17 Plas Cadwgan Road, Ynystawe, Swansea, SA6 5AG
About 17 Plas Cadwgan Road
17 Plas Cadwgan Road is a semi-detached house in Ynystawe, Swansea, Swansea (SA6 5AG). It has a recorded floor area of 96 m² (around 1033 sq ft), construction records dating it to 1900-1929 and council tax band C. The latest certificate (December 2016) shows a D (score 60), on the cusp of jumping into the C band. When first surveyed in February 2011 the rating was G, the property has climbed 3 bands since. Between certificates, roof efficiency went from Very Poor to Good, hot-water efficiency went from Very Poor to Good and lighting went from Average to Good. The recommended improvements would lift it to B (score 85), a 2-band jump.
Held since February 2011 — that's 15 years off the open market, well above the local norm. Today's modelled estimate of £167,000 sits 122.7% above the 2011 sale of £75,000. On a £-per-square-foot basis, the last sale (£73/sq ft) was about 52% below the postcode norm. At 96 m² it's 19.3% smaller than the typical home in the postcode (119 m² median across 17 EPCs).
Energy performance
Recommended upgrades on file would lift this property by multiple EPC bands.
EPC Rating
Property Improvements
Changes detected from historical EPC data
Replaced storage heaters with gas boiler
Connected to mains gas supply
Heating controls upgraded for better temperature management
Hot water efficiency improved
Windows upgraded, improving insulation
Roof insulation improved
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
17 Plas Cadwgan Road has no planning applications on record.
But the area is active
2 notable applications nearby — larger schemes and conversions that could reshape the street. The report maps them all.
Sales history & valuation
£167,000
Modelled from EPC, postcode comparables.
£75,000
Recorded with HM Land Registry.
Sales timeline
25 February 2011Most recent
£75,000
Median price across the last 5 sales in SA6 5AG: £245,000 (2025–2022).
Nearby sales in SA6 5AG
30 Plas Cadwgan Road, Ynystawe, Swansea, SA6 5AG
Sold Jun 2025
£425,0005 Plas Cadwgan Road, Ynystawe, Swansea, SA6 5AG
Sold Dec 2024
£370,00014 Plas Cadwgan Road, Ynystawe, Swansea, SA6 5AG
Sold Apr 2023
£200,0006 Plas Cadwgan Road, Ynystawe, Swansea, SA6 5AG
Sold Aug 2022
£245,00010 Plas Cadwgan Road, Ynystawe, Swansea, SA6 5AG
Sold Aug 2022
£275,000
Versus other Plas Cadwgan Road homes
Price per m² for 17 Plas Cadwgan Road lags the street by a wide margin.
Price per m²
£781
Street avg £1,872
Floor Area
96 m²
Street avg 122 m²
Habitable Rooms
6 rooms
Street avg 6 rooms
CO₂ Emissions
4.4 t/year
Street avg 5.1 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
Ynystawe Primary School — bus stop.
Go deeper on the local area
A Local Area report breaks down crime, transport links, schools and air quality in depth.







