12 Brynheulog, Pentwyn, Cardiff, CF23 7JA
About 12 Brynheulog
12 Brynheulog is an end-of-terrace house in Pentwyn, Cardiff, Cardiff (CF23 7JA). It has a recorded floor area of 89 m² (around 958 sq ft), construction records dating it to 1976-1982 and council tax band C. The latest certificate (April 2012) shows a D (score 67), on the cusp of jumping into the C band. The recommended improvements would lift it to B (score 88), a 2-band jump. The latest certificate is from April 2012, so improvements made since then won't be reflected.
Today's modelled estimate of £205,000 sits 57.7% above the 2012 sale of £130,000. On a £-per-square-foot basis, the last sale (£136/sq ft) was about 21.2% above the typical sold price in the postcode. 14 years since the last transfer (July 2012).
Energy performance
Recommended upgrades on file would lift this property by multiple EPC bands.
EPC Expired
This certificate is over 10 years old and is no longer valid.Expired 09 Apr 2022
EPC Rating
Certificate validity
Expired on 9 April 2022
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Planning history
12 Brynheulog 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
12 Brynheulog valuation sits well clear of the typical sold price in this postcode.
£205,000
Modelled from EPC, postcode comparables.
£130,000
Recorded with HM Land Registry.
Sales timeline
8 July 2012Most recent
£130,000
Median price across the last 5 sales in CF23 7JA: £156,000 (2025–2018).
Nearby sales in CF23 7JA
1 Brynheulog, Pentwyn, Cardiff, CF23 7JA
Sold Nov 2025
£175,00010 Brynheulog, Pentwyn, Cardiff, CF23 7JA
Sold May 2024
£155,00016 Brynheulog, Pentwyn, Cardiff, CF23 7JA
Sold Jul 2022
£125,00013 Brynheulog, Pentwyn, Cardiff, CF23 7JA
Sold Jul 2021
£165,00023 Brynheulog, Pentwyn, Cardiff, CF23 7JA
Sold Oct 2018
£156,000
Versus other Brynheulog homes
Price per m²
£1,461
Street avg £1,412
Floor Area
89 m²
Street avg 88 m²
Habitable Rooms
5 rooms
Street avg 5 rooms
CO₂ Emissions
3.2 t/year
Street avg 2.8 t/year
Similar properties nearby
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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
St Bernardettes — bus stop.
Go deeper on the local area
A Local Area report breaks down crime, transport links, schools and air quality in depth.







