9 Clos Y Deri, Llanedi, Pontarddulais, Swansea, SA4 0XW
About 9 Clos Y Deri
9 Clos Y Deri is a detached house in Pontarddulais, Swansea, Swansea (SA4 0XW). It has a recorded floor area of 205 m² (around 2207 sq ft), construction records dating it to 1996-2002 and council tax band F. The latest certificate (February 2019) shows a C (score 76), near the top of the C band. When first surveyed in September 2015 the rating was D, the property has climbed 1 band since. Between certificates, lighting went from Very Poor to Very Good. The recommended improvements would push it to B (score 84). Main heating runs on oil.
Untraded for 27 years, with the last transfer in November 1999. At 205 m² the property is well over the postcode median (132 m² across 6 EPCs), placing it in the larger end of the local stock. On energy efficiency it sits in the top 10% of properties in this postcode. Across 1997–1999, sale prices on this property compounded at 97.7% per year. Today's modelled estimate of £432,000 sits 220% above the 1999 sale of £135,000. On a £-per-square-foot basis, the last sale (£61/sq ft) was about 56.5% below the postcode norm.
Energy performance
9 Clos Y Deri ranks among the most efficient homes in the postcode for energy use.
EPC Rating
Property Improvements
Changes detected from historical EPC data
Floor insulation added or improved
More low energy lighting installed
Get a survey for this property
Level 3 Building Survey
Because the property has been extended more than once and has no mains gas supply, we believe a Level 3 building survey should be considered.
From £1,020 · Includes VAT
Planning history
9 Clos Y Deri has no planning applications on record.
But the area is active
3 notable applications nearby — larger schemes and conversions that could reshape the street. The report maps them all.
Sales history & valuation
Price for 9 Clos Y Deri has grown more than fourfold since the 1997 starting point.
£432,000
Modelled from EPC, postcode comparables and a sale-price growth of 97.7% per year over 3 years.
£135,000
Growth on file: 97.7% per year over 3 years.
Sales timeline
5 November 1999Most recent
£135,000
+575.0%over 2 years16 January 1997
£20,000
Median price across the last 5 sales in SA4 0XW: £270,000 (2021–2015).
Nearby sales in SA4 0XW
15 Clos Y Deri, Llanedi, Pontarddulais, Swansea, SA4 0XW
Sold Jun 2021
£290,00016 Clos Y Deri, Llanedi, Pontarddulais, Swansea, SA4 0XW
Sold Dec 2020
£270,00011 Clos Y Deri, Llanedi, Pontarddulais, Swansea, SA4 0XW
Sold Aug 2019
£255,0003 Clos Y Deri, Llanedi, Pontarddulais, Swansea, SA4 0XW
Sold May 2018
£310,00013 Clos Y Deri, Llanedi, Pontarddulais, Swansea, SA4 0XW
Sold Feb 2015
£225,000
Versus other Clos Y Deri homes
On price per m², 9 Clos Y Deri runs well behind the street norm.
Price per m²
£659
Street avg £1,902
Floor Area
205 m²
Street avg 138 m²
Habitable Rooms
7 rooms
Street avg 7 rooms
CO₂ Emissions
5.0 t/year
Street avg 6.9 t/year
Similar properties nearby
1 Llys Bronallt, Bronallt Road, Hendy, Pontarddulais
SA4 0UQ
1 Llys Y Felin, Fforest, Pontarddulais
SA4 0ZN
1 Clos Bryngwili, Hendy, Pontarddulais
SA4 0XH
1 Coed Glas, Hendy, Pontarddulais
SA4 0AD
1 Clos Y Wern, Hendy, Pontarddulais
SA4 0XZ
1 Clos Benallt Fawr, Fforest, Pontarddulais
SA4 0TQ
1 Golwg Yr Afon, Fforest, Pontarddulais
SA4 0XS
1 Clos Y Deri, Llanedi, Pontarddulais
SA4 0XW
The neighbourhood at a glance
Crime
2/mo
Steady year-on-year across the wider district.
Nearest stop
0.1 km
Tarfan y Deri — bus stop.
Go deeper on the local area
A Local Area report breaks down crime, transport links, schools and air quality in depth.







