19 Caerleon Close, St Mellons, Cardiff, CF3 0HH
About 19 Caerleon Close
19 Caerleon Close is a semi-detached house in St. Mellons, Cardiff, Cardiff (CF3 0HH). It has a recorded floor area of 81 m² (around 872 sq ft), construction records dating it to 1983-1990 and council tax band B. The latest certificate (July 2018) shows a D (score 68), on the cusp of jumping into the C band. The rating has held steady at D across 2 certificates since May 2013. Between certificates, roof efficiency went from Poor to Good and lighting went from Average to Good; while window efficiency dropped from Good to Average. The recommended improvements would lift it to B (score 85), a 2-band jump.
2 planning records sit against the property, 2 approved, 0 refused. Past consents include an extension, meaningful when judging how the property has evolved. It lags the bulk of the postcode on energy efficiency (less efficient than 90% of similar EPCs).
Energy performance
Recommended upgrades on file would lift this property by multiple EPC bands.
EPC Rating
Certificate validity
Valid until 3 July 2028
Property Improvements
Changes detected from historical EPC data
Heating controls changed
Roof insulation improved
More low energy lighting installed
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Planning history
Multiple extension applications run across more than a decade of planning history at 19 Caerleon Close.
2 applications on record at 19 Caerleon Close, St Mellons, Cardiff, CF3 0HH
- May 2009ExtensionFullOutcome in report
Extension: Two storey · Side of property
ERECTION OF A TWO STOREY SIDE EXTENSION
- Documents
- 2 docs on file
- Reference
- 09/00542/E
- More recent applications — locked
- ExtensionDec 2020Decision
Unlock 19 Caerleon Close, St Mellons, Cardiff, CF3 0HH's full planning history
You're seeing the shape of it. The report has the substance.
- Every decision — granted, refused or withdrawn (2 on record)
- All 2 applications on this property in full, plus 1 notable nearby
- The 6 documents, officer reports & conditions
- What the pattern means for extending or converting here
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Sales history & valuation
19 Caerleon Close has no Land Registry sales on file, suggesting it has stayed in the same hands since registration began.
£215,000
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 CF3 0HH: £130,000 (2025–2015).
Nearby sales in CF3 0HH
24 Caerleon Close, St Mellons, Cardiff, CF3 0HH
Sold Aug 2025
£178,00039 Caerleon Close, St Mellons, Cardiff, CF3 0HH
Sold Dec 2021
£211,00035 Caerleon Close, St Mellons, Cardiff, CF3 0HH
Sold May 2016
£130,0002 Caerleon Close, St Mellons, Cardiff, CF3 0HH
Sold Oct 2015
£128,00015 Caerleon Close, St Mellons, Cardiff, CF3 0HH
Sold Sept 2015
£109,000
Versus other Caerleon Close homes
On epc rating, 19 Caerleon Close runs well behind the street norm.
EPC Rating
68 (D)
Street avg 72 (C)
Floor Area
81 m²
Street avg 82 m²
CO₂ Emissions
3.0 t/year
Street avg 2.4 t/year
Habitable Rooms
4 rooms
Street avg 5 rooms
Similar properties nearby
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The neighbourhood at a glance
Crime
242/mo
Falling year-on-year across the wider district.
Nearest stop
0.1 km
Meddygfa Willowbrook Surgery — bus stop.
Go deeper on the local area
A Local Area report breaks down crime, transport links, schools and air quality in depth.







