Llys Ariandy, Flat 7, 25 Wind Street, Swansea, SA1 1DZ
About Llys Ariandy
Llys Ariandy is an end-of-terrace house in Swansea (SA1 1DZ). It has a recorded floor area of 55 m² (around 592 sq ft) and construction records dating it to 1930-1949. At 55 m² this is the 2nd smallest of 7 units on EPC record in Llys Ariandy, where floor areas span 54–60 m². The building's EPC ratings span F to C, with this unit at the top. On EPC score it ranks first in the building (78 versus a worst of 33). The latest certificate (November 2024) shows a C (score 78), near the top of the C band. When first surveyed in June 2012 the rating was D, the property has climbed 1 band since. Between certificates, wall efficiency went from Very Poor to Poor and lighting went from Good to Very Good. The recommended improvements would push it to B (score 82).
Its energy rating outperforms most of the postcode (better than 83% of similar EPCs).
Everything you need to know about Llys Ariandy
The true value, the hidden risks and the full sale history, in one report.
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Energy performance
Llys Ariandy's carbon output is low for the local stock.
EPC Rating
Property Improvements
Changes detected from historical EPC data
Wall insulation improved
Get a survey for this property
Level 3 Building Survey
Because the property has solid (non-cavity) walls, we believe a Level 3 building survey should be considered.
From £820 · Includes VAT
Planning history
Llys Ariandy has no planning applications on record.
But the area is active
7 notable applications nearby — larger schemes and conversions that could reshape the street. The report maps them all.
Sales history & valuation
Llys Ariandy has no Land Registry sales on file, suggesting it has stayed in the same hands since registration began.
£134,000
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 Wind Street homes
EPC Rating for Llys Ariandy runs comfortably ahead of the street norm.
EPC Rating
78 (C)
Street avg 55 (D)
Floor Area
55 m²
Street avg 57 m²
CO₂ Emissions
1.2 t/year
Street avg 4.1 t/year
Habitable Rooms
2 rooms
Street avg 2 rooms
Everything you need to know about Llys Ariandy
The true value, the hidden risks and the full sale history, in one report.
Pick your report · every report is £14.99
One time fee only - money back guarantee
The data behind every report
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The neighbourhood at a glance
Crime
3/mo
Steady year-on-year across the wider district.
Nearest stop
0.1 km
Sainsbury's Quay Parade — bus stop.
Go deeper on the local area
A Local Area report breaks down crime, transport links, schools and air quality in depth.