12 Heol Plas Isaf, Llangennech, Llanelli, SA14 8TJ
About 12 Heol Plas Isaf
12 Heol Plas Isaf is a semi-detached house in Llangennech, Llanelli, Llanelli (SA14 8TJ). It has a recorded floor area of 67 m² (around 721 sq ft), construction records dating it to 1976-1982 and council tax band C. The latest certificate (March 2024) shows a D (score 63), on the cusp of jumping into the C band. The recommended improvements would lift it to B (score 81), a 2-band jump.
Across 2000–2024, sale prices on this property compounded at 6.7% per year. On a £-per-square-foot basis, the last sale (£243/sq ft) was about 78.1% above the typical sold price in the postcode. Most recent transfer: August 2024 at £175,000.
Energy performance
Recommended upgrades on file would lift this property by multiple EPC bands.
EPC Rating
Planning history
12 Heol Plas Isaf has no planning applications on record.
Notable planning nearby
5applications of note in the surrounding area
We flagged 1 thing worth checking at 12 Heol Plas Isaf
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
Latest sale on 12 Heol Plas Isaf was the highest on Land Registry record across the postcode.
£186,000
Modelled from EPC, postcode comparables and a sale-price growth of 6.7% per year over 24 years.
£175,000
Growth on file: 6.7% per year over 24 years.
Sales timeline
4 August 2024Most recent
£175,000
+360.5%over 23 years1 December 2000
£38,000
Median price across the last 5 sales in SA14 8TJ: £153,000 (2023–2020).
Nearby sales in SA14 8TJ
11 Heol Plas Isaf, Llangennech, Llanelli, SA14 8TJ
Sold Nov 2023
£172,00010 Heol Plas Isaf, Llangennech, Llanelli, SA14 8TJ
Sold May 2022
£143,00013 Heol Plas Isaf, Llangennech, Llanelli, SA14 8TJ
Sold Dec 2021
£155,0005 Heol Plas Isaf, Llangennech, Llanelli, SA14 8TJ
Sold Dec 2020
£124,4008 Heol Plas Isaf, Llangennech, Llanelli, SA14 8TJ
Sold Nov 2020
£153,000
Versus other Heol Plas Isaf homes
Years Held for 12 Heol Plas Isaf lags the street by a wide margin.
Price per m²
£2,612
Street avg £1,897
Floor Area
67 m²
Street avg 67 m²
Habitable Rooms
5 rooms
Street avg 4 rooms
CO₂ Emissions
3.0 t/year
Street avg 2.8 t/year
Similar properties nearby
The neighbourhood at a glance
Rail-style transport is unusually close for this postcode.
Crime
3/mo
Steady year-on-year across the wider district.
Nearest stop
0.1 km
Heol Plas Isaf — bus stop.
Go deeper on the local area
The full report breaks down crime, transport links, schools and air quality in depth.







