66 Lon Hafren, St Clears, Carmarthen, SA33 4BU
About 66 Lon Hafren
66 Lon Hafren is a semi-detached house in St. Clears, Carmarthen, Carmarthen (SA33 4BU). It has a recorded floor area of 107 m² (around 1152 sq ft), construction records dating it to 1950-1966 and council tax band C. The latest certificate (February 2017) shows an E (score 54), well below the UK norm with real room to improve. The recommended improvements would lift it to B (score 81), a 3-band jump.
At 107 m² it's 16.3% larger than the typical home in the postcode (92 m² median across 31 EPCs). On energy efficiency it sits in the bottom 10% of properties in this postcode — significant headroom for improvement. Across 2017–2022, sale prices on this property compounded at 10.3% per year. On a £-per-square-foot basis, the last sale (£161/sq ft) was about 44.4% above the typical sold price in the postcode. Sold December 2022 for £185,000. That sale was during the post-pandemic price surge, when transactions cleared materially above pre-2020 trend.
Know exactly what you're buying at 66 Lon Hafren
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
66 Lon Hafren sits at the bottom of the postcode for energy efficiency — meaningful headroom to improve.
EPC Rating
Planning history
66 Lon Hafren has no planning applications on record.
Notable planning nearby
3applications of note in the surrounding area
We flagged 1 thing worth checking at 66 Lon Hafren
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
Latest sale on 66 Lon Hafren was the highest on Land Registry record across the postcode.
£200,000
Modelled from EPC, postcode comparables and a sale-price growth of 10.3% per year over 5 years.
£185,000
Growth on file: 10.3% per year over 5 years.
Sales timeline
16 December 2022Most recent
£185,000
+68.2%over 5 years3 September 2017
£110,000
Median price across the last 5 sales in SA33 4BU: £146,000 (2025–2021).
Nearby sales in SA33 4BU
42 Lon Hafren, St Clears, Carmarthen, SA33 4BU
Sold Oct 2025
£150,00050 Lon Hafren, St Clears, Carmarthen, SA33 4BU
Sold Sept 2024
£146,00044 Lon Hafren, St Clears, Carmarthen, SA33 4BU
Sold Jul 2022
£122,50046 Lon Hafren, St Clears, Carmarthen, SA33 4BU
Sold Jul 2021
£150,00040 Lon Hafren, St Clears, Carmarthen, SA33 4BU
Sold Mar 2021
£128,000
Everything we know about 66 Lon Hafren, 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 Hafren homes
66 Lon Hafren is notably below the street on co₂ emissions.
Price per m²
£1,729
Street avg £1,328
Floor Area
107 m²
Street avg 82 m²
Habitable Rooms
7 rooms
Street avg 5 rooms
CO₂ Emissions
6.3 t/year
Street avg 3.7 t/year
Similar properties nearby
1 Balmoral, Pendine
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1 Clifton Street, Laugharne
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1 Broadway Lodge, Broadway, Laugharne
SA33 4NT
1 Britannia, Tenby Road, St Clears
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1 Cae Gwyrdd, St Clears
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1 Castle Cottages, Victoria Street, Laugharne
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The neighbourhood at a glance
Crime
4/mo
Steady year-on-year across the wider district.
Nearest stop
0.1 km
Lon Hafren — bus stop.
Go deeper on the local area
The full report breaks down crime, transport links, schools and air quality in depth.