6 Alderwood Close, St Mellons, Cardiff, CF3 0BW
About 6 Alderwood Close
6 Alderwood Close is a semi-detached house in St. Mellons, Cardiff, Cardiff (CF3 0BW). It has a recorded floor area of 67 m² (around 718 sq ft), construction records dating it to 1967-1975 and council tax band D. The latest certificate (June 2009) shows an E (score 47), well below the UK norm with real room to improve. The recommended improvements would push it to D (score 55). Main heating runs on electricity. The latest certificate is from June 2009, so improvements made since then won't be reflected.
It hasn't traded since November 2009, a hold of 17 years that's notably long for the area. That sale fell during the post-crash dip, which often skews comparisons against later neighbouring sales. On energy efficiency it sits in the bottom 10% of properties in this postcode — significant headroom for improvement. Today's modelled estimate of £210,000 sits 55.6% above the 2009 sale of £135,000. On a £-per-square-foot basis, the last sale (£188/sq ft) was about 17.9% below the postcode norm.
Energy performance
6 Alderwood Close sits at the bottom of the postcode for energy efficiency — meaningful headroom to improve.
EPC Expired
This certificate is over 10 years old and is no longer valid.Expired 25 Jun 2019
EPC Rating
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Planning history
6 Alderwood 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
The latest sale fell during the post-2008 dip, often a low-water mark in price comparisons.
£210,000
Modelled from EPC, postcode comparables.
£135,000
Recorded with HM Land Registry.
Sales timeline
20 November 2009Most recent
£135,000
Median price across the last 5 sales in CF3 0BW: £375,000 (2024–2011).
Nearby sales in CF3 0BW
12 Alderwood Close, St Mellons, Cardiff, CF3 0BW
Sold Jun 2024
£500,0004 Alderwood Close, St Mellons, Cardiff, CF3 0BW
Sold Nov 2016
£207,00011 Alderwood Close, St Mellons, Cardiff, CF3 0BW
Sold May 2016
£437,0002 Alderwood Close, St Mellons, Cardiff, CF3 0BW
Sold Dec 2011
£135,0001 Alderwood Close, St Mellons, Cardiff, CF3 0BW
Sold Sept 2011
£167,000
Versus other Alderwood Close homes
EPC Rating for 6 Alderwood Close lags the street by a wide margin.
Price per m²
£2,024
Street avg £2,342
Floor Area
67 m²
Street avg 92 m²
Habitable Rooms
3 rooms
Street avg 3 rooms
CO₂ Emissions
6.2 t/year
Street avg 2.3 t/year
Similar properties nearby
1 Cathcob Close, St Mellons
CF3 0AH
1 Broadwell Close, St Mellons
CF3 0HU
1 Abernethy Close, St Mellons
CF3 0SB
1 Bulrush Close, St Mellons
CF3 0AZ
1 Blaina Close, St Mellons
CF3 0EB
1 Caraway Close, St Mellons
CF3 0NF
1 Ashfield Court, St Mellons
CF3 0AE
1 Caradoc Close, St Mellons
CF3 0LQ
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
Llaneirwg Way — bus stop.
Go deeper on the local area
A Local Area report breaks down crime, transport links, schools and air quality in depth.







