28 Derwen Fawr, Llandybie, Ammanford, SA18 2UY
About 28 Derwen Fawr
28 Derwen Fawr is a semi-detached house in Llandybie, Ammanford, Ammanford (SA18 2UY). It has a recorded floor area of 66 m² (around 710 sq ft), construction records dating it to 1996-2002 and council tax band C. The latest certificate (February 2017) shows a D (score 62), on the cusp of jumping into the C band. The recommended improvements would lift it to B (score 86), a 2-band jump. Main heating runs on electricity.
Today's modelled estimate of £179,000 is 45.5% above the 2017 sale price. On a £-per-square-foot basis, the last sale (£173/sq ft) was about 17.5% above the typical sold price in the postcode. Last changed hands 9 years ago, in August 2017. At 66 m² it's 23.1% smaller than the typical home in the postcode (86 m² median across 17 EPCs).
Know exactly what you're buying at 28 Derwen Fawr
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
Planning history
28 Derwen Fawr has no planning applications on record.
Notable planning nearby
3applications of note in the surrounding area
We flagged 1 thing worth checking at 28 Derwen Fawr
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
28 Derwen Fawr valuation sits well clear of the typical sold price in this postcode.
£179,000
Modelled from EPC, postcode comparables.
£123,000
Recorded with HM Land Registry.
Sales timeline
28 August 2017Most recent
£123,000
Median price across the last 5 sales in SA18 2UY: £206,000 (2024–2019).
Nearby sales in SA18 2UY
36 Derwen Fawr, Llandybie, Ammanford, SA18 2UY
Sold Nov 2024
£238,00010 Derwen Fawr, Llandybie, Ammanford, SA18 2UY
Sold Nov 2023
£205,0009 Derwen Fawr, Llandybie, Ammanford, SA18 2UY
Sold Aug 2023
£250,00017 Derwen Fawr, Llandybie, Ammanford, SA18 2UY
Sold Mar 2021
£206,00035 Derwen Fawr, Llandybie, Ammanford, SA18 2UY
Sold May 2019
£150,000
Everything we know about 28 Derwen Fawr, 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 Derwen Fawr homes
Floor Area for 28 Derwen Fawr lags the street by a wide margin.
Price per m²
£1,864
Street avg £1,908
Floor Area
66 m²
Street avg 95 m²
Habitable Rooms
4 rooms
Street avg 5 rooms
CO₂ Emissions
4.8 t/year
Street avg 4.1 t/year
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The neighbourhood at a glance
Rail-style transport is unusually close for this postcode.
Crime
5/mo
Steady year-on-year across the wider district.
Nearest stop
0.1 km
Glynhir Road — bus stop.
Go deeper on the local area
The full report breaks down crime, transport links, schools and air quality in depth.