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Get started38 Castle Road is a three-bedroom semi-detached house in Great Bedwyn, Marlborough, Marlborough (SN8 3LS). It has a recorded floor area of 109 m² (around 1173 sq ft), construction records dating it to 1950-1966 and council tax band D. The latest certificate (February 2022) shows an E (score 52), well below the UK norm with real room to improve. The rating has held steady at E across 2 certificates since August 2020. Between certificates, roof efficiency went from Very Poor to Average; while hot-water efficiency dropped from Average to Poor and lighting dropped from Poor to Very Poor. The recommended improvements would lift it to B (score 82), a 3-band jump. Main heating runs on oil.
Sale prices here have outpaced England HPI: 7.8% per year against 0% for the wider region. Today's modelled estimate of £424,000 is 13.1% above the 2021 sale price. On a £-per-square-foot basis, the last sale (£320/sq ft) was about 51.8% above the typical sold price in the postcode. At 109 m² it's 27.5% larger than the typical home in the postcode (86 m² median across 32 EPCs). Most recent transfer: June 2021 at £375,000. That sale was during the post-pandemic price surge, when transactions cleared materially above pre-2020 trend.
38 Castle Road's carbon output runs well above what efficient homes in the postcode produce.
Price for 38 Castle Road has grown more than fourfold since the 2003 starting point.
£424,000
Modelled from EPC, postcode comparables and a sale-price growth of 7.8% per year over 18 years.
£375,000
Growth on file: 7.8% per year over 18 years.
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Detailed AI analysis
38 Castle Road outperforms the street on floor area by a wide margin.
Price per m²
£3,440
Street avg £2,878
Floor Area
109 m²
Street avg 86 m²
Habitable Rooms
4 rooms
Rail-style transport is unusually close for this postcode.
Crime
2/mo
Steady year-on-year across the wider district.
Nearest stop
0.0 km
Castle Road — bus stop.

Daytime· 07:00 – 23:00
43.1dB

Changes detected from historical EPC data
Heating controls upgraded for better temperature management
Hot water efficiency decreased
Roof insulation improved
Low energy lighting percentage decreased
Are we missing something? Tell us about home improvements to help adjust your valuation.
24 June 2021Most recent
£375,000
+50.6%over 15 years24 February 2006
£249,000
+166.9%over 3 years20 January 2003
£93,300
Median price across the last 5 sales in SN8 3LS: £315,000 (2024–2019).
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Detailed EPC data
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Comparable homes and street-level pricing
Full planning history
Every application and decision on record
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Street avg 4 rooms
CO₂ Emissions
6.8 t/year
Street avg 7.0 t/year
SN8 3QY
Closest school
0.3 km
Great Bedwyn Church of England School. 2 schools nearby.
Night-time· 23:00 – 07:00
35.8dB