Marlborough House, Flat 7, Westgate Street, Cardiff, CF10 1DE
About Marlborough House
Marlborough House is an end-of-terrace house in Cardiff (CF10 1DE). It has a recorded floor area of 75 m² (around 807 sq ft) and construction records dating it to 1950-1966. At 75 m² this is the 11th smallest of 15 units on EPC record in Marlborough House, where floor areas span 26–90 m². The building's EPC ratings span G to C across 15 units on file. The latest certificate (November 2017) shows a D (score 66), on the cusp of jumping into the C band. The recommended improvements would push it to C (score 74).
Across 2006–2024, sale prices on this property compounded at -2% per year. Today's modelled estimate of £163,000 sits 90.1% above the 2024 sale of £85,724. On a £-per-square-foot basis, the last sale (£106/sq ft) was about 42.4% below the postcode norm. Last sale on file: £85,724 in October 2024. Across the public record there are 4 sales, relatively high churn for a single property.
Energy performance
EPC Rating
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Planning history
Marlborough House has no planning applications on record.
A planning report still maps activity across the surrounding area and reads this property's extension & conversion potential.
Sales history & valuation
Marlborough House's sale-price growth has lagged the wider UK trajectory across its history on file.
£163,000
Modelled from EPC, postcode comparables and a sale-price growth of -2.0% per year over 18 years.
£85,724
Growth on file: -2.0% per year over 18 years.
Sales timeline
13 October 2024Most recent
£85,724
-57.1%over 1 year3 November 2022
£200,000
+42.9%over 4 years19 June 2018
£140,000
+12.0%over 11 years16 July 2006
£125,000
Median price across the last 5 sales in CF10 1DE: £177,500 (2024–2020).
Nearby sales in CF10 1DE
Marlborough House, Flat 4, Westgate Street, Cardiff, CF10 1DE
Sold Oct 2024
£200,000Marlborough House, Flat 8, Westgate Street, Cardiff, CF10 1DE
Sold Sept 2022
£200,000Marlborough House, Flat 3, Westgate Street, Cardiff, CF10 1DE
Sold Sept 2021
£177,500Marlborough House, Flat 14, Westgate Street, Cardiff, CF10 1DE
Sold Sept 2020
£173,500Marlborough House, Flat 6, Westgate Street, Cardiff, CF10 1DE
Sold Feb 2020
£137,000
Versus other Westgate Street homes
Marlborough House is notably below the street on price per m².
Price per m²
£1,143
Street avg £2,197
Floor Area
75 m²
Street avg 66 m²
Habitable Rooms
3 rooms
Street avg 3 rooms
CO₂ Emissions
3.0 t/year
Street avg 3.3 t/year
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The neighbourhood at a glance
Reported crime in the wider district is trending notably upward year-on-year.
Crime
10/mo
Rising year-on-year across the wider district.
Nearest stop
0.1 km
Westgate Street KP — bus stop.
Go deeper on the local area
A Local Area report breaks down crime, transport links, schools and air quality in depth.







