4 Clos Treventy, Cefneithin, Llanelli, SA14 7DH
About 4 Clos Treventy
4 Clos Treventy is a detached house in Cefneithin, Llanelli, Llanelli (SA14 7DH). It has a recorded floor area of 200 m² (around 2153 sq ft), construction records dating it to 2007-2011 and council tax band G. The latest certificate (October 2021) shows a C (score 70). The recommended improvements would push it to B (score 90). Main heating runs on oil.
Today's modelled estimate of £449,000 is 34% above the 2021 sale price. On a £-per-square-foot basis, the last sale (£156/sq ft) was about 18.9% above the typical sold price in the postcode. Last sale on file: £335,000 in December 2021. That sale was during the post-pandemic price surge, when transactions cleared materially above pre-2020 trend.
Energy performance
4 Clos Treventy's carbon output runs well above what efficient homes in the postcode produce.
EPC Rating
Planning history
4 Clos Treventy has no planning applications on record.
Notable planning nearby
1applications of note in the surrounding area
We flagged 1 thing worth checking at 4 Clos Treventy
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.
£449,000
Modelled from EPC, postcode comparables.
£335,000
Recorded with HM Land Registry.
Sales timeline
21 December 2021Most recent
£335,000
Median price across the last 5 sales in SA14 7DH: £279,580 (2025–2018).
Nearby sales in SA14 7DH
8 Clos Treventy, Cefneithin, Llanelli, SA14 7DH
Sold Feb 2025
£428,00014 Clos Treventy, Cefneithin, Llanelli, SA14 7DH
Sold Jun 2023
£259,9501 Clos Treventy, Cefneithin, Llanelli, SA14 7DH
Sold Apr 2019
£282,50011 Clos Treventy, Cefneithin, Llanelli, SA14 7DH
Sold Dec 2018
£279,5809 Clos Treventy, Cefneithin, Llanelli, SA14 7DH
Sold Aug 2018
£275,000
Versus other Clos Treventy homes
On years held, 4 Clos Treventy runs well behind the street norm.
Price per m²
£1,675
Street avg £1,740
Floor Area
200 m²
Street avg 174 m²
Habitable Rooms
7 rooms
Street avg 8 rooms
CO₂ Emissions
6.2 t/year
Street avg 5.3 t/year
Similar properties nearby
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The neighbourhood at a glance
Crime
3/mo
Steady year-on-year across the wider district.
Nearest stop
0.1 km
Heol Treventy — bus stop.
Go deeper on the local area
The full report breaks down crime, transport links, schools and air quality in depth.







