41 Llys Cilsaig, Dafen, Llanelli, SA14 8QT
About 41 Llys Cilsaig
41 Llys Cilsaig is a semi-detached house in Dafen, Llanelli, Llanelli (SA14 8QT). It has a recorded floor area of 68 m² (around 732 sq ft), construction records dating it to 1991-1995 and council tax band B. The latest certificate (December 2021) shows a C (score 69), just inside the C band. When first surveyed in July 2016 the rating was D, the property has climbed 1 band since. Between certificates, window efficiency went from Average to Good. The recommended improvements would push it to B (score 83).
One planning record on file: an extension approved in 2024. Past consents include an extension and partial demolition, meaningful when judging how the property has evolved. Across 1996–2024, sale prices on this property compounded at 4.6% per year. Today's modelled estimate of £174,000 is 24.3% above the 2024 sale price. On a £-per-square-foot basis, the last sale (£191/sq ft) was about 61.4% above the typical sold price in the postcode. At 68 m² it's 15.7% smaller than the typical home in the postcode (81 m² median across 35 EPCs). Most recent transfer: January 2024 at £140,000.
Energy performance
EPC Rating
Property Improvements
Changes detected from historical EPC data
Heating controls upgraded for better temperature management
Window efficiency improved
Planning history
Planning history includes recorded demolition works, indicating a major rebuild phase at this address.
- Sept 2024DemolitionFullIn report
Extension: Part single, part two storey
Demolition of existing garage and conservatory, two storey and single storey extensions to provide additional bedroom and living areas together with various internal alterations
Extension- Documents
- 12 docs on file
- Reference
- PL/08047
We flagged 1 thing worth checking at 41 Llys Cilsaig
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
41 Llys Cilsaig has more than tripled in price since its earliest registered sale in 1996.
£174,000
Modelled from EPC, postcode comparables and a sale-price growth of 4.6% per year over 28 years.
£140,000
Growth on file: 4.6% per year over 28 years.
Sales timeline
31 January 2024Most recent
£140,000
+259.0%over 22 years2 April 2001
£39,000
+2.6%over 2 years18 May 1998
£38,000
-7.3%over 1 year4 July 1996
£40,995
Median price across the last 5 sales in SA14 8QT: £147,000 (2025–2023).
Nearby sales in SA14 8QT
6 Llys Cilsaig, Dafen, Llanelli, SA14 8QT
Sold Aug 2025
£215,50062 Llys Cilsaig, Dafen, Llanelli, SA14 8QT
Sold Apr 2025
£130,0004 Llys Cilsaig, Dafen, Llanelli, SA14 8QT
Sold Dec 2024
£285,00063 Llys Cilsaig, Dafen, Llanelli, SA14 8QT
Sold Jan 2024
£147,00051 Llys Cilsaig, Dafen, Llanelli, SA14 8QT
Sold Jul 2023
£118,000
Versus other Llys Cilsaig homes
Years Held for 41 Llys Cilsaig lags the street by a wide margin.
Price per m²
£2,059
Street avg £1,630
Floor Area
68 m²
Street avg 83 m²
Habitable Rooms
3 rooms
Street avg 5 rooms
CO₂ Emissions
2.6 t/year
Street avg 3.3 t/year
Similar properties nearby
The neighbourhood at a glance
Crime
3/mo
Steady year-on-year across the wider district.
Nearest stop
0.1 km
Clos Cilsaig — bus stop.
Go deeper on the local area
The full report breaks down crime, transport links, schools and air quality in depth.







