51 Lon Hir, Alltwen, Pontardawe, Swansea, SA8 3DE
About 51 Lon Hir
51 Lon Hir is a semi-detached house in Pontardawe, Swansea, Swansea (SA8 3DE). It has a recorded floor area of 91 m² (around 980 sq ft), construction records dating it to 1900-1929 and council tax band C. The latest certificate (August 2019) shows an E (score 49), well below the UK norm with real room to improve. The recommended improvements would lift it to B (score 82), a 3-band jump.
Held since April 2004 — that's 22 years off the open market, well above the local norm. Across 1997–2004, sale prices on this property compounded at 18.7% per year. Today's modelled estimate of £199,000 sits 55.2% above the 2004 sale of £128,250. On a £-per-square-foot basis, the last sale (£131/sq ft) was about 27.5% above the typical sold price in the postcode. It lags the bulk of the postcode on energy efficiency (less efficient than 71% of similar EPCs).
Energy performance
Recommended upgrades on file would lift this property by multiple EPC bands.
EPC Rating
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 £820 · Includes VAT
Planning history
51 Lon Hir has no planning applications on record.
A planning report still maps activity across the surrounding area and reads this property's extension & conversion potential.
Sales history & valuation
Sale price has grown by over 3x since 1997.
£199,000
Modelled from EPC, postcode comparables and a sale-price growth of 18.7% per year over 7 years.
£128,250
Growth on file: 18.7% per year over 7 years.
Sales timeline
15 April 2004Most recent
£128,250
+212.8%over 6 years17 August 1997
£41,000
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
Habitable Rooms for 51 Lon Hir lags the street by a wide margin.
Price per m²
£1,409
Street avg £1,541
Floor Area
91 m²
Street avg 108 m²
Habitable Rooms
4 rooms
Street avg 6 rooms
CO₂ Emissions
5.6 t/year
Street avg 5.8 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.







