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Get startedCastle Court is a two-bedroom detached house in Marlborough (SN8 1XG). It has a recorded floor area of 59 m² (around 633 sq ft), construction records dating it to 1983-1990 and council tax band D. The latest certificate (March 2012) shows a C (score 78), near the top of the C band. The rating has held steady at C across 2 certificates since December 2009. Between certificates, lighting went from Very Poor to Poor and main heating went from Poor to Average. The recommended improvements would push it to B (score 81). Main heating runs on electricity. The latest certificate is from March 2012, so improvements made since then won't be reflected. At 59 m² this is the 28th smallest of 43 units on EPC record in Castle Court, where floor areas span 40–93 m². The building's EPC ratings span F to B across 43 units on file.
Sale prices here have outpaced England HPI: 4.2% per year against 0% for the wider region. On a £-per-square-foot basis, the last sale (£324/sq ft) was about 27.1% above the typical sold price in the postcode. Most recent transfer: May 2022 at £205,000. Across the public record there are 4 sales, relatively high churn for a single property. That sale was during the post-pandemic price surge, when transactions cleared materially above pre-2020 trend.
Castle Court's EPC is over a decade old — improvements since won't be reflected.
This certificate is over 10 years old and is no longer valid.Expired 30 Mar 2022
Sale price has at least doubled since 1999.
£185,000
Modelled from EPC, postcode comparables and a sale-price growth of 4.2% per year over 23 years.
£205,000
Growth on file: 4.2% per year over 23 years.
Everything we know about this property, compiled into one in-depth, downloadable report.
Price per m²
£3,487
Street avg £3,133
Floor Area
59 m²
Street avg 57 m²
Habitable Rooms
3 rooms
Street avg 3 rooms
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
0.2 km

Daytime· 07:00 – 23:00
48.6dB

13 May 2022Most recent
£205,000
+17.1%over 8 years13 September 2013
£175,000
-5.4%over 3 years29 June 2010
£185,000
+131.3%over 11 years4 May 1999
£80,000
Median price across the last 5 sales in SN8 1XG: £125,000 (2025–2024).
Castle Court Flat 14 River Park Marlborough
Sold Nov 2025
Castle Court Flat 28 River Park Marlborough
Sold Jul 2025
Castle Court Flat 17 River Park Marlborough
Sold Jun 2025
Castle Court Flat 41 River Park Marlborough
Sold Mar 2025
Castle Court Flat 29 River Park Marlborough
Sold Dec 2024
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CO₂ Emissions
2.6 t/year
Street avg 2.7 t/year
SN8 1XG
Ducks Meadow — bus stop.
Closest school
0.3 km
Marlborough St Mary's CE Primary School. 3 schools nearby.
Flood risk
Low
From the Environment Agency.
Night-time· 23:00 – 07:00
41.0dB