18 Borage Close, Pontprennau, Cardiff, CF23 8SJ
About 18 Borage Close
18 Borage Close is a four-bedroom detached house in Pontprennau, Cardiff, Cardiff (CF23 8SJ). It has a recorded floor area of 119 m² (around 1281 sq ft), construction records dating it to 1996-2002 and council tax band F. Other recorded features include a conservatory. The latest certificate (April 2022) shows a C (score 74). The rating has held steady at C across 2 certificates since March 2010. The recommended improvements would push it to B (score 84).
Last sale on file: £415,000 in December 2023. Across the public record there are 4 sales, relatively high churn for a single property. At 119 m² it's 20.2% larger than the typical home in the postcode (99 m² median across 16 EPCs). Across 1999–2023, sale prices on this property compounded at 5.7% per year. On a £-per-square-foot basis, the last sale (£324/sq ft) was about 64.5% above the typical sold price in the postcode.
What this property has
Inside
- Bedrooms4
- Bathrooms2
- ConservatoryYes
Outside
- Private gardenYes
- DrivewayYes
Energy performance
EPC Rating
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Planning history
18 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.
£442,000
Modelled from EPC, postcode comparables and a sale-price growth of 5.7% per year over 24 years.
£415,000
Growth on file: 5.7% per year over 24 years.
Sales timeline
18 December 2023Most recent
£415,000
+80.0%over 11 years27 January 2012
£230,500
-1.9%over 7 years23 September 2004
£235,000
+121.7%over 5 years20 July 1999
£106,000
Median price across the last 5 sales in CF23 8SJ: £410,000 (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
£435,0009 Borage Close, Pontprennau, Cardiff, CF23 8SJ
Sold Dec 2023
£442,5006 Borage Close, Pontprennau, Cardiff, CF23 8SJ
Sold Dec 2021
£410,0007 Borage Close, Pontprennau, Cardiff, CF23 8SJ
Sold Apr 2021
£396,250
Versus other Borage Close homes
On epc rating, 18 Borage Close stands well clear of the street.
Price per m²
£3,487
Street avg £2,674
Floor Area
119 m²
Street avg 100 m²
Habitable Rooms
6 rooms
Street avg 6 rooms
CO₂ Emissions
3.2 t/year
Street avg 3.6 t/year
Similar properties nearby
1 Clos Nant Y Cwm, Pontprennau
CF23 8LG
1 Allt Y Wennol, Pontprennau
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1 Acorn Grove, Pontprennau
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1 Clos Nant Mwlan, Pontprennau
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1 Blackberry Way, Pontprennau
CF23 8FE
1 Clos Alyn, Pontprennau
CF23 8LB
1 Clos Dol Heulog, Pontprennau
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1 Amberwood Close, Pontprennau
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The neighbourhood at a glance
Reported crime in the wider district is trending notably upward year-on-year.
Crime
9/mo
Rising 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.







