18 Heol Y Gors, Cwmgors, Ammanford, SA18 1PE
About 18 Heol Y Gors
18 Heol Y Gors is a three-bedroom detached house in Cwmgors, Ammanford, Ammanford (SA18 1PE). It has a recorded floor area of 119 m² (around 1281 sq ft), construction records dating it to 1900-1929 and council tax band C. The latest certificate (June 2009) shows an F (score 23), near the bottom of the EPC scale. The latest certificate is from June 2009, so improvements made since then won't be reflected.
Untraded for 23 years, with the last transfer in May 2003. At 119 m² it's 24% larger than the typical home in the postcode (96 m² median across 13 EPCs). On energy efficiency it sits in the bottom 10% of properties in this postcode — significant headroom for improvement. Across 2000–2003, sale prices on this property compounded at 10.4% per year. Today's modelled estimate of £187,000 sits 133.9% above the 2003 sale of £79,950. On a £-per-square-foot basis, the last sale (£62/sq ft) was about 26.2% below the postcode norm. One planning record on file: an extension approved in 2021. Past consents include an extension and partial demolition, meaningful when judging how the property has evolved.
Know exactly what you're buying at 18 Heol Y Gors
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
- CloakroomYes
Outside
- Garagedetached
Building
- Central heatingYes
Energy performance
18 Heol Y Gors sits at the bottom of the postcode for energy efficiency — meaningful headroom to improve.
EPC Expired
This certificate is over 10 years old and is no longer valid.Expired 14 Jun 2019
EPC Rating
Planning history
Planning history includes recorded demolition works, indicating a major rebuild phase at this address.
- Feb 2021DemolitionFullIn report
Extension: Two storey · Rear of property
Demolish existing double and single storey rear extensions and an existing outbuilding, and construct new two storey rear extension.
- Agent
- Cwm Planning and Design Ltd
Extension- Documents
- 6 docs on file
- Reference
- P2020/1077
We flagged 1 thing worth checking at 18 Heol Y Gors
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
18 Heol Y Gors's estimated value is more than triple its earliest registered sale price (2000).
£187,000
Modelled from EPC, postcode comparables and a sale-price growth of 10.4% per year over 3 years.
£79,950
Growth on file: 10.4% per year over 3 years.
Sales timeline
29 May 2003Most recent
£79,950
+36.7%over 3 years30 March 2000
£58,500
Median price across the last 5 sales in SA18 1PE: £183,500 (2025–2021).
Nearby sales in SA18 1PE
2 Heol Y Gors, Cwmgors, Ammanford, SA18 1PE
Sold Aug 2025
£157,00010 Heol Y Gors, Cwmgors, Ammanford, SA18 1PE
Sold Aug 2024
£142,5003 Heol Y Gors, Cwmgors, Ammanford, SA18 1PE
Sold Mar 2022
£183,5007 Heol Y Gors, Cwmgors, Ammanford, SA18 1PE
Sold Sept 2021
£202,0008 Heol Y Gors, Cwmgors, Ammanford, SA18 1PE
Sold Nov 2020
£140,000
Everything we know about 18 Heol Y Gors, 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 Heol Y Gors homes
18 Heol Y Gors is notably below the street on epc rating.
Price per m²
£672
Street avg £1,272
Floor Area
119 m²
Street avg 93 m²
Habitable Rooms
6 rooms
Street avg 5 rooms
CO₂ Emissions
11.0 t/year
Street avg 4.4 t/year
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The neighbourhood at a glance
Crime
5/mo
Steady year-on-year across the wider district.
Nearest stop
0.0 km
Cwmgors Spar — bus stop.
Go deeper on the local area
The full report breaks down crime, transport links, schools and air quality in depth.