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Get startedCastle Court is a two-bedroom mid-terrace house in Marlborough (SN8 1XG). It has a recorded floor area of 58 m² (around 624 sq ft), construction records dating it to 1983-1990 and council tax band D. The latest certificate (October 2021) returns a B (score 81), comfortably above the UK average. Main heating runs on electricity. At 58 m² this is the 25th 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, with this unit at the top.
Sale prices here have outpaced England HPI: 4.6% per year against 0% for the wider region. Today's modelled estimate of £192,000 is 13.7% below the 2022 sale of £222,500, an unusual pattern given regional price growth and worth checking against the EPC condition. On a £-per-square-foot basis, the last sale (£356/sq ft) was about 39.5% above the typical sold price in the postcode. Its energy rating outperforms most of the postcode (better than 79% of similar EPCs). Sold December 2022 for £222,500. That sale was during the post-pandemic price surge, when transactions cleared materially above pre-2020 trend.
Castle Court's carbon output is low for the local stock.
Sale price has grown by over 3x since 1995.
£192,000
Modelled from EPC, postcode comparables and a sale-price growth of 4.6% per year over 27 years.
£222,500
Growth on file: 4.6% per year over 27 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
£3,836
Street avg £3,124
Floor Area
58 m²
Street avg 57 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

2 December 2022Most recent
£222,500
+53.4%over 13 years9 April 2009
£145,000
+123.1%over 13 years26 September 1995
£65,000
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
1.5 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