16 Lon Catwg, Gellinudd, Pontardawe, Swansea, SA8 3DU
About 16 Lon Catwg
16 Lon Catwg is a semi-detached house in Pontardawe, Swansea, Swansea (SA8 3DU). It has a recorded floor area of 93 m² (around 1001 sq ft), construction records dating it to 1967-1975 and council tax band C. The latest certificate (April 2021) shows a D (score 68), on the cusp of jumping into the C band. The rating has held steady at D across 2 certificates since February 2010. Between certificates, roof efficiency went from Good to Very Good and lighting went from Average to Very Good; while hot-water efficiency dropped from Very Good to Good and main heating dropped from Very Good to Good. The recommended improvements would lift it to B (score 85), a 2-band jump.
Across 2001–2016, sale prices on this property compounded at 6.3% per year. Today's modelled estimate of £207,000 sits 50% above the 2016 sale of £138,000. On a £-per-square-foot basis, the last sale (£138/sq ft) was about 15.5% above the typical sold price in the postcode. Last sold in August 2016, so it's been off the market for around 10 years. Across the public record there are 4 sales, relatively high churn for a single property.
Energy performance
Recommended upgrades on file would lift this property by multiple EPC bands.
EPC Rating
Property Improvements
Changes detected from historical EPC data
Hot water efficiency decreased
Loft insulation upgraded to recommended levels
More low energy lighting installed
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Planning history
16 Lon Catwg 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
16 Lon Catwg has more than doubled in price since the earliest registered sale in 2001.
£207,000
Modelled from EPC, postcode comparables and a sale-price growth of 6.3% per year over 15 years.
£138,000
Growth on file: 6.3% per year over 15 years.
Sales timeline
25 August 2016Most recent
£138,000
+5.3%over 5 years27 April 2011
£131,000
+79.5%over 7 years5 June 2003
£73,000
+30.4%over 1 year23 November 2001
£56,000
Median price across the last 5 sales in SA8 3DU: £200,000 (2025–2019).
Nearby sales in SA8 3DU
25 Lon Catwg, Gellinudd, Pontardawe, Swansea, SA8 3DU
Sold Mar 2025
£190,0004 Lon Catwg, Gellinudd, Pontardawe, Swansea, SA8 3DU
Sold Dec 2024
£200,00035 Lon Catwg, Gellinudd, Pontardawe, Swansea, SA8 3DU
Sold Sept 2024
£440,0003 Lon Catwg, Gellinudd, Pontardawe, Swansea, SA8 3DU
Sold Jun 2023
£227,50031 Lon Catwg, Gellinudd, Pontardawe, Swansea, SA8 3DU
Sold Jul 2019
£130,000
Versus other Lon Catwg homes
Price per m²
£1,484
Street avg £1,823
Floor Area
93 m²
Street avg 95 m²
Habitable Rooms
5 rooms
Street avg 5 rooms
CO₂ Emissions
3.6 t/year
Street avg 4.1 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
Capel Bryn Seion — bus stop.
Go deeper on the local area
A Local Area report breaks down crime, transport links, schools and air quality in depth.







