4 Brynsiriol, Gwaun Cae Gurwen, Ammanford, SA18 1ES
About 4 Brynsiriol
4 Brynsiriol is a semi-detached house in Gwaun Cae Gurwen, Ammanford, Ammanford (SA18 1ES). It has a recorded floor area of 72 m² (around 775 sq ft), construction records dating it to 1950-1966 and council tax band B. The latest certificate (July 2020) shows an E (score 39), well below the UK norm with real room to improve. The recommended improvements would lift it to B (score 86), a 3-band jump. Main heating runs on electricity.
On energy efficiency it sits in the bottom 10% of properties in this postcode — significant headroom for improvement.
Know exactly what you're buying at 4 Brynsiriol
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
4 Brynsiriol sits at the bottom of the postcode for energy efficiency — meaningful headroom to improve.
EPC Rating
Planning history
4 Brynsiriol has no planning applications on record.
Notable planning nearby
3applications of note in the surrounding area
We flagged 1 thing worth checking at 4 Brynsiriol
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 Brynsiriol has no Land Registry sales on file, suggesting it has stayed in the same hands since registration began.
£129,000
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 SA18 1ES: £85,000 (2024–2008).
Nearby sales in SA18 1ES
10 Brynsiriol, Gwaun Cae Gurwen, Ammanford, SA18 1ES
Sold Feb 2024
£133,0008 Brynsiriol, Gwaun Cae Gurwen, Ammanford, SA18 1ES
Sold Feb 2015
£55,00026 Brynsiriol, Gwaun Cae Gurwen, Ammanford, SA18 1ES
Sold Jun 2013
£60,00014 Brynsiriol, Gwaun Cae Gurwen, Ammanford, SA18 1ES
Sold Feb 2008
£85,00012 Brynsiriol, Gwaun Cae Gurwen, Ammanford, SA18 1ES
Sold Aug 2007
£89,000
Everything we know about 4 Brynsiriol, 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 Brynsiriol homes
EPC Rating for 4 Brynsiriol lags the street by a wide margin.
EPC Rating
39 (E)
Street avg 66 (D)
Floor Area
72 m²
Street avg 77 m²
CO₂ Emissions
6.6 t/year
Street avg 3.2 t/year
Habitable Rooms
4 rooms
Street avg 4 rooms
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The neighbourhood at a glance
Crime
5/mo
Steady year-on-year across the wider district.
Nearest stop
0.1 km
Cwmgors Club — bus stop.
Go deeper on the local area
The full report breaks down crime, transport links, schools and air quality in depth.