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 £202,000 sits 65.6% 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This certificate is over 10 years old and is no longer valid.Expired 14 Jul 2021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
Certificate validity
Expired on 14 July 2021
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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.
£202,000
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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1 Church Street, Taffs Well
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The neighbourhood at a glance
Crime
85/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.







