1 Clos Plas Isaf, Llangennech, Llanelli, SA14 8RX
About 1 Clos Plas Isaf
1 Clos Plas Isaf is a five-bedroom detached house in Llangennech, Llanelli, Llanelli (SA14 8RX). It has a recorded floor area of 135 m² (around 1453 sq ft), construction records dating it to 1991-1995 and council tax band C. The latest certificate (October 2015) shows a C (score 74). The recommended improvements would push it to B (score 84). The latest certificate is from October 2015, so improvements made since then won't be reflected.
At 135 m² the property is well over the postcode median (73 m² across 13 EPCs), placing it in the larger end of the local stock. On energy efficiency it sits in the top 10% of properties in this postcode. 5 bedrooms is on the larger side for this postcode, where 3 is the typical count. One planning record on file: an extension approved in 2007. Past consents include an extension, meaningful when judging how the property has evolved. Across 2000–2023, sale prices on this property compounded at 6.7% per year. Today's modelled estimate of £287,000 is 10.4% above the 2023 sale price. On a £-per-square-foot basis, the last sale (£179/sq ft) was about 114.4% above the typical sold price in the postcode. Sold June 2023 for £260,000.
What this property has
Inside
- Bedrooms5
- Bathrooms1
- Dining roomYes
- EnsuiteYes
Outside
- Private gardenYes
- GarageYes
Building
- Central heatingYes
Energy performance
1 Clos Plas Isaf ranks among the most efficient homes in the postcode for energy use.
EPC Expired
This certificate is over 10 years old and is no longer valid.Expired 04 Oct 2025
EPC Rating
Planning history
Council records include a two-storey side extension at 1 Clos Plas Isaf.
- Nov 2007ExtensionFullIn report
Extension: Two storey · Side of property
DOUBLE STOREY SIDE EXTENSION
- Documents
- 11 docs on file
- Reference
- S/17589
We flagged 1 thing worth checking at 1 Clos 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 1 Clos Plas Isaf was the highest on Land Registry record across the postcode.
£287,000
Modelled from EPC, postcode comparables and a sale-price growth of 6.7% per year over 23 years.
£260,000
Growth on file: 6.7% per year over 23 years.
Sales timeline
20 June 2023Most recent
£260,000
+333.7%over 22 years28 September 2000
£59,950
Median price across the last 5 sales in SA14 8RX: £122,000 (2024–2013).
Nearby sales in SA14 8RX
3 Clos Plas Isaf, Llangennech, Llanelli, SA14 8RX
Sold Aug 2024
£170,00014 Clos Plas Isaf, Llangennech, Llanelli, SA14 8RX
Sold Sept 2021
£122,0004 Clos Plas Isaf, Llangennech, Llanelli, SA14 8RX
Sold Mar 2020
£90,0006 Clos Plas Isaf, Llangennech, Llanelli, SA14 8RX
Sold Dec 2013
£108,00011 Clos Plas Isaf, Llangennech, Llanelli, SA14 8RX
Sold Aug 2013
£125,000
Versus other Clos Plas Isaf homes
EPC Rating for 1 Clos Plas Isaf runs comfortably ahead of the street norm.
Price per m²
£1,926
Street avg £1,537
Floor Area
135 m²
Street avg 70 m²
Habitable Rooms
8 rooms
Street avg 4 rooms
CO₂ Emissions
3.8 t/year
Street avg 3.0 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
0.2 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.







