11a, Heol Yr Eryr, Cwmrhydyceirw, Swansea, SA6 6SR
About 11a
11a is a semi-detached house in Cwmrhydyceirw, Swansea, Swansea (SA6 6SR). It has a recorded floor area of 63 m² (around 678 sq ft), construction records dating it to 1983-1990 and council tax band C. The latest certificate (June 2024) shows a D (score 64), on the cusp of jumping into the C band. Earlier certificates rated it C (November 2010); the latest reading is one band lower. Between certificates, wall efficiency dropped from Good to Average and roof efficiency dropped from Average to Poor. The recommended improvements would lift it to B (score 86), a 2-band jump.
On energy efficiency it sits in the bottom 10% of properties in this postcode — significant headroom for improvement.
Energy performance
11a sits at the bottom of the postcode for energy efficiency — meaningful headroom to improve.
EPC Rating
Property Improvements
Changes detected from historical EPC data
Heating controls changed
Hot water system changed
Low energy lighting percentage decreased
Hot water efficiency improved
More low energy lighting installed
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Planning history
11a has no planning applications on record.
But the area is active
5 notable applications nearby — larger schemes and conversions that could reshape the street. The report maps them all.
Sales history & valuation
11a has no Land Registry sales on file, suggesting it has stayed in the same hands since registration began.
£195,000
Modelled from EPC, postcode comparables.
No sales recorded with HM Land Registry
That can mean the property has never traded since the registry began publishing in 1995, was a new build that hasn't been registered yet, or is held in the same hands long-term.
Median price across the last 5 sales in SA6 6SR: £204,500 (2024–2010).
Nearby sales in SA6 6SR
11b, Heol Yr Eryr, Cwmrhydyceirw, Swansea, SA6 6SR
Sold Sept 2024
£230,00016 Heol Yr Eryr, Cwmrhydyceirw, Swansea, SA6 6SR
Sold Aug 2024
£204,5007 Heol Yr Eryr, Cwmrhydyceirw, Swansea, SA6 6SR
Sold Jul 2023
£380,00011d, Heol Yr Eryr, Cwmrhydyceirw, Swansea, SA6 6SR
Sold Nov 2011
£110,0008 Heol Yr Eryr, Cwmrhydyceirw, Swansea, SA6 6SR
Sold Mar 2010
£122,000
Versus other Heol Yr Eryr homes
On epc rating, 11a runs well behind the street norm.
EPC Rating
64 (D)
Street avg 76 (C)
Floor Area
63 m²
Street avg 73 m²
CO₂ Emissions
2.9 t/year
Street avg 2.1 t/year
Habitable Rooms
4 rooms
Street avg 5 rooms
Similar properties nearby
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1 Can Yr Aderyn, Morriston
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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
Rhodfa'r Dryw — bus stop.
Go deeper on the local area
A Local Area report breaks down crime, transport links, schools and air quality in depth.







