50 Commercial Street, Ystradgynlais, Swansea, SA9 1JH
About 50 Commercial Street
50 Commercial Street is a mid-terrace house in Ystradgynlais, Swansea, Swansea (SA9 1JH). It has a recorded floor area of 117 m² (around 1259 sq ft) and construction records dating it to 1900-1929. At 117 m² this is the 7th smallest of 10 units on EPC record in the building, where floor areas span 61–196 m². The building's EPC ratings span E to B, with this unit at the bottom. The latest certificate (December 2014) shows an E (score 48), well below the UK norm with real room to improve. The rating has held steady at E across 2 certificates since February 2010. Between certificates, lighting went from Very Poor to Average; while window efficiency dropped from Average to Poor. The recommended improvements would push it to D (score 66). The latest certificate is from December 2014, so improvements made since then won't be reflected.
At 117 m² it's 28.6% larger than the typical home in the postcode (91 m² median across 9 EPCs).
Know exactly what you're buying at 50 Commercial Street
Before you offer, see what the listing won't tell you, the true value, the red flags and the full history.
Already flagged here
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Valuation
against the asking price
Risks
planning & flood
Sold prices
similar homes nearby
Trends
the local market
Energy performance
50 Commercial Street's carbon output runs well above what efficient homes in the postcode produce.
EPC Expired
This certificate is over 10 years old and is no longer valid.Expired 20 Dec 2024
EPC Rating
Property Improvements
Changes detected from historical EPC data
Heating controls changed
More low energy lighting installed
Planning history
50 Commercial Street has no planning applications on record.
Notable planning nearby
2applications of note in the surrounding area
We flagged 1 thing worth checking at 50 Commercial Street
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
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Sales history & valuation
50 Commercial Street has no Land Registry sales on file, suggesting it has stayed in the same hands since registration began.
£189,000
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 SA9 1JH: £135,000 (2024–2018).
Nearby sales in SA9 1JH
23 Commercial Street, Ystradgynlais, Swansea, SA9 1JH
Sold Jul 2024
£125,00035 Commercial Street, Ystradgynlais, Swansea, SA9 1JH
Sold Apr 2024
£135,00040 42, Commercial Street, Ystradgynlais, Swansea, SA9 1JH
Sold Jul 2021
£90,00019 Commercial Street, Ystradgynlais, Swansea, SA9 1JH
Sold Dec 2020
£225,000Flat, 50 Commercial Street, Ystradgynlais, Swansea, SA9 1JH
Sold Jul 2018
£250,000
Everything we know about 50 Commercial Street, 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

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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
Commercial Street — bus stop.
Go deeper on the local area
The full report breaks down crime, transport links, schools and air quality in depth.