21 Caerleon Close, St Mellons, Cardiff, CF3 0HH
About 21 Caerleon Close
21 Caerleon Close is an end-of-terrace house in St. Mellons, Cardiff, Cardiff (CF3 0HH). It has a recorded floor area of 87 m² (around 936 sq ft), construction records dating it to 1967-1975 and council tax band C. The latest certificate (May 2016) shows a C (score 69), just inside the C band. The recommended improvements would push it to B (score 86). The latest certificate is from May 2016, so improvements made since then won't be reflected.
Energy performance
EPC Expired
This certificate is over 10 years old and is no longer valid.Expired 18 May 2026
EPC Rating
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Planning history
21 Caerleon Close has no planning applications on record.
But the area is active
1 notable application nearby — larger schemes and conversions that could reshape the street. The report maps them all.
Sales history & valuation
21 Caerleon Close has no Land Registry sales on file, suggesting it has stayed in the same hands since registration began.
£224,000
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
CO₂ Emissions for 21 Caerleon Close lags the street by a wide margin.
EPC Rating
69 (C)
Street avg 72 (C)
Floor Area
87 m²
Street avg 82 m²
CO₂ Emissions
3.0 t/year
Street avg 2.4 t/year
Habitable Rooms
5 rooms
Street avg 5 rooms
Similar properties nearby
1 Ashfield Court, St Mellons
CF3 0AE
1 Caradoc Close, St Mellons
CF3 0LQ
1 Ashdown Close, St Mellons
CF3 0ER
1 Abernethy Close, St Mellons
CF3 0SB
1 Birkdale Close, St Mellons
CF3 0LF
1 Blaenavon Close, St Mellons
CF3 0HQ
1 Broadwell Close, St Mellons
CF3 0HU
1 Cathcob Close, St Mellons
CF3 0AH
The neighbourhood at a glance
Reported crime in the wider district is trending notably upward year-on-year.
Crime
3/mo
Rising 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.







