4 Lon Las, Pwlltrap, St Clears, Carmarthen, SA33 4AU
About 4 Lon Las
4 Lon Las is a semi-detached house in St. Clears, Carmarthen, Carmarthen (SA33 4AU). It has a recorded floor area of 57 m² (around 614 sq ft), construction records dating it to 1967-1975 and council tax band B. The latest certificate (April 2024) shows a D (score 64), on the cusp of jumping into the C band. When first surveyed in May 2011 the rating was E, the property has climbed 1 band since. Between certificates, window efficiency went from Average to Good, hot-water efficiency went from Very Poor to Average and lighting went from Very Poor to Very Good; while wall efficiency dropped from Good to Average. The recommended improvements would lift it to A (score 111), a 3-band jump. Main heating runs on oil.
Know exactly what you're buying at 4 Lon Las
Before you offer, see what the listing won't tell you, the true value, the red flags and the full history.
Already flagged here
Launch offer · save £5
Valuation
against the asking price
Risks
planning & flood
Sold prices
similar homes nearby
Trends
the local market
Energy performance
Recommended upgrades on file would lift this property by multiple EPC bands.
EPC Rating
Property Improvements
Changes detected from historical EPC data
Heating controls upgraded for better temperature management
Hot water system upgraded
Window efficiency improved
More low energy lighting installed
Planning history
4 Lon Las has no planning applications on record.
Notable planning nearby
3applications of note in the surrounding area
We flagged 1 thing worth checking at 4 Lon Las
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
4 Lon Las has no Land Registry sales on file, suggesting it has stayed in the same hands since registration began.
£150,000
Modelled from EPC, postcode comparables.
No sales recorded with HM Land Registry
That can mean the property has never traded since the registry began publishing in 1995, was a new build that hasn't been registered yet, or is held in the same hands long-term.
Median price across the last 4 sales in SA33 4AU: £165,000 (2021–2007).
Everything we know about 4 Lon Las, in one report
What it's really worth, what could be wrong, and the planning, sales and area data in full.
What we flagged
- Larger development activity nearby

Versus other Lon Las homes
EPC Rating
64 (D)
Street avg 64 (D)
Floor Area
57 m²
Street avg 73 m²
CO₂ Emissions
3.2 t/year
Street avg 3.2 t/year
Habitable Rooms
3 rooms
Street avg 4 rooms
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1 Chestnut Villa, St Clears
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1 Cwrt Woodford, Laugharne
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1 Castle House, Pentre Road, St Clears
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The neighbourhood at a glance
Crime
4/mo
Steady year-on-year across the wider district.
Nearest stop
0.1 km
Spring Gardens — bus stop.
Go deeper on the local area
The full report breaks down crime, transport links, schools and air quality in depth.