18 Clos Yr Orsaf, Morriston, Swansea, SA6 8BJ
About 18 Clos Yr Orsaf
18 Clos Yr Orsaf is an end-of-terrace house in Morriston, Swansea, Swansea (SA6 8BJ). It has a recorded floor area of 40 m² (around 431 sq ft), construction records dating it to 1991-1995 and council tax band A. At 40 m² this is the 3rd smallest of 19 units on EPC record in the building, where floor areas span 37–77 m². The building's EPC ratings span D to C, with this unit at the top. The latest certificate (February 2025) shows a C (score 73). When first surveyed in September 2012 the rating was D, the property has climbed 1 band since. Between certificates, window efficiency went from Average to Good and lighting went from Poor to Very Good.
At 40 m² it sits well below the postcode median (60 m² across 18 EPCs), making it one of the more compact homes locally.
Energy performance
18 Clos Yr Orsaf's carbon output is low for the local stock.
EPC Rating
Property Improvements
Changes detected from historical EPC data
Heating controls upgraded for better temperature management
Window efficiency improved
More low energy lighting installed
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Planning history
18 Clos Yr Orsaf 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
18 Clos Yr Orsaf has no Land Registry sales on file, suggesting it has stayed in the same hands since registration began.
£112,000
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 Clos Yr Orsaf homes
CO₂ Emissions for 18 Clos Yr Orsaf runs comfortably ahead of the street norm.
EPC Rating
73 (C)
Street avg 70 (C)
Floor Area
40 m²
Street avg 50 m²
CO₂ Emissions
1.4 t/year
Street avg 1.9 t/year
Habitable Rooms
2 rooms
Street avg 2 rooms
Similar properties nearby
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1 Millbrook Street, Plasmarl
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1 Clos Yr Orsaf, 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
Castle Bingo — bus stop.
Go deeper on the local area
A Local Area report breaks down crime, transport links, schools and air quality in depth.







