Llwynon, Station Road, St Clears, Carmarthen, SA33 4BQ
About Llwynon
Llwynon is a semi-detached house in St. Clears, Carmarthen, Carmarthen (SA33 4BQ). It has a recorded floor area of 146 m² (around 1572 sq ft), construction records dating it to 1900-1929 and council tax band D. The latest certificate (July 2017) shows a C (score 69), just inside the C band. When first surveyed in October 2008 the rating was D, the property has climbed 1 band since. Between certificates, roof efficiency went from Good to Very Good, hot-water efficiency went from Poor to Good and main heating went from Average to Good; while wall efficiency dropped from Good to Poor and lighting dropped from Very Good to Good. The recommended improvements would push it to B (score 85).
At 146 m² the property is well over the postcode median (79 m² across 4 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. Across 1999–2020, sale prices on this property compounded at 6.1% per year. Today's modelled estimate of £257,000 sits 55.3% above the 2020 sale of £165,500. On a £-per-square-foot basis, the last sale (£105/sq ft) was about 23.2% below the postcode norm. Most recent transfer: June 2020 at £165,500.
Know exactly what you're buying at Llwynon
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
Llwynon ranks among the most efficient homes in the postcode for energy use.
EPC Rating
Property Improvements
Changes detected from historical EPC data
Heating controls upgraded for better temperature management
Hot water system upgraded
Roof insulation improved
Low energy lighting percentage decreased
Planning history
Llwynon has no planning applications on record.
Notable planning nearby
3applications of note in the surrounding area
We flagged 1 thing worth checking at Llwynon
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
Sale price has grown by over 3x since 1999.
£257,000
Modelled from EPC, postcode comparables and a sale-price growth of 6.1% per year over 21 years.
£165,500
Growth on file: 6.1% per year over 21 years.
Sales timeline
11 June 2020Most recent
£165,500
+244.8%over 20 years28 July 1999
£48,000
Median price across the last 5 sales in SA33 4BQ: £135,000 (2022–2015).
Nearby sales in SA33 4BQ
Pistyll Gwyn, Station Road, St Clears, Carmarthen, SA33 4BQ
Sold May 2022
£127,00029 Station Road, St Clears, Carmarthen, SA33 4BQ
Sold May 2019
£135,00031 Station Road, St Clears, Carmarthen, SA33 4BQ
Sold Sept 2018
£140,000Preswylfa, Station Road, St Clears, Carmarthen, SA33 4BQ
Sold Jun 2015
£186,00030 Station Road, St Clears, Carmarthen, SA33 4BQ
Sold Sept 2007
£135,500
Everything we know about Llwynon, 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 Station Road homes
On price per m², Llwynon runs well behind the street norm.
Price per m²
£1,134
Street avg £1,749
Floor Area
146 m²
Street avg 87 m²
Habitable Rooms
7 rooms
Street avg 5 rooms
CO₂ Emissions
5.1 t/year
Street avg 5.0 t/year
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The neighbourhood at a glance
Crime
4/mo
Steady year-on-year across the wider district.
Nearest stop
0.2 km
Wembley Garage — bus stop.
Go deeper on the local area
The full report breaks down crime, transport links, schools and air quality in depth.