Are you a property professional?Get qualified leads from motivated homeowners.
Get startedAre you a property professional?Get qualified leads from motivated homeowners.
Get started31 Castle Road is a semi-detached house in Great Bedwyn, Marlborough, Marlborough (SN8 3LS). It has a recorded floor area of 126 m² (around 1356 sq ft), construction records dating it to 1950-1966 and council tax band C. The latest certificate (May 2024) shows an F (score 26), near the bottom of the EPC scale. The rating has held steady at F across 3 certificates since November 2021. Between certificates, lighting dropped from Very Good to Good and main heating dropped from Average to Very Poor. The recommended improvements would lift it to D (score 59), a 2-band jump. Main heating runs on electricity.
Sale prices here have outpaced England HPI: 35.7% per year against 0% for the wider region. On a £-per-square-foot basis, the last sale (£383/sq ft) was about 83.7% above the typical sold price in the postcode. At 126 m² the property is well over the postcode median (86 m² across 32 EPCs), placing it in the larger end of the local stock. On energy efficiency it sits in the bottom 10% of properties in this postcode — significant headroom for improvement. One planning record on file: an extension approved in 2023. Past consents include an extension, a loft conversion and a porch, meaningful when judging how the property has evolved. Last sale on file: £520,000 in August 2024.
31 Castle Road sits at the bottom of the postcode for energy efficiency — meaningful headroom to improve.
Extension: Single storey · Rear of property
Proposed single storey rear extension, loft conversion, new porch and internal alterations
Latest sale on 31 Castle Road was the highest on Land Registry record across the postcode.
£552,000
Modelled from EPC, postcode comparables and a sale-price growth of 35.7% per year over 2 years.
£520,000
Growth on file: 35.7% per year over 2 years.
Everything we know about this property, compiled into one in-depth, downloadable report.
Detailed AI analysis
Price per m² for 31 Castle Road runs comfortably ahead of the street norm.
Price per m²
£4,127
Street avg £2,809
Floor Area
126 m²
Street avg 86 m²
Habitable Rooms
5 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
Roof insulation improved
Heating controls upgraded for better temperature management
Hot water system changed
Low energy lighting percentage decreased
Are we missing something? Tell us about home improvements to help adjust your valuation.
12 August 2024Most recent
£520,000
+65.1%over 1 year21 December 2022
£315,000
Median price across the last 5 sales in SN8 3LS: £315,000 (2023–2016).
An AI-written breakdown of everything that matters
Detailed EPC data
Full energy ratings, history and recommendations
Related properties
Comparable homes and street-level pricing
Full planning history
Every application and decision on record
Ad-free · Instant access · Secure Stripe checkout · One-off payment
Street avg 4 rooms
CO₂ Emissions
14.0 t/year
Street avg 6.8 t/year
SN8 3DR
Closest school
0.3 km
Great Bedwyn Church of England School. 2 schools nearby.
Night-time· 23:00 – 07:00
35.8dB