Flat 1, 7 Romilly Road, Cardiff, CF5 1AY
About Flat 1
Flat 1 is a semi-detached house in Cardiff (CF5 1AY). It has a recorded floor area of 39 m² (around 420 sq ft) and construction records dating it to 1900-1929. At 39 m² this is the 3rd smallest of 5 units on EPC record in the building, where floor areas span 32–41 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 (67 versus a best of 75). The latest certificate (December 2021) shows a D (score 67), on the cusp of jumping into the C band. The rating has held steady at D across 2 certificates since November 2011. Between certificates, wall efficiency went from Very Poor to Poor and lighting went from Very Poor to Very Good. The recommended improvements would push it to C (score 76).
Today's modelled estimate of £170,000 is 62.2% below the 2018 sale of £450,000, a rare downward gap that often correlates with deferred maintenance or unfinished works. On energy efficiency it sits in the bottom 10% of properties in this postcode — significant headroom for improvement. On the market in May 2018 and unlisted since — roughly 8 years.
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
Flat 1 sits at the bottom of the postcode for energy efficiency — meaningful headroom to improve.
EPC Rating
Property Improvements
Changes detected from historical EPC data
Wall insulation improved
More low energy lighting installed
Get a survey for this property
Level 3 Building Survey
Because the property was built before 1919, 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
2 notable applications nearby — larger schemes and conversions that could reshape the street. The report maps them all.
Sales history & valuation
£170,000
Modelled from EPC, postcode comparables.
£450,000
Recorded with HM Land Registry.
Sales timeline
9 May 2018Most recent
£450,000
Versus other Romilly Road homes
On epc rating, Flat 1 runs well behind the street norm.
EPC Rating
67 (D)
Street avg 73 (C)
Floor Area
39 m²
Street avg 36 m²
CO₂ Emissions
1.9 t/year
Street avg 1.4 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
Crime
6/mo
Steady year-on-year across the wider district.
Nearest stop
0.1 km
Suffolk House — bus stop.
Go deeper on the local area
A Local Area report breaks down crime, transport links, schools and air quality in depth.