17 Gwalia Court, Clydach, Swansea, SA6 5LZ
About 17 Gwalia Court
17 Gwalia Court is a mid-terrace house in Clydach, Swansea, Swansea (SA6 5LZ). It has a recorded floor area of 50 m² (around 538 sq ft), construction records dating it to 1991-1995 and council tax band A. The latest certificate (November 2021) shows a C (score 79), near the top of the C band. Earlier certificates rated it B (April 2009); the latest reading is one band lower. Between certificates, roof efficiency went from Average to Good and lighting went from Poor to Very Good; while hot-water efficiency dropped from Very Good to Good and main heating dropped from Very Good to Good. At 50 m² this is the 9th smallest of 17 units on EPC record in the building, where floor areas span 44–69 m². The building's EPC ratings span D to B across 17 units on file.
Energy performance
17 Gwalia Court's carbon output is low for the local stock.
EPC Rating
Property Improvements
Changes detected from historical EPC data
Hot water efficiency decreased
Roof insulation improved
More low energy lighting installed
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Planning history
17 Gwalia Court 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
17 Gwalia Court has no Land Registry sales on file, suggesting it has stayed in the same hands since registration began.
£114,000
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.
Versus other Gwalia Court homes
CO₂ Emissions for 17 Gwalia Court runs comfortably ahead of the street norm.
EPC Rating
79 (C)
Street avg 74 (C)
Floor Area
50 m²
Street avg 51 m²
CO₂ Emissions
1.1 t/year
Street avg 1.7 t/year
Habitable Rooms
2 rooms
Street avg 2 rooms
Similar properties nearby
The neighbourhood at a glance
Crime
2/mo
Steady year-on-year across the wider district.
Nearest stop
0.1 km
Carpenters Arms — bus stop.
Go deeper on the local area
A Local Area report breaks down crime, transport links, schools and air quality in depth.







