9 Derwen Fawr, Llandybie, Ammanford, SA18 2UY
About 9 Derwen Fawr
9 Derwen Fawr is a three-bedroom detached house in Llandybie, Ammanford, Ammanford (SA18 2UY). It has a recorded floor area of 75 m² (around 807 sq ft), construction records dating it to 1976-1982 and council tax band D. The latest certificate (February 2018) shows a D (score 55), a step below the typical UK home. The recommended improvements would lift it to B (score 86), a 2-band jump.
Across 2018–2023, sale prices on this property compounded at 13.6% per year. On a £-per-square-foot basis, the last sale (£310/sq ft) was about 126.4% above the typical sold price in the postcode. Most recent transfer: August 2023 at £250,000.
Know exactly what you're buying at 9 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
What this property has
Inside
- Bedrooms3
- Bathrooms1
Outside
- Private gardenYes
- GarageYes
Building
- Heating systemgas
Energy performance
Recommended upgrades on file would lift this property by multiple EPC bands.
EPC Rating
Planning history
9 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 9 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
Latest sale on 9 Derwen Fawr was the highest on Land Registry record across the postcode.
£245,000
Modelled from EPC, postcode comparables and a sale-price growth of 13.6% per year over 5 years.
£250,000
Growth on file: 13.6% per year over 5 years.
Sales timeline
17 August 2023Most recent
£250,000
+85.2%over 4 years18 October 2018
£135,000
Median price across the last 5 sales in SA18 2UY: £205,000 (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
£205,00017 Derwen Fawr, Llandybie, Ammanford, SA18 2UY
Sold Mar 2021
£206,00035 Derwen Fawr, Llandybie, Ammanford, SA18 2UY
Sold May 2019
£150,00037 Derwen Fawr, Llandybie, Ammanford, SA18 2UY
Sold Jan 2019
£134,700
Everything we know about 9 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
Price per m² for 9 Derwen Fawr runs comfortably ahead of the street norm.
Price per m²
£3,333
Street avg £1,785
Floor Area
75 m²
Street avg 94 m²
Habitable Rooms
5 rooms
Street avg 5 rooms
CO₂ Emissions
4.6 t/year
Street avg 4.1 t/year
Similar properties nearby
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.