13 Lon Y Wern, Alltwen, Pontardawe, Swansea, SA8 3BJ
About 13 Lon Y Wern
13 Lon Y Wern is a three-bedroom semi-detached house in Pontardawe, Swansea, Swansea (SA8 3BJ). It has a recorded floor area of 80 m² (around 861 sq ft), construction records dating it to 1976-1982 and council tax band C. The latest certificate (June 2012) shows a C (score 70). When first surveyed in November 2011 the rating was D, the property has climbed 1 band since. Between certificates, lighting dropped from Poor to Very Poor. The recommended improvements would push it to B (score 86). The latest certificate is from June 2012, so improvements made since then won't be reflected. Records show the property has been extended at some point in its history.
It hasn't traded since June 2007, a hold of 19 years that's notably long for the area. That sale landed at the peak of the pre-credit-crunch market, which is a useful reference point when interpreting the price. On energy efficiency it sits in the top 10% of properties in this postcode. Across 2002–2007, sale prices on this property compounded at 11% per year. Today's modelled estimate of £208,000 sits 108% above the 2007 sale of £100,000. On a £-per-square-foot basis, the last sale (£116/sq ft) was about 20.8% below the postcode norm. One planning record on file: an extension approved in 2007. Past consents include an extension, meaningful when judging how the property has evolved.
What this property has
Inside
- Bedrooms3
- Bathrooms1
- Dining roomYes
Outside
- Private gardenYes
- GarageSingle
Building
- Previously extendedYes
Energy performance
13 Lon Y Wern 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This certificate is over 10 years old and is no longer valid.Expired 14 Jun 2022
EPC Rating
Property Improvements
Changes detected from historical EPC data
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Planning history
13 Lon Y Wern has an approved single-storey rear extension on the planning record.
1 application on record at 13 Lon Y Wern, Alltwen, Pontardawe, Swansea, SA8 3BJ
- Nov 2007ExtensionFullOutcome in report
Extension: Single storey · Rear of property
SINGLE STOREY EXTENSION TO REAR ELEVATION
- Council
- North
- Documents
- 13 docs on file
- Reference
- P2007/1450
Unlock 13 Lon Y Wern, Alltwen, Pontardawe, Swansea, SA8 3BJ's full planning history
You're seeing the shape of it. The report has the substance.
- Every decision — granted, refused or withdrawn (1 on record)
- All 1 application on this property in full
- The 13 documents, officer reports & conditions
- What the pattern means for extending or converting here
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Sales history & valuation
13 Lon Y Wern's estimated value is more than triple its earliest registered sale price (2002).
£208,000
Modelled from EPC, postcode comparables and a sale-price growth of 11.0% per year over 5 years.
£100,000
Growth on file: 11.0% per year over 5 years.
Sales timeline
5 June 2007Most recent
£100,000
+69.5%over 5 years16 May 2002
£59,000
Median price across the last 5 sales in SA8 3BJ: £166,000 (2025–2021).
Nearby sales in SA8 3BJ
41 Lon Y Wern, Alltwen, Pontardawe, Swansea, SA8 3BJ
Sold Feb 2025
£287,50025 Lon Y Wern, Alltwen, Pontardawe, Swansea, SA8 3BJ
Sold Dec 2024
£130,00034 Lon Y Wern, Alltwen, Pontardawe, Swansea, SA8 3BJ
Sold Nov 2024
£240,00011 Lon Y Wern, Alltwen, Pontardawe, Swansea, SA8 3BJ
Sold Mar 2023
£136,5003 Lon Y Wern, Alltwen, Pontardawe, Swansea, SA8 3BJ
Sold Mar 2021
£166,000
Versus other Lon Y Wern homes
CO₂ Emissions for 13 Lon Y Wern runs comfortably ahead of the street norm.
Price per m²
£1,250
Street avg £1,882
Floor Area
80 m²
Street avg 87 m²
Habitable Rooms
6 rooms
Street avg 5 rooms
CO₂ Emissions
2.6 t/year
Street avg 4.6 t/year
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The neighbourhood at a glance
Crime
2/mo
Steady year-on-year across the wider district.
Nearest stop
0.2 km
Heol-y-Parc — bus stop.
Go deeper on the local area
A Local Area report breaks down crime, transport links, schools and air quality in depth.







