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Get startedCastle Court is a one-bedroom semi-detached house in Marlborough (SN8 1XG). It has a recorded floor area of 40 m² (around 431 sq ft), construction records dating it to 1991-1995 and council tax band D. At 40 m² this is the smallest unit on EPC record across Castle Court (40–93 m²). The building's EPC ratings span F to B across 43 units on file. The latest certificate (October 2012) shows a C (score 73). Main heating runs on electricity. The latest certificate is from October 2012, so improvements made since then won't be reflected.
Sale prices here have outpaced England HPI: 3.5% per year against 0% for the wider region. Today's modelled estimate of £154,000 is 23% below the 2012 sale of £200,000, an unusual pattern given regional price growth and worth checking against the EPC condition. On a £-per-square-foot basis, the last sale (£465/sq ft) was about 82.2% above the typical sold price in the postcode. Last changed hands 14 years ago, in October 2012. At 40 m² it's 29.8% smaller than the typical home in the postcode (57 m² median across 42 EPCs). One historical planning record sits against the property in 2006.
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This certificate is over 10 years old and is no longer valid.Expired 20 Oct 2022
New door in lieu of window
£154,000
Modelled from EPC, postcode comparables and a sale-price growth of 3.5% per year over 10 years.
£200,000
Growth on file: 3.5% per year over 10 years.
Everything we know about this property, compiled into one in-depth, downloadable report.
Castle Court outperforms the street on price per m² by a wide margin.
Price per m²
£5,000
Street avg £3,096
Floor Area
40 m²
Street avg 58 m²
Habitable Rooms
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

31 October 2012Most recent
£200,000
+42.9%over 10 years31 July 2002
£140,000
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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Street avg 3 rooms
CO₂ Emissions
2.5 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