7 Heol Plas Isaf, Llangennech, Llanelli, SA14 8TJ
About 7 Heol Plas Isaf
7 Heol Plas Isaf is a semi-detached house in Llangennech, Llanelli, Llanelli (SA14 8TJ). It has a recorded floor area of 75 m² (around 807 sq ft), construction records dating it to 1976-1982 and council tax band C. The latest certificate (September 2025) shows a C (score 72). The recommended improvements would push it to B (score 85).
Held since September 2005 — that's 21 years off the open market, well above the local norm. Across 1996–2005, sale prices on this property compounded at 12% per year. Today's modelled estimate of £189,000 sits 71.8% above the 2005 sale of £110,000.
Energy performance
EPC Rating
Planning history
7 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 7 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
30-day money-back guarantee
Sales history & valuation
7 Heol Plas Isaf has more than doubled in price since the earliest registered sale in 1996.
£189,000
Modelled from EPC, postcode comparables and a sale-price growth of 12.0% per year over 9 years.
£110,000
Growth on file: 12.0% per year over 9 years.
Sales timeline
29 September 2005Most recent
£110,000
+185.7%over 9 years20 June 1996
£38,500
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
£155,0005 Heol Plas Isaf, Llangennech, Llanelli, SA14 8TJ
Sold Dec 2020
£124,400
Versus other Heol Plas Isaf homes
On years held, 7 Heol Plas Isaf stands well clear of the street.
Price per m²
£1,467
Street avg £1,986
Floor Area
75 m²
Street avg 66 m²
Habitable Rooms
5 rooms
Street avg 4 rooms
CO₂ Emissions
2.1 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.







