3 Clos Y Deri, Llanedi, Pontarddulais, Swansea, SA4 0XW
About 3 Clos Y Deri
3 Clos Y Deri is a five-bedroom detached house in Pontarddulais, Swansea, Swansea (SA4 0XW). It has a recorded floor area of 176 m² (around 1894 sq ft), construction records dating it to 1967-1975 and council tax band F. The latest certificate (May 2025) shows a D (score 61), on the cusp of jumping into the C band. The rating has held steady at D across 2 certificates since March 2018. Between certificates, wall efficiency dropped from Good to Average and hot-water efficiency dropped from Average to Poor. The recommended improvements would lift it to B (score 82), a 2-band jump. Main heating runs on electricity. Other recorded features include a conservatory.
At 176 m² the property is well over the postcode median (132 m² across 6 EPCs), placing it in the larger end of the local stock. Across 1998–2018, sale prices on this property compounded at 6.2% per year. Today's modelled estimate of £408,000 is 31.6% above the 2018 sale price. On a £-per-square-foot basis, the last sale (£164/sq ft) was about 25.7% above the typical sold price in the postcode. Last changed hands 8 years ago, in May 2018.
What this property has
Inside
- Bedrooms5
- EnsuiteYes
- ConservatoryYes
Outside
- Private gardenFront and rear
- GarageYes
Building
- Heating systemOil
Energy performance
3 Clos Y Deri's carbon output runs well above what efficient homes in the postcode produce.
EPC Rating
Certificate validity
Valid until 13 May 2035
Property Improvements
Changes detected from historical EPC data
Heating system changed
Changed to a more efficient fuel source
Hot water system changed
Low energy lighting percentage decreased
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
3 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
Latest sale on 3 Clos Y Deri was the highest on Land Registry record across the postcode.
£408,000
Modelled from EPC, postcode comparables and a sale-price growth of 6.2% per year over 20 years.
£310,000
Growth on file: 6.2% per year over 20 years.
Sales timeline
16 May 2018Most recent
£310,000
+19.2%over 10 years10 April 2008
£260,000
+173.7%over 9 years6 August 1998
£95,000
Median price across the last 5 sales in SA4 0XW: £270,000 (2021–2007).
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
£255,00013 Clos Y Deri, Llanedi, Pontarddulais, Swansea, SA4 0XW
Sold Feb 2015
£225,0001 Clos Y Deri, Llanedi, Pontarddulais, Swansea, SA4 0XW
Sold Jul 2007
£282,000
Versus other Clos Y Deri homes
On co₂ emissions, 3 Clos Y Deri runs well behind the street norm.
Price per m²
£1,761
Street avg £1,718
Floor Area
176 m²
Street avg 143 m²
Habitable Rooms
9 rooms
Street avg 7 rooms
CO₂ Emissions
11.0 t/year
Street avg 5.9 t/year
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The neighbourhood at a glance
Crime
160/mo
Falling 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.







