42 Lon Hir, Alltwen, Pontardawe, Swansea, SA8 3DE
About 42 Lon Hir
42 Lon Hir is a semi-detached house in Pontardawe, Swansea, Swansea (SA8 3DE). It has a recorded floor area of 140 m² (around 1507 sq ft), construction records dating it to before 1900 and council tax band C. The latest certificate (June 2023) shows a D (score 59), a step below the typical UK home. When first surveyed in October 2017 the rating was E, the property has climbed 1 band since. Between certificates, window efficiency went from Average to Good, hot-water efficiency went from Average to Good and lighting went from Average to Very Good. The recommended improvements would lift it to B (score 81), a 2-band jump.
At 140 m² the property is well over the postcode median (99 m² across 17 EPCs), placing it in the larger end of the local stock. Today's modelled estimate of £274,000 sits 79.1% above the 2019 sale of £153,000. One planning record on file: an extension approved in 2001. Past consents include an extension, meaningful when judging how the property has evolved. Most recent transfer: September 2019 at £153,000.
Energy performance
42 Lon Hir's carbon output runs well above what efficient homes in the postcode produce.
EPC Rating
Property Improvements
Changes detected from historical EPC data
Heating controls upgraded for better temperature management
Hot water efficiency improved
Window efficiency improved
More low energy lighting installed
Get a survey for this property
Level 3 Building Survey
Because the property was built before 1919, we believe a Level 3 building survey should be considered.
From £885 · Includes VAT
Planning history
1 application on record at 42 Lon Hir, Alltwen, Pontardawe, Swansea, SA8 3DE
- Jun 2001ExtensionOutcome in report
DORMER EXTENSION
- Council
- North
- Reference
- P2001/0419
Unlock 42 Lon Hir, Alltwen, Pontardawe, Swansea, SA8 3DE's full planning history
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- Every decision — granted, refused or withdrawn (1 on record)
- All 1 application on this property in full
- What the pattern means for extending or converting here
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Sales history & valuation
42 Lon Hir valuation sits well clear of the typical sold price in this postcode.
£274,000
Modelled from EPC, postcode comparables.
£153,000
Recorded with HM Land Registry.
Sales timeline
26 September 2019Most recent
£153,000
Median price across the last 5 sales in SA8 3DE: £220,000 (2025–2022).
Nearby sales in SA8 3DE
38 Lon Hir, Alltwen, Pontardawe, Swansea, SA8 3DE
Sold May 2025
£260,00062 Lon Hir, Alltwen, Pontardawe, Swansea, SA8 3DE
Sold Apr 2025
£170,00036 Lon Hir, Alltwen, Pontardawe, Swansea, SA8 3DE
Sold Apr 2025
£205,00034 Lon Hir, Alltwen, Pontardawe, Swansea, SA8 3DE
Sold Apr 2025
£297,00045 Lon Hir, Alltwen, Pontardawe, Swansea, SA8 3DE
Sold Jun 2022
£220,000
Versus other Lon Hir homes
42 Lon Hir outperforms the street on floor area by a wide margin.
Price per m²
£1,093
Street avg £1,562
Floor Area
140 m²
Street avg 105 m²
Habitable Rooms
5 rooms
Street avg 5 rooms
CO₂ Emissions
6.8 t/year
Street avg 5.7 t/year
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The neighbourhood at a glance
Crime
2/mo
Steady year-on-year across the wider district.
Nearest stop
0.1 km
Dyffryn Road — bus stop.
Go deeper on the local area
A Local Area report breaks down crime, transport links, schools and air quality in depth.







