139 Cwmgarw Road, Upper Brynamman, Ammanford, SA18 1DB
About 139 Cwmgarw Road
139 Cwmgarw Road is a two-bedroom mid-terrace house in Upper Brynamman, Ammanford, Ammanford (SA18 1DB). It has a recorded floor area of 70 m² (around 753 sq ft), construction records dating it to before 1900 and council tax band A. The latest certificate (December 2020) shows an E (score 42), well below the UK norm with real room to improve. The recommended improvements would lift it to A (score 111), a 4-band jump. Main heating runs on oil.
At 70 m² it sits well below the postcode median (107 m² across 29 EPCs), making it one of the more compact homes locally. Last sale on file: £90,000 in January 2022. Across the public record there are 4 sales, relatively high churn for a single property. That sale was during the post-pandemic price surge, when transactions cleared materially above pre-2020 trend. Across 2005–2022, sale prices on this property compounded at 1.5% per year. Today's modelled estimate of £128,000 is 42.2% above the 2022 sale price. On a £-per-square-foot basis, the last sale (£119/sq ft) was about 21.6% above the typical sold price in the postcode.
Know exactly what you're buying at 139 Cwmgarw Road
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
What this property has
Inside
- Bedrooms2
- Bathrooms1
Outside
- Private gardenrear
Building
- Heating systemoil
Energy performance
Recommended upgrades on file would lift this property by multiple EPC bands.
EPC Rating
Planning history
139 Cwmgarw Road has no planning applications on record.
Notable planning nearby
3applications of note in the surrounding area
We flagged 1 thing worth checking at 139 Cwmgarw Road
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
The latest sale landed in the post-pandemic price surge — useful context when reading the figure.
£128,000
Modelled from EPC, postcode comparables and a sale-price growth of 1.5% per year over 17 years.
£90,000
Growth on file: 1.5% per year over 17 years.
Sales timeline
18 January 2022Most recent
£90,000
+136.8%over 4 years17 February 2017
£38,000
-51.9%over 8 years27 July 2008
£79,000
+12.9%over 3 years12 May 2005
£70,000
Median price across the last 5 sales in SA18 1DB: £225,000 (2025–2022).
Nearby sales in SA18 1DB
184 Cwmgarw Road, Upper Brynamman, Ammanford, SA18 1DB
Sold Aug 2025
£168,000133 Cwmgarw Road, Upper Brynamman, Ammanford, SA18 1DB
Sold Apr 2024
£225,000146 Cwmgarw Road, Upper Brynamman, Ammanford, SA18 1DB
Sold Dec 2022
£395,000186a, Cwmgarw Road, Upper Brynamman, Ammanford, SA18 1DB
Sold Mar 2022
£390,000147 Cwmgarw Road, Upper Brynamman, Ammanford, SA18 1DB
Sold Jan 2022
£202,500
Everything we know about 139 Cwmgarw Road, 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 Cwmgarw Road homes
On floor area, 139 Cwmgarw Road runs well behind the street norm.
Price per m²
£1,286
Street avg £1,380
Floor Area
70 m²
Street avg 119 m²
Habitable Rooms
4 rooms
Street avg 6 rooms
CO₂ Emissions
5.8 t/year
Street avg 6.8 t/year
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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
Brynamman Industrial Estate — bus stop.
Go deeper on the local area
The full report breaks down crime, transport links, schools and air quality in depth.