1 Duncan Street, Laugharne, Carmarthen, SA33 4SW
About 1 Duncan Street
1 Duncan Street is a mid-terrace house in Laugharne, Carmarthen, Carmarthen (SA33 4SW). It has a recorded floor area of 134 m² (around 1447 sq ft) and construction records dating it to before 1900. The latest certificate (October 2009) shows an F (score 33), near the bottom of the EPC scale. Main heating runs on oil. The latest certificate is from October 2009, so improvements made since then won't be reflected.
At 134 m² the property is well over the postcode median (59 m² across 7 EPCs), placing it in the larger end of the local stock. It lags the bulk of the postcode on energy efficiency (less efficient than 86% of similar EPCs). Most recent transfer: November 2022 at £335,000. Across the public record there are 6 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. Across 2000–2022, sale prices on this property compounded at 10.1% per year.
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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
1 Duncan Street's carbon output runs well above what efficient homes in the postcode produce.
EPC Expired
This certificate is over 10 years old and is no longer valid.Expired 13 Oct 2019
EPC Rating
Planning history
1 Duncan Street has no planning applications on record.
Notable planning nearby
3applications of note in the surrounding area
We flagged 1 thing worth checking at 1 Duncan Street
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
Price for 1 Duncan Street has grown more than fourfold since the 2000 starting point.
£363,000
Modelled from EPC, postcode comparables and a sale-price growth of 10.1% per year over 23 years.
£335,000
Growth on file: 10.1% per year over 23 years.
Sales timeline
14 November 2022Most recent
£335,000
+4.7%over 12 years23 May 2010
£320,000
+14.3%over 2 years29 May 2007
£280,000
+12.0%over 1 year16 October 2005
£250,000
+354.5%over 3 years15 September 2002
£55,000
+44.7%over 2 years30 March 2000
£38,000
Median price across the last 2 sales in SA33 4SW: £150,000 (2010–2002).
Nearby sales in SA33 4SW
Everything we know about 1 Duncan Street, 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 Duncan Street homes
EPC Rating
33 (F)
Street avg 30 (F)
Floor Area
134 m²
Street avg 154 m²
CO₂ Emissions
12.0 t/year
Street avg 12.8 t/year
Habitable Rooms
6 rooms
Street avg 6 rooms
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1 2 Kington Gardens, King Street, Laugharne
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1 Clifton 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
Brown`s Hotel — bus stop.
Go deeper on the local area
The full report breaks down crime, transport links, schools and air quality in depth.