4 Heol Y Mynydd, Bryn, Llanelli, SA14 9UB
About 4 Heol Y Mynydd
4 Heol Y Mynydd is a semi-detached house in Bryn, Llanelli, Llanelli (SA14 9UB). It has a recorded floor area of 73 m² (around 786 sq ft). The latest certificate (December 2018) returns a B (score 83), comfortably above the UK average. The recommended improvements would push it to A (score 96).
At 73 m² it sits well below the postcode median (126 m² across 11 EPCs), making it one of the more compact homes locally. On energy efficiency it sits in the top 10% of properties in this postcode. Today's modelled estimate of £143,000 sits 68.2% above the 2021 sale of £85,000. Last sale on file: £85,000 in January 2021. That sale was during the post-pandemic price surge, when transactions cleared materially above pre-2020 trend.
Energy performance
4 Heol Y Mynydd ranks among the most efficient homes in the postcode for energy use.
EPC Rating
Planning history
4 Heol Y Mynydd 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 Mynydd
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
The latest sale landed in the post-pandemic price surge — useful context when reading the figure.
£143,000
Modelled from EPC, postcode comparables.
£85,000
Recorded with HM Land Registry.
Sales timeline
13 January 2021Most recent
£85,000
Median price across the last 5 sales in SA14 9UB: £161,000 (2025–2022).
Nearby sales in SA14 9UB
13 Heol Y Mynydd, Bryn, Llanelli, SA14 9UB
Sold Oct 2025
£135,0003 Heol Y Mynydd, Bryn, Llanelli, SA14 9UB
Sold Apr 2025
£162,00031 Heol Y Mynydd, Bryn, Llanelli, SA14 9UB
Sold May 2024
£320,0002 Heol Y Mynydd, Bryn, Llanelli, SA14 9UB
Sold Sept 2022
£161,0001 Heol Y Mynydd, Bryn, Llanelli, SA14 9UB
Sold Feb 2022
£110,000
Versus other Heol Y Mynydd homes
4 Heol Y Mynydd outperforms the street on epc rating by a wide margin.
Price per m²
£1,164
Street avg £1,693
Floor Area
73 m²
Street avg 143 m²
CO₂ Emissions
1.2 t/year
Street avg 6.3 t/year
Years Held
5 years
Street avg 6 years
Similar properties nearby
The neighbourhood at a glance
Crime
3/mo
Steady year-on-year across the wider district.
Nearest stop
0.1 km
Heol-y-Mynydd — bus stop.
Go deeper on the local area
The full report breaks down crime, transport links, schools and air quality in depth.







