27 Borage Close, Pontprennau, Cardiff, CF23 8SJ
About 27 Borage Close
27 Borage Close is a four-bedroom detached house in Pontprennau, Cardiff, Cardiff (CF23 8SJ). It has a recorded floor area of 97 m² (around 1044 sq ft), construction records dating it to 1991-1995 and council tax band F. The latest certificate (August 2013) shows a D (score 60), on the cusp of jumping into the C band. The recommended improvements would push it to C (score 79). The latest certificate is from August 2013, so improvements made since then won't be reflected.
Across 1999–2015, sale prices on this property compounded at 7.2% per year. Today's modelled estimate of £407,000 is 38% above the 2015 sale price. On a £-per-square-foot basis, the last sale (£283/sq ft) was about 45.7% above the typical sold price in the postcode. 11 years since the last transfer (July 2015).
What this property has
Inside
- Bedrooms4
Outside
- Private gardenYes
Energy performance
27 Borage Close's EPC is over a decade old — improvements since won't be reflected.
EPC Expired
This certificate is over 10 years old and is no longer valid.Expired 22 Aug 2023
EPC Rating
Certificate validity
Expired on 22 August 2023
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Planning history
27 Borage 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
Sale price has grown by over 3x since 1999.
£407,000
Modelled from EPC, postcode comparables and a sale-price growth of 7.2% per year over 16 years.
£295,000
Growth on file: 7.2% per year over 16 years.
Sales timeline
30 July 2015Most recent
£295,000
+206.7%over 16 years27 May 1999
£96,200
Median price across the last 5 sales in CF23 8SJ: £415,000 (2025–2021).
Nearby sales in CF23 8SJ
12 Borage Close, Pontprennau, Cardiff, CF23 8SJ
Sold Apr 2025
£311,00029 Borage Close, Pontprennau, Cardiff, CF23 8SJ
Sold Feb 2025
£435,00018 Borage Close, Pontprennau, Cardiff, CF23 8SJ
Sold Dec 2023
£415,0009 Borage Close, Pontprennau, Cardiff, CF23 8SJ
Sold Dec 2023
£442,5006 Borage Close, Pontprennau, Cardiff, CF23 8SJ
Sold Dec 2021
£410,000
Versus other Borage Close homes
On epc rating, 27 Borage Close runs well behind the street norm.
Price per m²
£3,041
Street avg £2,702
Floor Area
97 m²
Street avg 102 m²
Habitable Rooms
5 rooms
Street avg 6 rooms
CO₂ Emissions
4.3 t/year
Street avg 3.6 t/year
Similar properties nearby
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1 Acorn Grove, Pontprennau
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1 Clos Dol Heulog, Pontprennau
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1 Amberwood Close, Pontprennau
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1 Clos Alyn, Pontprennau
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The neighbourhood at a glance
Crime
169/mo
Falling year-on-year across the wider district.
Nearest stop
0.1 km
Ty Cerrig — bus stop.
Go deeper on the local area
A Local Area report breaks down crime, transport links, schools and air quality in depth.







