Golwg Y Afon, Ashfield Row, Llangadog, SA19 9NB
About Golwg Y Afon
Golwg Y Afon is a detached house in Llangadog (SA19 9NB). It has a recorded floor area of 145 m² (around 1561 sq ft), construction records dating it to 1950-1966 and council tax band E. The latest certificate (April 2025) shows a C (score 76), near the top of the C band. When first surveyed in March 2011 the rating was F, the property has climbed 3 bands since. Between certificates, hot-water efficiency went from Very Poor to Poor, lighting went from Poor to Good and main heating went from Very Poor to Good; while wall efficiency dropped from Good to Average. The recommended improvements would lift it to A (score 96), a 2-band jump. Main heating runs on electricity.
At 145 m² the property is well over the postcode median (80 m² across 10 EPCs), placing it in the larger end of the local stock. On energy efficiency it sits in the top 10% of properties in this postcode. Today's modelled estimate of £334,000 sits 67% above the 2021 sale of £200,000. Sold March 2021 for £200,000. That sale was during the post-pandemic price surge, when transactions cleared materially above pre-2020 trend.
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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
Golwg Y Afon ranks among the most efficient homes in the postcode for energy use.
EPC Rating
Property Improvements
Changes detected from historical EPC data
Heat pump installed, significantly improving energy efficiency
Changed to a more efficient fuel source
Heating controls upgraded for better temperature management
Hot water efficiency improved
Loft insulation upgraded to recommended levels
More low energy lighting installed
Solar PV panels (12 kWp) installed
Planning history
Golwg Y Afon has no planning applications on record.
Notable planning nearby
2applications of note in the surrounding area
We flagged 1 thing worth checking at Golwg Y Afon
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
Golwg Y Afon's sale-price growth has lagged the wider UK trajectory across its history on file.
£334,000
Modelled from EPC, postcode comparables and a sale-price growth of -0.1% per year over 16 years.
£200,000
Growth on file: -0.1% per year over 16 years.
Sales timeline
5 March 2021Most recent
£200,000
-1.0%over 15 years6 July 2005
£202,000
Median price across the last 5 sales in SA19 9NB: £140,000 (2022–2021).
Nearby sales in SA19 9NB
Everything we know about Golwg Y Afon, 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 Ashfield Row homes
Golwg Y Afon outperforms the street on epc rating by a wide margin.
Price per m²
£1,379
Street avg £2,022
Floor Area
145 m²
Street avg 128 m²
Habitable Rooms
8 rooms
Street avg 5 rooms
CO₂ Emissions
3.1 t/year
Street avg 11.1 t/year
Similar properties nearby
The neighbourhood at a glance
Rail-style transport is unusually close for this postcode.
Crime
2/mo
Steady year-on-year across the wider district.
Nearest stop
0.0 km
Square & Compass Inn Q — bus stop.
Go deeper on the local area
The full report breaks down crime, transport links, schools and air quality in depth.