11 Gould Close, Old St Mellons, Cardiff, CF3 5BD
About 11 Gould Close
11 Gould Close is a three-bedroom detached house in Old St. Mellons, Cardiff, Cardiff (CF3 5BD). It has a recorded floor area of 83 m² (around 889 sq ft), construction records dating it to 1991-1995 and council tax band E. The latest certificate (September 2009) shows an E (score 49), well below the UK norm with real room to improve. The recommended improvements would push it to D (score 66). The latest certificate is from September 2009, so improvements made since then won't be reflected.
Held since December 2009 — that's 16 years off the open market, well above the local norm. 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. Across 1997–2009, sale prices on this property compounded at 6.4% per year. Today's modelled estimate of £311,000 sits 68.6% above the 2009 sale of £184,500. On a £-per-square-foot basis, the last sale (£208/sq ft) was about 106.5% above the typical sold price in the postcode.
What this property has
Inside
- Bedrooms3
Energy performance
11 Gould 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This certificate is over 10 years old and is no longer valid.Expired 29 Sept 2019
EPC Rating
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Planning history
11 Gould Close has no planning applications on record.
A planning report still maps activity across the surrounding area and reads this property's extension & conversion potential.
Sales history & valuation
Sale price has at least doubled since 1997.
£311,000
Modelled from EPC, postcode comparables and a sale-price growth of 6.4% per year over 13 years.
£184,500
Growth on file: 6.4% per year over 13 years.
Sales timeline
7 December 2009Most recent
£184,500
+2.5%over 4 years5 July 2005
£180,000
+114.3%over 8 years24 April 1997
£84,000
Median price across the last 5 sales in CF3 5BD: £340,000 (2025–2018).
Nearby sales in CF3 5BD
2 Gould Close, Old St Mellons, Cardiff, CF3 5BD
Sold May 2025
£340,00025 Gould Close, Old St Mellons, Cardiff, CF3 5BD
Sold Mar 2025
£320,0003 Gould Close, Old St Mellons, Cardiff, CF3 5BD
Sold Dec 2024
£345,00019 Gould Close, Old St Mellons, Cardiff, CF3 5BD
Sold Apr 2022
£445,00023 Gould Close, Old St Mellons, Cardiff, CF3 5BD
Sold Jul 2018
£255,000
Versus other Gould Close homes
EPC Rating for 11 Gould Close lags the street by a wide margin.
Price per m²
£2,235
Street avg £2,447
Floor Area
83 m²
Street avg 100 m²
Habitable Rooms
4 rooms
Street avg 6 rooms
CO₂ Emissions
5.2 t/year
Street avg 3.8 t/year
Similar properties nearby
1 Brendon Close, Llanrumney
CF3 5RJ
1 Axbridge Crescent, Llanrumney
CF3 5TJ
1 Chapel Row Lane, Old St Mellons
CF3 5ST
1 Banwell Place, Llanrumney
CF3 5SH
1 Bronte Close, Llanrumney
CF3 5PN
1 Bluebell Drive
CF3 5RA
1 Captain S View, Braunton Crescent, Llanrumney
CF3 5AD
1 Courtenay Close, Old St Mellons
CF3 5UL
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
0.2 km
Bluebell Inn — bus stop.
Go deeper on the local area
A Local Area report breaks down crime, transport links, schools and air quality in depth.







