6 Heddfan South, Cardiff, CF23 7EA
About 6 Heddfan South
6 Heddfan South is a mid-terrace house in Cardiff (CF23 7EA). It has a recorded floor area of 84 m² (around 904 sq ft), construction records dating it to 1967-1975 and council tax band B. The latest certificate (November 2012) shows a C (score 73). When first surveyed in June 2010 the rating was D, the property has climbed 1 band since. Between certificates, wall efficiency went from Very Poor to Good, roof efficiency went from Average to Good and lighting went from Very Poor to Very Good; while window efficiency dropped from Good to Average. The recommended improvements would push it to B (score 87). The latest certificate is from November 2012, so improvements made since then won't be reflected.
It hasn't traded since October 2010, a hold of 16 years that's notably long for the area. Today's modelled estimate of £177,000 sits 61% above the 2010 sale of £109,950. On a £-per-square-foot basis, the last sale (£122/sq ft) was about 42.9% above the typical sold price in the postcode.
Energy performance
6 Heddfan South'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This certificate is over 10 years old and is no longer valid.Expired 04 Nov 2022
EPC Rating
Property Improvements
Changes detected from historical EPC data
Heating controls upgraded for better temperature management
Wall insulation improved
Roof insulation improved
More low energy lighting installed
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Planning history
6 Heddfan South 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
6 Heddfan South valuation sits well clear of the typical sold price in this postcode.
£177,000
Modelled from EPC, postcode comparables.
£109,950
Recorded with HM Land Registry.
Sales timeline
27 October 2010Most recent
£109,950
Median price across the last 5 sales in CF23 7EA: £103,000 (2025–2014).
Nearby sales in CF23 7EA
Versus other Heddfan South homes
6 Heddfan South is notably below the street on floor area.
Price per m²
£1,309
Street avg £1,132
Floor Area
84 m²
Street avg 92 m²
Habitable Rooms
5 rooms
Street avg 5 rooms
CO₂ Emissions
2.4 t/year
Street avg 2.6 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
Heddfaen South — bus stop.
Go deeper on the local area
A Local Area report breaks down crime, transport links, schools and air quality in depth.







