18 Aberthaw Road, Cardiff, CF5 4HB
About 18 Aberthaw Road
18 Aberthaw Road is a three-bedroom semi-detached house in Cardiff (CF5 4HB). It has a recorded floor area of 70 m² (around 753 sq ft), construction records dating it to 1950-1966 and council tax band B. The latest certificate (September 2025) shows a D (score 68), on the cusp of jumping into the C band. The rating has held steady at D across 2 certificates since August 2015. Between certificates, hot-water efficiency went from Average to Good and lighting went from Very Poor to Very Good; while window efficiency dropped from Average to Poor. The recommended improvements would push it to C (score 76).
Across 2007–2015, sale prices on this property compounded at 1.6% per year. Today's modelled estimate of £191,000 sits 50.4% above the 2015 sale of £127,000. On a £-per-square-foot basis, the last sale (£169/sq ft) was about 30.5% above the typical sold price in the postcode. At 70 m² it's 18.6% larger than the typical home in the postcode (59 m² median across 21 EPCs). 10 years since the last transfer (December 2015).
What this property has
Inside
- Bedrooms3
- Bathrooms1
Outside
- Private gardenYes
Building
- Heating systemGas
Energy performance
EPC Rating
Property Improvements
Changes detected from historical EPC data
Hot water efficiency improved
More low energy lighting installed
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Planning history
18 Aberthaw Road 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
18 Aberthaw Road valuation sits well clear of the typical sold price in this postcode.
£191,000
Modelled from EPC, postcode comparables and a sale-price growth of 1.6% per year over 9 years.
£127,000
Growth on file: 1.6% per year over 9 years.
Sales timeline
7 December 2015Most recent
£127,000
+14.9%over 8 years19 March 2007
£110,550
Median price across the last 5 sales in CF5 4HB: £145,000 (2022–2019).
Versus other Aberthaw Road homes
Price per m²
£1,814
Street avg £1,603
Floor Area
70 m²
Street avg 69 m²
Habitable Rooms
4 rooms
Street avg 4 rooms
CO₂ Emissions
2.2 t/year
Street avg 3.0 t/year
Similar properties nearby
The neighbourhood at a glance
Crime
6/mo
Steady year-on-year across the wider district.
Nearest stop
0.2 km
Ely Police Station — bus stop.
Go deeper on the local area
A Local Area report breaks down crime, transport links, schools and air quality in depth.







