153 Brynheulog, Pentwyn, Cardiff, CF23 7JE
About 153 Brynheulog
153 Brynheulog is an end-of-terrace house in Pentwyn, Cardiff, Cardiff (CF23 7JE). It has a recorded floor area of 89 m² (around 958 sq ft), construction records dating it to 1967-1975 and council tax band C. The latest certificate (May 2015) shows a D (score 56), a step below the typical UK home. When first surveyed in December 2014 the rating was E, the property has climbed 1 band since. Between certificates, wall efficiency went from Poor to Average and lighting went from Average to Good; while window efficiency dropped from Poor to Very Poor and hot-water efficiency dropped from Average to Poor. The recommended improvements would lift it to B (score 87), a 2-band jump. The latest certificate is from May 2015, so improvements made since then won't be reflected.
Across 1998–2015, sale prices on this property compounded at 7.1% per year. Today's modelled estimate of £187,000 sits 79.8% above the 2015 sale of £104,000. At 89 m² it's 21.9% larger than the typical home in the postcode (73 m² median across 44 EPCs). It lags the bulk of the postcode on energy efficiency (less efficient than 73% of similar EPCs). Last changed hands 11 years ago, in June 2015.
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This certificate is over 10 years old and is no longer valid.Expired 04 May 2025
EPC Rating
Property Improvements
Changes detected from historical EPC data
Hot water system changed
Wall insulation improved
Roof insulation improved
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Planning history
153 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
Sale price has grown by over 3x since 1998.
£187,000
Modelled from EPC, postcode comparables and a sale-price growth of 7.1% per year over 17 years.
£104,000
Growth on file: 7.1% per year over 17 years.
Sales timeline
15 June 2015Most recent
£104,000
+215.2%over 16 years1 October 1998
£33,000
Median price across the last 5 sales in CF23 7JE: £185,000 (2025–2021).
Nearby sales in CF23 7JE
163 Brynheulog, Pentwyn, Cardiff, CF23 7JE
Sold Jan 2025
£195,000164 Brynheulog, Pentwyn, Cardiff, CF23 7JE
Sold Sept 2024
£220,000154 Brynheulog, Pentwyn, Cardiff, CF23 7JE
Sold Apr 2021
£162,130152 Brynheulog, Pentwyn, Cardiff, CF23 7JE
Sold Feb 2021
£185,000161 Brynheulog, Pentwyn, Cardiff, CF23 7JE
Sold Feb 2019
£95,000
Versus other Brynheulog homes
EPC Rating for 153 Brynheulog lags the street by a wide margin.
Price per m²
£1,169
Street avg £1,536
Floor Area
89 m²
Street avg 88 m²
Habitable Rooms
5 rooms
Street avg 5 rooms
CO₂ Emissions
4.8 t/year
Street avg 2.8 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
9/mo
Rising year-on-year across the wider district.
Nearest stop
0.1 km
Brynheulog — bus stop.
Go deeper on the local area
A Local Area report breaks down crime, transport links, schools and air quality in depth.







