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Get started3 Clos Penyfai is a six-bedroom detached house in Llanelli (SA15 4EJ). It has a recorded floor area of 322 m² (around 3466 sq ft), construction records dating it to 1991-1995 and council tax band G. The latest certificate (March 2015) shows a C (score 71). The latest certificate is from March 2015, so improvements made since then won't be reflected.
Sale prices here have outpaced England HPI: 3.5% per year against 0% for the wider region. Today's modelled estimate of £663,000 is 10.4% below the 2022 sale of £740,000, running counter to the wider postcode trend, which makes the EPC and condition history especially worth a look. At 322 m² the property is well over the postcode median (232 m² across 3 EPCs), placing it in the larger end of the local stock. 6 bedrooms is on the larger side for this postcode, where 5 is the typical count. One planning record on file: an extension approved in 2025. Past consents include an extension and a conservatory, meaningful when judging how the property has evolved. Last sale on file: £740,000 in September 2022. That sale was during the post-pandemic price surge, when transactions cleared materially above pre-2020 trend.
3 Clos Penyfai's carbon output runs well above what efficient homes in the postcode produce.
This certificate is over 10 years old and is no longer valid.Expired 05 Mar 2025
Extension: Rear of property
Proposed rear balcony and alterations to the existing conservatory
The latest sale landed in the post-pandemic price surge — useful context when reading the figure.
£663,000
Modelled from EPC, postcode comparables and a sale-price growth of 3.5% per year over 16 years.
£740,000
Growth on file: 3.5% per year over 16 years.
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Habitable Rooms for 3 Clos Penyfai runs comfortably ahead of the street norm.
EPC Rating
71 (C)
Street avg 63 (D)
Floor Area
322 m²
Street avg 250 m²
CO₂ Emissions
10.0 t/year
Crime
4/mo
Steady year-on-year across the wider district.
Nearest stop
0.2 km
Denham Avenue North — bus stop.
14 September 2022Most recent
£740,000
+38.3%over 6 years31 May 2016
£535,000
+24.4%over 9 years1 December 2006
£430,000
Median price across the last 4 sales in SA15 4EJ: £372,500 (2021–1996).
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Street avg 9.8 t/year
Habitable Rooms
10 rooms
Street avg 7 rooms
SA15 4EJ