15 Caerleon Close, St Mellons, Cardiff, CF3 0HH
About 15 Caerleon Close
15 Caerleon Close is a mid-terrace house in St. Mellons, Cardiff, Cardiff (CF3 0HH). It has a recorded floor area of 80 m² (around 861 sq ft), construction records dating it to 1976-1982 and council tax band B. The latest certificate (July 2023) shows a C (score 75), near the top of the C band. The rating has held steady at C across 2 certificates since July 2013. Between certificates, roof efficiency went from Poor to Average and lighting went from Poor to Very Good. The recommended improvements would push it to B (score 87).
Across 2006–2015, sale prices on this property compounded at 5.7% per year. Today's modelled estimate of £185,000 sits 69.7% above the 2015 sale of £109,000. On a £-per-square-foot basis, the last sale (£127/sq ft) was about 20.9% above the typical sold price in the postcode. On the market in September 2015 and unlisted since — roughly 11 years.
Energy performance
EPC Rating
Certificate validity
Valid until 18 July 2033
Property Improvements
Changes detected from historical EPC data
Roof insulation improved
More low energy lighting installed
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Planning history
15 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
15 Caerleon Close saw 3 transfers in just over a decade — high turnover for the postcode.
£185,000
Modelled from EPC, postcode comparables and a sale-price growth of 5.7% per year over 9 years.
£109,000
Growth on file: 5.7% per year over 9 years.
Sales timeline
21 September 2015Most recent
£109,000
+45.3%over 1 year29 November 2013
£75,000
+16.3%over 7 years6 April 2006
£64,500
Median price across the last 5 sales in CF3 0HH: £130,000 (2025–2013).
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
£128,00037 Caerleon Close, St Mellons, Cardiff, CF3 0HH
Sold May 2008
£115,000
Versus other Caerleon Close homes
15 Caerleon Close is notably below the street on habitable rooms.
Price per m²
£1,363
Street avg £1,705
Floor Area
80 m²
Street avg 82 m²
Habitable Rooms
4 rooms
Street avg 5 rooms
CO₂ Emissions
2.1 t/year
Street avg 2.4 t/year
Similar properties nearby
1 Caerleon Close, St Mellons
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1 Bulrush Close, St Mellons
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1 Blaina Close, St Mellons
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1 Aspen Close, St Mellons
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1 Caspian Close, St Mellons
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1 Broadwell Close, St Mellons
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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.







