Flat A, 139 Penarth Road, Cardiff, CF11 6JU
About Flat A
Flat A is a mid-terrace house in Cardiff (CF11 6JU). It has a recorded floor area of 69 m² (around 743 sq ft) and construction records dating it to 1900-1929. The latest certificate (April 2019) shows a D (score 68), on the cusp of jumping into the C band. When first surveyed in May 2011 the rating was E, the property has climbed 1 band since. Between certificates, wall efficiency went from Very Poor to Poor, hot-water efficiency went from Average to Good and lighting went from Poor to Very Good. The recommended improvements would push it to C (score 77).
Today's modelled estimate of £147,000 is 37.4% above the 2018 sale price. On a £-per-square-foot basis, the last sale (£144/sq ft) was about 75.1% above the typical sold price in the postcode. Last changed hands 8 years ago, in January 2018.
Everything you need to know about Flat A
The true value, the hidden risks and the full sale history, in one report.
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The data behind every report
Energy performance
EPC Rating
Property Improvements
Changes detected from historical EPC data
Heating controls upgraded for better temperature management
Hot water efficiency improved
Window efficiency improved
Heating controls changed
Hot water efficiency decreased
Wall insulation improved
Low energy lighting percentage decreased
More low energy lighting installed
Get a survey for this property
Level 3 Building Survey
Because the property was built before 1919 and has solid (non-cavity) walls, we believe a Level 3 building survey should be considered.
From £820 · Includes VAT
Planning history
Flat A has no planning applications on record.
But the area is active
12 notable applications nearby — larger schemes and conversions that could reshape the street. The report maps them all.
Sales history & valuation
Flat A valuation sits well clear of the typical sold price in this postcode.
£147,000
Modelled from EPC, postcode comparables.
£107,000
Recorded with HM Land Registry.
Sales timeline
26 January 2018Most recent
£107,000
Median price across the last 5 sales in CF11 6JU: £185,000 (2023–2020).
Nearby sales in CF11 6JU
Versus other Penarth Road homes
Flat A outperforms the street on floor area by a wide margin.
Price per m²
£1,551
Street avg £1,961
Floor Area
69 m²
Street avg 51 m²
Habitable Rooms
2 rooms
Street avg 3 rooms
CO₂ Emissions
2.7 t/year
Street avg 2.6 t/year
Everything you need to know about Flat A
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
Rail-style transport is unusually close for this postcode.
Crime
9/mo
Steady year-on-year across the wider district.
Nearest stop
0.1 km
Blaenclydach Street — bus stop.
Go deeper on the local area
A Local Area report breaks down crime, transport links, schools and air quality in depth.