Flat 4, 27 Clive Street, Cardiff, CF11 7HJ
About Flat 4
Flat 4 is an end-of-terrace house in Cardiff (CF11 7HJ). It has a recorded floor area of 70 m² (around 753 sq ft), construction records dating it to before 1900 and council tax band B. The latest certificate (August 2023) shows an E (score 54), well below the UK norm with real room to improve. Earlier certificates rated it D (July 2013); the latest reading is one band lower. Between certificates, window efficiency went from Average to Good. The recommended improvements would lift it to B (score 84), a 3-band jump.
On energy efficiency it sits in the bottom 10% of properties in this postcode — significant headroom for improvement. Across 2001–2016, sale prices on this property compounded at 4.9% per year. Today's modelled estimate of £157,000 sits 67% above the 2016 sale of £94,000. On a £-per-square-foot basis, the last sale (£125/sq ft) was about 19.7% below the postcode norm. On the market in May 2016 and unlisted since — roughly 10 years.
Energy performance
Flat 4 sits at the bottom of the postcode for energy efficiency — meaningful headroom to improve.
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, has been extended more than once, and has solid (non-cavity) walls, we believe a Level 3 building survey should be considered.
From £820 · Includes VAT
Planning history
Flat 4 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
Flat 4 has more than doubled in price since the earliest registered sale in 2001.
£157,000
Modelled from EPC, postcode comparables and a sale-price growth of 4.9% per year over 15 years.
£94,000
Growth on file: 4.9% per year over 15 years.
Sales timeline
16 May 2016Most recent
£94,000
+100.0%over 14 years24 October 2001
£47,000
Median price across the last 5 sales in CF11 7HJ: £210,000 (2024–2014).
Nearby sales in CF11 7HJ
Versus other Clive Street homes
On floor area, Flat 4 runs well behind the street norm.
Price per m²
£1,343
Street avg £1,802
Floor Area
70 m²
Street avg 133 m²
Habitable Rooms
4 rooms
Street avg 7 rooms
CO₂ Emissions
4.2 t/year
Street avg 5.0 t/year
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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
0.0 km
Stockland Street — bus stop.
Go deeper on the local area
A Local Area report breaks down crime, transport links, schools and air quality in depth.







