23 Gould Close, Old St Mellons, Cardiff, CF3 5BD
About 23 Gould Close
23 Gould Close is a three-bedroom detached house in Old St. Mellons, Cardiff, Cardiff (CF3 5BD). It has a recorded floor area of 85 m² (around 915 sq ft), construction records dating it to 1991-1995 and council tax band E. The latest certificate (January 2017) shows a C (score 70). The recommended improvements would push it to B (score 85).
On energy efficiency it sits in the top 10% of properties in this postcode. Across 1996–2018, sale prices on this property compounded at 4.8% per year. Today's modelled estimate of £349,000 is 36.9% above the 2018 sale price. On a £-per-square-foot basis, the last sale (£279/sq ft) was about 187% above the typical sold price in the postcode. Most recent transfer: July 2018 at £255,000.
What this property has
Inside
- Bedrooms3
- Bathrooms2
- Open-plan layoutYes
- Dining roomYes
- EnsuiteYes
Energy performance
23 Gould Close ranks among the most efficient homes in the postcode for energy use.
EPC Rating
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Planning history
23 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
23 Gould Close has more than doubled in price since the earliest registered sale in 1996.
£349,000
Modelled from EPC, postcode comparables and a sale-price growth of 4.8% per year over 22 years.
£255,000
Growth on file: 4.8% per year over 22 years.
Sales timeline
31 July 2018Most recent
£255,000
+105.6%over 16 years6 June 2002
£124,000
+34.8%over 5 years20 December 1996
£91,995
Median price across the last 5 sales in CF3 5BD: £340,000 (2025–2012).
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
£445,00011 Gould Close, Old St Mellons, Cardiff, CF3 5BD
Sold Dec 2009
£184,500
Versus other Gould Close homes
CO₂ Emissions for 23 Gould Close runs comfortably ahead of the street norm.
Price per m²
£3,000
Street avg £2,371
Floor Area
85 m²
Street avg 99 m²
Habitable Rooms
4 rooms
Street avg 6 rooms
CO₂ Emissions
2.9 t/year
Street avg 4.0 t/year
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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.







