Flat 1, 11 Clarence Embankment, Cardiff, CF10 5GR
About Flat 1
Flat 1 is an end-of-terrace house in Cardiff (CF10 5GR). It has a recorded floor area of 35 m² (around 377 sq ft), construction records dating it to 1900-1929 and council tax band C. At 35 m² this is the smallest unit on EPC record across the building (35–55 m²). The building's EPC ratings span E to D, with this unit at the bottom. On EPC score it ranks last in the building (46 versus a best of 56). The latest certificate (February 2020) shows an E (score 46), well below the UK norm with real room to improve. Earlier certificates rated it C (October 2008); the latest reading is 2 bands lower. Between certificates, window efficiency went from Average to Good and lighting went from Average to Good; while wall efficiency dropped from Good to Very Poor and main heating dropped from Average to Poor. The recommended improvements would lift it to C (score 74), a 2-band jump. Main heating runs on electricity.
At 35 m² it sits well below the postcode median (100 m² across 28 EPCs), making it one of the more compact homes locally. It lags the bulk of the postcode on energy efficiency (less efficient than 89% of similar 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
Recommended upgrades on file would lift this property by multiple EPC bands.
EPC Rating
Property Improvements
Changes detected from historical EPC data
Window efficiency improved
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 1 has no planning applications on record.
But the area is active
5 notable applications 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.
£127,000
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 CF10 5GR: £330,000 (2025–2023).
Nearby sales in CF10 5GR
9 Clarence Embankment, Cardiff, CF10 5GR
Sold Nov 2025
£330,00041 Clarence Embankment, Cardiff, CF10 5GR
Sold Sept 2024
£285,00049 Clarence Embankment, Cardiff, CF10 5GR
Sold Aug 2024
£360,00017 Clarence Embankment, Cardiff, CF10 5GR
Sold Apr 2024
£380,00055 Clarence Embankment, Cardiff, CF10 5GR
Sold Aug 2023
£220,000
Versus other Clarence Embankment homes
Flat 1 is notably below the street on epc rating.
EPC Rating
46 (E)
Street avg 53 (E)
Floor Area
35 m²
Street avg 48 m²
CO₂ Emissions
4.0 t/year
Street avg 4.4 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
Rail-style transport is unusually close for this postcode.
Crime
10/mo
Rising year-on-year across the wider district.
Nearest stop
0.1 km
Clarence Embankment Waterbus Stop — ferry terminal.
Go deeper on the local area
A Local Area report breaks down crime, transport links, schools and air quality in depth.