25 Heddfan South, Cardiff, CF23 7EA
About 25 Heddfan South
25 Heddfan South is a semi-detached 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) returns a B (score 84), comfortably above the UK average. When first surveyed in July 2009 the rating was E, the property has climbed 3 bands since. Between certificates, wall efficiency went from Very Poor to Good, roof efficiency went from Very Poor to Good and lighting went from Very Poor to Very Good; while window efficiency dropped from Good to Average. The latest certificate is from November 2012, so improvements made since then won't be reflected.
It hasn't traded since May 2010, a hold of 16 years that's notably long for the area. On energy efficiency it sits in the top 10% of properties in this postcode. Today's modelled estimate of £169,000 sits 106.1% above the 2010 sale of £82,000. 2 planning records sit against the property, 1 approved, 1 refused.
Energy performance
25 Heddfan South ranks among the most efficient homes in the postcode for energy use.
EPC Expired
This certificate is over 10 years old and is no longer valid.Expired 06 Nov 2022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
2 applications on record at 25 Heddfan South, Cardiff, CF23 7EA
- Oct 2015PorchFullOutcome in report
KNOCK THE OLD GARAGE DOWN AND REBUILD IT BIGGER, BUILD A REAR PORCH AND HOUSE EXTENSION ON THE FRONT
Extension- Documents
- 12 docs on file
- Reference
- 15/02031/DCH
- More recent applications — locked
- RenovationDec 2016Decision
Unlock 25 Heddfan South, Cardiff, CF23 7EA's full planning history
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- Every decision — granted, refused or withdrawn (2 on record)
- All 2 applications on this property in full
- The 16 documents, officer reports & conditions
- What the pattern means for extending or converting here
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Sales history & valuation
25 Heddfan South valuation sits well clear of the typical sold price in this postcode.
£169,000
Modelled from EPC, postcode comparables.
£82,000
Recorded with HM Land Registry.
Sales timeline
3 May 2010Most recent
£82,000
Median price across the last 5 sales in CF23 7EA: £103,000 (2025–2014).
Nearby sales in CF23 7EA
Versus other Heddfan South homes
On epc rating, 25 Heddfan South stands well clear of the street.
Price per m²
£976
Street avg £1,179
Floor Area
84 m²
Street avg 92 m²
Habitable Rooms
4 rooms
Street avg 5 rooms
CO₂ Emissions
1.4 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.







