4 Y Berllan, Glanrhyd, Ystradgynlais, Swansea, SA9 1AG
About 4 Y Berllan
4 Y Berllan is an end-of-terrace house in Ystradgynlais, Swansea, Swansea (SA9 1AG). It has a recorded floor area of 57 m² (around 614 sq ft), construction records dating it to 1967-1975 and council tax band A. The latest certificate (July 2024) shows a D (score 64), on the cusp of jumping into the C band. The rating has held steady at D across 2 certificates since March 2013. Between certificates, hot-water efficiency went from Average to Good; while wall efficiency dropped from Average to Poor. The recommended improvements would lift it to B (score 85), a 2-band jump.
At 57 m² it's 18.8% larger than the typical home in the postcode (48 m² median across 5 EPCs).
Know exactly what you're buying at 4 Y Berllan
Before you offer, see what the listing won't tell you, the true value, the red flags and the full history.
Already flagged here
Launch offer · save £5
Valuation
against the asking price
Risks
planning & flood
Sold prices
similar homes nearby
Trends
the local market
Energy performance
Recommended upgrades on file would lift this property by multiple EPC bands.
EPC Rating
Property Improvements
Changes detected from historical EPC data
Hot water efficiency improved
More low energy lighting installed
Planning history
4 Y Berllan has no planning applications on record.
Notable planning nearby
2applications of note in the surrounding area
We flagged 1 thing worth checking at 4 Y Berllan
Independent checks surfaced things a buyer would want to understand before offering. The report explains each one in full, with the underlying data and what to ask.
- Larger development activity nearby
30-day money-back guarantee
Sales history & valuation
4 Y Berllan has no Land Registry sales on file, suggesting it has stayed in the same hands since registration began.
£128,000
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.
Everything we know about 4 Y Berllan, in one report
What it's really worth, what could be wrong, and the planning, sales and area data in full.
What we flagged
- Larger development activity nearby

Versus other Y Berllan homes
On floor area, 4 Y Berllan stands well clear of the street.
EPC Rating
64 (D)
Street avg 65 (D)
Floor Area
57 m²
Street avg 50 m²
CO₂ Emissions
2.8 t/year
Street avg 2.3 t/year
Habitable Rooms
3 rooms
Street avg 3 rooms
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The neighbourhood at a glance
Crime
6/mo
Steady year-on-year across the wider district.
Nearest stop
0.1 km
Post Office — bus stop.
Go deeper on the local area
The full report breaks down crime, transport links, schools and air quality in depth.