50 Heol Y Parc, Cefneithin, Llanelli, SA14 7DL
About 50 Heol Y Parc
50 Heol Y Parc is a detached house in Cefneithin, Llanelli, Llanelli (SA14 7DL). It has a recorded floor area of 105 m² (around 1130 sq ft), construction records dating it to 1930-1949 and council tax band D. The latest certificate (October 2024) shows a C (score 77), near the top of the C band. When first surveyed in March 2017 the rating was F, the property has climbed 3 bands since. Between certificates, wall efficiency went from Very Poor to Average, roof efficiency went from Average to Good and main heating went from Average to Good. The recommended improvements would push it to B (score 86). Main heating runs on electricity.
On energy efficiency it sits in the top 10% of properties in this postcode. It changed hands recently, sold March 2025 for £222,500. Across 2002–2025, sale prices on this property compounded at 3.7% per year. Today's modelled estimate of £284,000 is 27.6% above the 2025 sale price. On a £-per-square-foot basis, the last sale (£197/sq ft) was about 132.2% above the typical sold price in the postcode.
Energy performance
50 Heol Y Parc ranks among the most efficient homes in the postcode for energy use.
EPC Rating
Property Improvements
Changes detected from historical EPC data
Heating controls upgraded for better temperature management
Heat pump installed, significantly improving energy efficiency
Changed to a more efficient fuel source
Heating controls changed
Hot water system upgraded
Cavity wall insulation installed
Loft insulation upgraded to recommended levels
Planning history
50 Heol Y Parc has no planning applications on record.
Notable planning nearby
1applications of note in the surrounding area
We flagged 1 thing worth checking at 50 Heol Y Parc
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
Sale price has at least doubled since 2002.
£284,000
Modelled from EPC, postcode comparables and a sale-price growth of 3.7% per year over 23 years.
£222,500
Growth on file: 3.7% per year over 23 years.
Sales timeline
10 March 2025Most recent
£222,500
+128.2%over 22 years8 July 2002
£97,500
Median price across the last 5 sales in SA14 7DL: £215,000 (2024–2021).
Nearby sales in SA14 7DL
109 Heol Y Parc, Cefneithin, Llanelli, SA14 7DL
Sold Oct 2024
£215,000113 Heol Y Parc, Cefneithin, Llanelli, SA14 7DL
Sold Oct 2022
£215,00073 Heol Y Parc, Cefneithin, Llanelli, SA14 7DL
Sold May 2021
£230,00059 Heol Y Parc, Cefneithin, Llanelli, SA14 7DL
Sold Mar 2021
£90,00081 Heol Y Parc, Cefneithin, Llanelli, SA14 7DL
Sold Nov 2019
£129,500
Versus other Heol Y Parc homes
On years held, 50 Heol Y Parc runs well behind the street norm.
Price per m²
£2,119
Street avg £1,325
Floor Area
105 m²
Street avg 107 m²
Habitable Rooms
6 rooms
Street avg 5 rooms
CO₂ Emissions
2.0 t/year
Street avg 6.8 t/year
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The neighbourhood at a glance
Crime
3/mo
Steady year-on-year across the wider district.
Nearest stop
0.0 km
Dyfed Menswear — bus stop.
Go deeper on the local area
The full report breaks down crime, transport links, schools and air quality in depth.







