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Get startedCastle Court is a two-bedroom semi-detached house in Marlborough (SN8 1XG). It has a recorded floor area of 53 m² (around 570 sq ft), construction records dating it to 1983-1990 and council tax band D. At 53 m² this is the 20th 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. The latest certificate (October 2016) shows a C (score 78), near the top of the C band. The recommended improvements would push it to B (score 82). Main heating runs on electricity.
Sale prices here have outpaced England HPI: 4.4% per year against 0% for the wider region. Today's modelled estimate of £166,000 is 12.6% below the 2023 sale of £190,000, an unusual pattern given regional price growth and worth checking against the EPC condition. On a £-per-square-foot basis, the last sale (£333/sq ft) was about 30.6% above the typical sold price in the postcode. Sold March 2023 for £190,000.
Sale price has grown by over 3x since 1996.
£166,000
Modelled from EPC, postcode comparables and a sale-price growth of 4.4% per year over 27 years.
£190,000
Growth on file: 4.4% per year over 27 years.
Everything we know about this property, compiled into one in-depth, downloadable report.
On price per m², Castle Court stands well clear of the street.
Price per m²
£3,585
Street avg £3,131
Floor Area
53 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

20 March 2023Most recent
£190,000
-15.6%over 5 years8 September 2017
£225,000
+25.0%over 10 years7 February 2007
£180,000
+92.5%over 7 years8 October 1999
£93,500
+56.0%over 3 years28 June 1996
£59,950
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
2.5 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