23 Heddfan South, Cardiff, CF23 7EA
About 23 Heddfan South
23 Heddfan South is a mid-terrace house in Cardiff (CF23 7EA). It has a recorded floor area of 98 m² (around 1055 sq ft), construction records dating it to 1967-1975 and council tax band B. The latest certificate (March 2023) shows a C (score 71). The rating has held steady at C across 2 certificates since January 2013. Between certificates, wall efficiency went from Very Poor to Good; while roof efficiency dropped from Good to Very Poor. The recommended improvements would push it to B (score 82).
Energy performance
EPC Rating
Property Improvements
Changes detected from historical EPC data
Wall insulation improved
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Planning history
23 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
23 Heddfan South has no Land Registry sales on file, suggesting it has stayed in the same hands since registration began.
£165,000
Modelled from EPC, postcode comparables.
No sales recorded with HM Land Registry
That can mean the property has never traded since the registry began publishing in 1995, was a new build that hasn't been registered yet, or is held in the same hands long-term.
Median price across the last 5 sales in CF23 7EA: £103,000 (2025–2014).
Nearby sales in CF23 7EA
Versus other Heddfan South homes
Floor Area for 23 Heddfan South runs comfortably ahead of the street norm.
EPC Rating
71 (C)
Street avg 74 (C)
Floor Area
98 m²
Street avg 91 m²
CO₂ Emissions
3.1 t/year
Street avg 2.6 t/year
Habitable Rooms
4 rooms
Street avg 5 rooms
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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.







