Penywern, Tenby Road, St Clears, Carmarthen, SA33 4JW
About Penywern
Penywern is a detached house in St. Clears, Carmarthen, Carmarthen (SA33 4JW). It has a recorded floor area of 139 m² (around 1496 sq ft), construction records dating it to 1950-1966 and council tax band E. The latest certificate (June 2016) shows a D (score 60), on the cusp of jumping into the C band. When first surveyed in October 2008 the rating was E, the property has climbed 1 band since. Between certificates, wall efficiency went from Poor to Good and lighting went from Average to Good; while window efficiency dropped from Good to Average and main heating dropped from Very Good to Good. The recommended improvements would lift it to B (score 84), a 2-band jump. The latest certificate is from June 2016, so improvements made since then won't be reflected.
Today's modelled estimate of £321,000 sits 86.1% above the 2016 sale of £172,500. On a £-per-square-foot basis, the last sale (£115/sq ft) was about 26.8% below the postcode norm. At 139 m² it's 22.5% larger than the typical home in the postcode (114 m² median across 12 EPCs). On the market in April 2016 and unlisted since — roughly 10 years.
Know exactly what you're buying at Penywern
Before you offer, see what the listing won't tell you, the true value, the red flags and the full history.
Already flagged here
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Valuation
against the asking price
Risks
planning & flood
Sold prices
similar homes nearby
Trends
the local market
Energy performance
Penywern's carbon output runs well above what efficient homes in the postcode produce.
EPC Rating
Property Improvements
Changes detected from historical EPC data
Heating controls changed
Cavity wall insulation installed
More low energy lighting installed
Ventilation system changed
Planning history
Penywern has no planning applications on record.
Notable planning nearby
3applications of note in the surrounding area
We flagged 1 thing worth checking at Penywern
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
Penywern valuation sits well clear of the typical sold price in this postcode.
£321,000
Modelled from EPC, postcode comparables.
£172,500
Recorded with HM Land Registry.
Sales timeline
28 April 2016Most recent
£172,500
Median price across the last 5 sales in SA33 4JW: £300,000 (2024–2022).
Nearby sales in SA33 4JW
Llysywig, Tenby Road, St Clears, Carmarthen, SA33 4JW
Sold Nov 2024
£346,000Gwynfryn, Tenby Road, St Clears, Carmarthen, SA33 4JW
Sold Apr 2024
£310,000The Cottage, Tenby Road, St Clears, Carmarthen, SA33 4JW
Sold Apr 2024
£73,000Y Wern, Tenby Road, St Clears, Carmarthen, SA33 4JW
Sold Oct 2022
£240,000Cefn Ydfa, Tenby Road, St Clears, Carmarthen, SA33 4JW
Sold Oct 2022
£300,000
Everything we know about Penywern, 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 Tenby Road homes
On price per m², Penywern runs well behind the street norm.
Price per m²
£1,241
Street avg £1,889
Floor Area
139 m²
Street avg 117 m²
Habitable Rooms
6 rooms
Street avg 5 rooms
CO₂ Emissions
6.6 t/year
Street avg 7.4 t/year
Similar properties nearby
1 Clos Griffith Jones, St Clears
SA33 4BW
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1 Clos Pentre, St Clears
SA33 4BD
1 Clos Nathaniel, St Clears
SA33 4AW
1 Dukes Meadow, Pendine
SA33 4UH
1 2 Kington Gardens, King Street, Laugharne
SA33 4QE
1 Cefn Maes, St Clears
SA33 4DA
1 Cae Glas, St Clears
SA33 4EY
The neighbourhood at a glance
Crime
4/mo
Steady year-on-year across the wider district.
Nearest stop
0.0 km
Business Park — bus stop.
Go deeper on the local area
The full report breaks down crime, transport links, schools and air quality in depth.