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Get startedCastle Court is a mid-terrace house in Marlborough (SN8 1XG). It has a recorded floor area of 47 m² (around 506 sq ft), construction records dating it to 1983-1990 and council tax band C. At 47 m² this is the 13th 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 (March 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. The latest certificate is from March 2016, so improvements made since then won't be reflected.
Sale prices here have outpaced England HPI: 4.1% per year against 0% for the wider region. On a £-per-square-foot basis, the last sale (£306/sq ft) was about 19.9% above the typical sold price in the postcode. At 47 m² it's 17.5% smaller than the typical home in the postcode (57 m² median across 42 EPCs). Sold August 2024 for £155,000.
This certificate is over 10 years old and is no longer valid.Expired 17 Mar 2026
Castle Court has more than tripled in price since its earliest registered sale in 1996.
£146,000
Modelled from EPC, postcode comparables and a sale-price growth of 4.1% per year over 28 years.
£155,000
Growth on file: 4.1% per year over 28 years.
Everything we know about this property, compiled into one in-depth, downloadable report.
Castle Court is notably below the street on years held.
Price per m²
£3,298
Street avg £3,138
Floor Area
47 m²
Street avg 57 m²
Habitable Rooms
2 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

6 August 2024Most recent
£155,000
-12.2%over 7 years13 October 2016
£176,500
+60.5%over 10 years28 October 2005
£110,000
+66.7%over 6 years22 January 1999
£66,000
+32.0%over 2 years12 April 1996
£50,000
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
2.3 t/year
Street avg 2.7 t/year
SN8 1JA
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