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 £161,000 is 46.4% above the 2010 sale price. 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This certificate is over 10 years old and is no longer valid.Expired 04 Nov 2022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
Certificate validity
Expired on 4 November 2022
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.
£161,000
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 91 m²
Habitable Rooms
5 rooms
Street avg 5 rooms
CO₂ Emissions
2.4 t/year
Street avg 2.5 t/year
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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
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.







