Hafan Deg, Bethlehem Road, St Clears, Carmarthen, SA33 4AN
About Hafan Deg
Hafan Deg is a detached house in St. Clears, Carmarthen, Carmarthen (SA33 4AN). It has a recorded floor area of 226 m² (around 2433 sq ft), construction records dating it to 1950-1966 and council tax band E. The latest certificate (March 2022) shows a D (score 63), on the cusp of jumping into the C band. When first surveyed in April 2011 the rating was E, the property has climbed 1 band since. Between certificates, window efficiency went from Average to Good and main heating went from Poor to Average; while wall efficiency dropped from Good to Average. The recommended improvements would lift it to B (score 83), a 2-band jump. Main heating runs on electricity.
At 226 m² the property is well over the postcode median (120 m² across 9 EPCs), placing it in the larger end of the local stock. Last sale on file: £305,000 in June 2021. Across the public record there are 4 sales, relatively high churn for a single property. That sale was during the post-pandemic price surge, when transactions cleared materially above pre-2020 trend. One planning record on file: an extension approved in 2012. Past consents include an extension, meaningful when judging how the property has evolved. Across 1998–2021, sale prices on this property compounded at 6.1% per year. Today's modelled estimate of £444,000 is 45.6% above the 2021 sale price. On a £-per-square-foot basis, the last sale (£125/sq ft) was about 18.2% below the postcode norm.
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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
Hafan Deg's carbon output runs well above what efficient homes in the postcode produce.
EPC Rating
Property Improvements
Changes detected from historical EPC data
Fuel source changed
Heating controls upgraded for better temperature management
Hot water efficiency improved
Roof insulation improved
Heat pump installed, significantly improving energy efficiency
Changed to a more efficient fuel source
Heating controls upgraded for better temperature management
Hot water efficiency decreased
Window efficiency improved
More low energy lighting installed
Planning history
- Nov 2012ExtensionFullIn report
INCREASE THE SIZE OF EXISTING FIRST FLOOR DORMER TO INCLUDE 2 DORMER WINDOWS TO FRONT AND 2 DORMER WINDOWS TO REAR OF PROPERTY. CONVERSION OF ANNEXE TO INTEGRAL GARAGE. PROVIDE NEW REAR DOOR IN LIEU OF WINDOW
- Documents
- 5 docs on file
- Reference
- W/27215
We flagged 1 thing worth checking at Hafan Deg
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
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Sales history & valuation
Sale price has grown by over 3x since 1998.
£444,000
Modelled from EPC, postcode comparables and a sale-price growth of 6.1% per year over 23 years.
£305,000
Growth on file: 6.1% per year over 23 years.
Sales timeline
23 June 2021Most recent
£305,000
+6.3%over 4 years25 October 2016
£287,000
+212.0%over 14 years7 December 2001
£92,000
+15.0%over 2 years18 December 1998
£80,000
Median price across the last 5 sales in SA33 4AN: £288,000 (2025–2014).
Nearby sales in SA33 4AN
Llysmeurig, Bethlehem Road, St Clears, Carmarthen, SA33 4AN
Sold Feb 2025
£375,000Afallon, Bethlehem Road, St Clears, Carmarthen, SA33 4AN
Sold Apr 2021
£288,000Celan, Bethlehem Road, St Clears, Carmarthen, SA33 4AN
Sold Oct 2017
£50,000Fern Bank, Bethlehem Road, St Clears, Carmarthen, SA33 4AN
Sold Jan 2014
£132,000Frondeg, Bethlehem Road, St Clears, Carmarthen, SA33 4AN
Sold Feb 2013
£150,000
Everything we know about Hafan Deg, 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 Bethlehem Road homes
Hafan Deg outperforms the street on floor area by a wide margin.
Price per m²
£1,350
Street avg £1,640
Floor Area
226 m²
Street avg 133 m²
Habitable Rooms
6 rooms
Street avg 7 rooms
CO₂ Emissions
6.7 t/year
Street avg 6.8 t/year
Similar properties nearby
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1 Clos Pentre, St Clears
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1 Dukes Meadow, Pendine
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1 2 Kington Gardens, King Street, Laugharne
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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
The White Lion Inn — bus stop.
Go deeper on the local area
The full report breaks down crime, transport links, schools and air quality in depth.