27b, Heol Y Dre, Cefneithin, Llanelli, SA14 7DR
About 27b
27b is a six-bedroom detached house in Cefneithin, Llanelli, Llanelli (SA14 7DR). It has a recorded floor area of 518 m² (around 5576 sq ft), construction records dating it to 2003-2006 and council tax band H. There is a swimming pool on the plot, uncommon for the area. Records show the property has been extended at some point in its history. The latest certificate (March 2018) shows a C (score 71). The rating has held steady at C across 3 certificates since July 2009. Between certificates, wall efficiency dropped from Very Good to Good and window efficiency dropped from Very Good to Average. Main heating runs on b30k.
At 518 m² the property is well over the postcode median (96 m² across 22 EPCs), placing it in the larger end of the local stock. Its energy rating outperforms most of the postcode (better than 86% of similar EPCs). 6 bedrooms is on the larger side for this postcode, where 4 is the typical count. A recent sale: £725,000 in March 2025. Across 2021–2025, sale prices on this property compounded at 9.5% per year. Today's modelled estimate of £854,000 is 17.8% above the 2025 sale price.
What this property has
Inside
- Bedrooms6
- Bathrooms1
- EnsuiteYes
- StudyYes
Outside
- Private gardenYes
- GarageDouble, Detached
- Swimming poolYes
Building
- Previously extendedYes
Energy performance
27b's carbon output runs well above what efficient homes in the postcode produce.
EPC Rating
Property Improvements
Changes detected from historical EPC data
Heating controls changed
Hot water system upgraded
Loft insulation upgraded to recommended levels
Solar water heating installed
Hot water efficiency decreased
Planning history
27b has no planning applications on record.
Notable planning nearby
1applications of note in the surrounding area
We flagged 1 thing worth checking at 27b
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
Latest sale on 27b was the highest on Land Registry record across the postcode.
£854,000
Modelled from EPC, postcode comparables and a sale-price growth of 9.5% per year over 4 years.
£725,000
Growth on file: 9.5% per year over 4 years.
Sales timeline
18 March 2025Most recent
£725,000
+45.0%over 4 years12 February 2021
£499,995
Median price across the last 5 sales in SA14 7DR: £239,950 (2025–2021).
Nearby sales in SA14 7DR
15 Heol Y Dre, Cefneithin, Llanelli, SA14 7DR
Sold Feb 2025
£280,00020 Heol Y Dre, Cefneithin, Llanelli, SA14 7DR
Sold Aug 2024
£193,00031 Heol Y Dre, Cefneithin, Llanelli, SA14 7DR
Sold Feb 2023
£239,95019a, Heol Y Dre, Cefneithin, Llanelli, SA14 7DR
Sold Oct 2021
£285,00026 Heol Y Dre, Cefneithin, Llanelli, SA14 7DR
Sold Aug 2021
£85,910
Versus other Heol Y Dre homes
On years held, 27b runs well behind the street norm.
Price per m²
£1,400
Street avg £1,581
Floor Area
518 m²
Street avg 118 m²
Habitable Rooms
8 rooms
Street avg 6 rooms
CO₂ Emissions
10.0 t/year
Street avg 6.3 t/year
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The neighbourhood at a glance
Crime
3/mo
Steady year-on-year across the wider district.
Nearest stop
0.2 km
Garreg Hollt — bus stop.
Go deeper on the local area
The full report breaks down crime, transport links, schools and air quality in depth.







