Ground Floor Flat, 25 Earl Street, Cardiff, CF11 7DQ
About Ground Floor Flat
Ground Floor Flat is a mid-terrace house in Cardiff (CF11 7DQ). It has a recorded floor area of 43 m² (around 463 sq ft) and construction records dating it to 1900-1929. The latest certificate (August 2024) shows a C (score 71). When first surveyed in May 2012 the rating was D, the property has climbed 1 band since. Between certificates, window efficiency went from Very Poor to Average and hot-water efficiency went from Average to Good.
At 43 m² it sits well below the postcode median (94 m² across 17 EPCs), making it one of the more compact homes locally. Its energy rating outperforms most of the postcode (better than 71% of similar EPCs).
Everything you need to know about Ground Floor Flat
The true value, the hidden risks and the full sale history, in one report.
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Energy performance
EPC Rating
Property Improvements
Changes detected from historical EPC data
Heating system changed
Changed to a more efficient fuel source
Heating controls changed
Single glazing replaced with double or better glazing
Roof insulation improved
More low energy lighting installed
Replaced storage heaters with gas boiler
Connected to mains gas supply
Heating controls upgraded for better temperature management
Hot water system upgraded
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
Ground Floor Flat has no planning applications on record.
But the area is active
8 notable applications nearby — larger schemes and conversions that could reshape the street. The report maps them all.
Sales history & valuation
Ground Floor Flat has no Land Registry sales on file, suggesting it has stayed in the same hands since registration began.
£136,000
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 CF11 7DQ: £227,500 (2025–2021).
Versus other Earl Street homes
On floor area, Ground Floor Flat runs well behind the street norm.
EPC Rating
71 (C)
Street avg 71 (C)
Floor Area
43 m²
Street avg 44 m²
CO₂ Emissions
1.7 t/year
Street avg 2.2 t/year
Habitable Rooms
2 rooms
Street avg 3 rooms
Everything you need to know about Ground Floor Flat
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
9/mo
Steady year-on-year across the wider district.
Nearest stop
0.0 km
Earl Street — bus stop.
Go deeper on the local area
A Local Area report breaks down crime, transport links, schools and air quality in depth.