1 Parc Derwen, Garnswllt, Ammanford, SA18 2RJ
About 1 Parc Derwen
1 Parc Derwen is a detached house in Garnswllt, Ammanford, Ammanford (SA18 2RJ). It has a recorded floor area of 200 m² (around 2153 sq ft), construction records dating it to 2003-2006 and council tax band F. The latest certificate (January 2014) shows a C (score 75), near the top of the C band. The recommended improvements would push it to B (score 83). Main heating runs on oil. The latest certificate is from January 2014, so improvements made since then won't be reflected.
At 200 m² the property is well over the postcode median (141 m² across 3 EPCs), placing it in the larger end of the local stock. One planning record on file: an extension approved in 2018. Past consents include an extension, a garage conversion and a conservatory, meaningful when judging how the property has evolved. On the market in February 2018 and unlisted since — roughly 8 years. Today's modelled estimate of £373,000 is 49.2% above the 2018 sale price.
Know exactly what you're buying at 1 Parc Derwen
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
1 Parc Derwen's EPC is over a decade old — improvements since won't be reflected.
EPC Expired
This certificate is over 10 years old and is no longer valid.Expired 30 Jan 2024
EPC Rating
Planning history
- Sept 2018Garage ConversionFullIn report
Rear conservatory and conversion of a garage to living accommodation
- Agent
- J.H. Leeke & Sons Ltd
ExtensionConservatory- Documents
- 8 docs on file
- Reference
- 2018/1542/FUL
We flagged 1 thing worth checking at 1 Parc Derwen
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
1 Parc Derwen valuation sits well clear of the typical sold price in this postcode.
£373,000
Modelled from EPC, postcode comparables.
£249,950
Recorded with HM Land Registry.
Sales timeline
5 February 2018Most recent
£249,950
Median price across the last 5 sales in SA18 2RJ: £225,000 (2018–2006).
Everything we know about 1 Parc Derwen, 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 Parc Derwen homes
On price per m², 1 Parc Derwen runs well behind the street norm.
Price per m²
£1,250
Street avg £1,516
Floor Area
200 m²
Street avg 162 m²
CO₂ Emissions
5.6 t/year
Street avg 4.4 t/year
Years Held
8 years
Street avg 11 years
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
Lon-y-Felin — bus stop.
Go deeper on the local area
The full report breaks down crime, transport links, schools and air quality in depth.