3 Banc Bach, Penclawdd, Swansea, SA4 3FJ
About 3 Banc Bach
3 Banc Bach is a semi-detached house in Penclawdd, Swansea, Swansea (SA4 3FJ). It has a recorded floor area of 107 m² (around 1152 sq ft), construction records dating it to 1950-1966 and council tax band D. The latest certificate (November 2021) shows a D (score 57), a step below the typical UK home. When first surveyed in June 2021 the rating was E, the property has climbed 1 band since. Between certificates, roof efficiency went from Good to Very Good, window efficiency went from Average to Good and lighting went from Poor to Good; while wall efficiency dropped from Good to Average. The recommended improvements would lift it to B (score 86), a 2-band jump. Main heating runs on electricity.
At 107 m² it's 21.9% smaller than the typical home in the postcode (137 m² median across 6 EPCs). On energy efficiency it sits in the top 10% of properties in this postcode.
Energy performance
3 Banc Bach ranks among the most efficient homes in the postcode for energy use.
EPC Rating
Certificate validity
Valid until 25 November 2031
Property Improvements
Changes detected from historical EPC data
Window efficiency improved
Roof insulation improved
More low energy lighting installed
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Planning history
3 Banc Bach has no planning applications on record.
But the area is active
4 notable applications nearby — larger schemes and conversions that could reshape the street. The report maps them all.
Sales history & valuation
3 Banc Bach has no Land Registry sales on file, suggesting it has stayed in the same hands since registration began.
£256,000
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 SA4 3FJ: £131,950 (2025–2018).
Nearby sales in SA4 3FJ
Bron Haf, Banc Bach, Penclawdd, Swansea, SA4 3FJ
Sold Jun 2025
£328,000Gorwel, Banc Bach, Penclawdd, Swansea, SA4 3FJ
Sold Jul 2023
£100,000Gwynfryn, Banc Bach, Penclawdd, Swansea, SA4 3FJ
Sold May 2021
£250,000Danygraig, Banc Bach, Penclawdd, Swansea, SA4 3FJ
Sold Nov 2018
£86,000Golwg Y Mor, Banc Bach, Penclawdd, Swansea, SA4 3FJ
Sold Jul 2018
£131,950
Versus other Banc Bach homes
3 Banc Bach outperforms the street on epc rating by a wide margin.
EPC Rating
57 (D)
Street avg 44 (E)
Floor Area
107 m²
Street avg 142 m²
CO₂ Emissions
6.1 t/year
Street avg 9.0 t/year
Habitable Rooms
6 rooms
Street avg 7 rooms
Similar properties nearby
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The neighbourhood at a glance
Crime
160/mo
Falling year-on-year across the wider district.
Nearest stop
0.1 km
Bancbach — bus stop.
Go deeper on the local area
A Local Area report breaks down crime, transport links, schools and air quality in depth.







