4 Heol Y Deri, Cwmgwili, Llanelli, SA14 6PH
About 4 Heol Y Deri
4 Heol Y Deri is a semi-detached house in Cwmgwili, Llanelli, Llanelli (SA14 6PH). It has a recorded floor area of 84 m² (around 904 sq ft), construction records dating it to 1950-1966 and council tax band B. The latest certificate (August 2020) shows an E (score 53), well below the UK norm with real room to improve. The recommended improvements would lift it to C (score 77), a 2-band jump. Main heating runs on oil.
Energy performance
Recommended upgrades on file would lift this property by multiple EPC bands.
EPC Rating
Planning history
4 Heol Y Deri has no planning applications on record.
Notable planning nearby
4applications of note in the surrounding area
We flagged 1 thing worth checking at 4 Heol Y Deri
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
30-day money-back guarantee
Sales history & valuation
4 Heol Y Deri has no Land Registry sales on file, suggesting it has stayed in the same hands since registration began.
£159,000
Modelled from EPC, postcode comparables.
No sales recorded with HM Land Registry
That can mean the property has never traded since the registry began publishing in 1995, was a new build that hasn't been registered yet, or is held in the same hands long-term.
Median price across the last 5 sales in SA14 6PH: £180,000 (2025–2023).
Nearby sales in SA14 6PH
5 Heol Y Deri, Cwmgwili, Llanelli, SA14 6PH
Sold Nov 2025
£210,0009 Heol Y Deri, Cwmgwili, Llanelli, SA14 6PH
Sold Feb 2025
£180,000Aely Bryn, Heol Y Deri, Cwmgwili, Llanelli, SA14 6PH
Sold Mar 2024
£137,000Maes Y Gelli, Heol Y Deri, Cwmgwili, Llanelli, SA14 6PH
Sold Nov 2023
£200,0001 Heol Y Deri, Cwmgwili, Llanelli, SA14 6PH
Sold Oct 2023
£170,000
Versus other Heol Y Deri homes
EPC Rating
53 (E)
Street avg 47 (E)
Floor Area
84 m²
Street avg 85 m²
CO₂ Emissions
5.0 t/year
Street avg 6.2 t/year
Habitable Rooms
5 rooms
Street avg 5 rooms
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The neighbourhood at a glance
Crime
3/mo
Steady year-on-year across the wider district.
Nearest stop
0.1 km
Cwmgwili Playground — bus stop.
Go deeper on the local area
The full report breaks down crime, transport links, schools and air quality in depth.







