3 Clos Heulwen, Taffs Well, Cardiff, CF15 7SZ
About 3 Clos Heulwen
3 Clos Heulwen is a two-bedroom end-of-terrace house in Taffs Well, Cardiff, Cardiff (CF15 7SZ). It has a recorded floor area of 59 m² (around 639 sq ft), construction records dating it to 1983-1990 and council tax band C. The latest certificate (July 2011) shows a D (score 63), on the cusp of jumping into the C band. The recommended improvements would push it to C (score 70). The latest certificate is from July 2011, so improvements made since then won't be reflected. The home occupies a cul-de-sac position.
Across 2001–2011, sale prices on this property compounded at 7% per year. Today's modelled estimate of £204,000 sits 67.2% above the 2011 sale of £122,000. On a £-per-square-foot basis, the last sale (£191/sq ft) was about 61.2% above the typical sold price in the postcode. It lags the bulk of the postcode on energy efficiency (less efficient than 80% of similar EPCs). 15 years since the last transfer (October 2011).
What this property has
Inside
- Bedrooms2
- Dining roomYes
Outside
- Private gardenRear
- GarageYes
- Cul-de-sacYes
Energy performance
3 Clos Heulwen'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This certificate is over 10 years old and is no longer valid.Expired 14 Jul 2021
EPC Rating
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Planning history
3 Clos Heulwen has no planning applications on record.
But the area is active
1 notable application nearby — larger schemes and conversions that could reshape the street. The report maps them all.
Sales history & valuation
Sale price has at least doubled since 2001.
£204,000
Modelled from EPC, postcode comparables and a sale-price growth of 7.0% per year over 11 years.
£122,000
Growth on file: 7.0% per year over 11 years.
Sales timeline
10 October 2011Most recent
£122,000
+103.3%over 10 years5 April 2001
£60,000
Median price across the last 5 sales in CF15 7SZ: £124,500 (2022–2006).
Nearby sales in CF15 7SZ
5 Clos Heulwen, Taffs Well, Cardiff, CF15 7SZ
Sold Dec 2022
£205,0007 Clos Heulwen, Taffs Well, Cardiff, CF15 7SZ
Sold Sept 2016
£160,0004 Clos Heulwen, Taffs Well, Cardiff, CF15 7SZ
Sold Oct 2012
£123,5002 Clos Heulwen, Taffs Well, Cardiff, CF15 7SZ
Sold Feb 2006
£118,0006 Clos Heulwen, Taffs Well, Cardiff, CF15 7SZ
Sold May 2002
£67,950
Versus other Clos Heulwen homes
3 Clos Heulwen is notably below the street on epc rating.
Price per m²
£2,054
Street avg £2,027
Floor Area
59 m²
Street avg 89 m²
Habitable Rooms
4 rooms
Street avg 4 rooms
CO₂ Emissions
3.0 t/year
Street avg 2.6 t/year
Similar properties nearby
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The neighbourhood at a glance
Crime
2/mo
Steady year-on-year across the wider district.
Nearest stop
0.6 km
Glan-y-llyn Square — bus stop.
Go deeper on the local area
A Local Area report breaks down crime, transport links, schools and air quality in depth.







