis, the last sale (£126/sq ft) was about 29.6% below the postcode norm. One planning record on file: an extension approved in 2001. Past consents include an extension, meaningful when judging how the property has evolved.
1a's carbon output runs well above what efficient homes in the postcode produce.
REPLACEMENT PORCH
1a's modelled value sits at over four times its earliest registered sale price (1997).
£425,000
Modelled from EPC, postcode comparables and a sale-price growth of 13.9% per year over 4 years.
£162,500
Growth on file: 13.9% per year over 4 years.
1a is notably below the street on co₂ emissions.
EPC Rating
39 (E)
Street avg 51 (E)
Floor Area
120 m²
Street avg 115 m²
CO₂ Emissions
9.9 t/year
Street avg 5.0 t/year
Daytime road noise here sits well below conversation level — a quiet pocket of the postcode.
Crime
2/mo
Steady year-on-year across the wider district.
Nearest stop
0.1 km

Daytime· 07:00 – 23:00
44.1dB

Changes detected from historical EPC data
Heating controls changed
Hot water system changed
More low energy lighting installed
Are we missing something? Tell us about home improvements to help adjust your valuation.
26 July 2001Most recent
£162,500
+67.5%over 3 years11 August 1997
£97,000
Median price across the last 5 sales in SN13 9PY: £249,999 (2013–2000).
Habitable Rooms
6 rooms
Street avg 6 rooms
SN13 9AU
Harp and Crown — bus stop.
Closest school
1.6 km
Corsham Primary School. 6 schools nearby.
Night-time· 23:00 – 07:00
37.4dB
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