5 Heol Plas Isaf, Llangennech, Llanelli, SA14 8TJ
About 5 Heol Plas Isaf
5 Heol Plas Isaf is a three-bedroom semi-detached house in Llangennech, Llanelli, Llanelli (SA14 8TJ). It has a recorded floor area of 66 m² (around 710 sq ft), construction records dating it to 1983-1990 and council tax band C. The latest certificate (June 2020) shows a C (score 74). When first surveyed in May 2009 the rating was D, the property has climbed 1 band since. Between certificates, roof efficiency went from Average to Good and lighting went from Poor to Very Good; while window efficiency dropped from Good to Average. The recommended improvements would push it to B (score 89). The home occupies a corner plot.
Today's modelled estimate of £187,000 sits 50.3% above the 2020 sale of £124,400. On a £-per-square-foot basis, the last sale (£175/sq ft) was about 31% above the typical sold price in the postcode. Sold December 2020 for £124,400. One historical planning record sits against the property in 2018.
What this property has
Inside
- Bedrooms3
- Bathrooms1
Outside
- Private gardenRear
- DrivewayYes
- Corner plotYes
Building
- RefurbishedYes
Energy performance
EPC Rating
Property Improvements
Changes detected from historical EPC data
Heating controls changed
Roof insulation improved
More low energy lighting installed
Planning history
- Dec 2018FullIn report
EXTEND OUR FENCE LINE TO WITHIN ONE METRE OF OUR BOUNDARY (RETROSPECTIVE)
Retrospective- Documents
- 10 docs on file
- Reference
- S/37916
We flagged 1 thing worth checking at 5 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
5 Heol Plas Isaf's sale-price growth has lagged the wider UK trajectory across its history on file.
£187,000
Modelled from EPC, postcode comparables and a sale-price growth of 0.3% per year over 14 years.
£124,400
Growth on file: 0.3% per year over 14 years.
Sales timeline
7 December 2020Most recent
£124,400
+11.1%over 3 years4 June 2017
£112,000
-6.7%over 10 years3 May 2007
£120,000
Median price across the last 5 sales in SA14 8TJ: £155,000 (2024–2020).
Nearby sales in SA14 8TJ
12 Heol Plas Isaf, Llangennech, Llanelli, SA14 8TJ
Sold Aug 2024
£175,00011 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
£155,0008 Heol Plas Isaf, Llangennech, Llanelli, SA14 8TJ
Sold Nov 2020
£153,000
Versus other Heol Plas Isaf homes
On epc rating, 5 Heol Plas Isaf stands well clear of the street.
Price per m²
£1,885
Street avg £1,953
Floor Area
66 m²
Street avg 67 m²
Habitable Rooms
5 rooms
Street avg 4 rooms
CO₂ Emissions
2.0 t/year
Street avg 2.9 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.







