Flat 1, 23 Marlborough Road, Cardiff, CF23 5BT
About Flat 1
Flat 1 is a mid-terrace house in Cardiff (CF23 5BT). It has a recorded floor area of 30 m² (around 323 sq ft), construction records dating it to 1900-1929 and council tax band B. At 30 m² this is the 2nd smallest of 6 units on EPC record in the building, where floor areas span 25–48 m². The building's EPC ratings span D to C, with this unit at the bottom. On EPC score it ranks last in the building (55 versus a best of 73). The latest certificate (October 2019) shows a D (score 55), a step below the typical UK home. The recommended improvements would push it to C (score 78). Main heating runs on electricity.
At 30 m² it's 18.9% smaller than the typical home in the postcode (37 m² median across 51 EPCs).
Everything you need to know about Flat 1
The true value, the hidden risks and the full sale history, in one report.
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Energy performance
EPC Rating
Get a survey for this property
Level 3 Building Survey
Because the property was built before 1919 and has no mains gas supply, we believe a Level 3 building survey should be considered.
From £820 · Includes VAT
Planning history
Flat 1 has no planning applications on record.
But the area is active
1 notable application nearby — larger schemes and conversions that could reshape the street. The report maps them all.
Sales history & valuation
Flat 1 has no Land Registry sales on file, suggesting it has stayed in the same hands since registration began.
£135,000
Modelled from EPC, postcode comparables.
No sales recorded with HM Land Registry
That can mean the property has never traded since the registry began publishing in 1995, was a new build that hasn't been registered yet, or is held in the same hands long-term.
Median price across the last 5 sales in CF23 5BT: £485,000 (2024–2017).
Nearby sales in CF23 5BT
Versus other Marlborough Road homes
On co₂ emissions, Flat 1 runs well behind the street norm.
EPC Rating
55 (D)
Street avg 65 (D)
Floor Area
30 m²
Street avg 46 m²
CO₂ Emissions
3.6 t/year
Street avg 2.4 t/year
Habitable Rooms
2 rooms
Street avg 2 rooms
Everything you need to know about Flat 1
The true value, the hidden risks and the full sale history, in one report.
Pick your report · every report is £14.99
One time fee only - money back guarantee
The data behind every report
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The neighbourhood at a glance
Reported crime in the wider district is trending notably upward year-on-year.
Crime
9/mo
Rising year-on-year across the wider district.
Nearest stop
0.1 km
Marlborough Road — bus stop.
Go deeper on the local area
A Local Area report breaks down crime, transport links, schools and air quality in depth.