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Get startedThe Barn is a four-bedroom detached house in Llanelli (SA15 1QD). It has a recorded floor area of 135 m² (around 1453 sq ft), construction records dating it to before 1900 and council tax band E. The latest certificate (August 2020) shows an E (score 47), well below the UK norm with real room to improve. Earlier certificates rated it D (July 2010); the latest reading is one band lower. Between certificates, window efficiency went from Average to Good and lighting went from Very Poor to Average; while wall efficiency dropped from Good to Very Poor and roof efficiency dropped from Good to Very Poor. The recommended improvements would lift it to B (score 85), a 3-band jump. Other recorded features include outbuildings.
Sale prices here have outpaced England HPI: 3% per year against 0% for the wider region. Today's modelled estimate of £314,000 is 31.4% above the 2020 sale price. On a £-per-square-foot basis, the last sale (£164/sq ft) was about 119.9% above the typical sold price in the postcode. At 135 m² it's 18.9% larger than the typical home in the postcode (114 m² median across 28 EPCs). It lags the bulk of the postcode on energy efficiency (less efficient than 71% of similar EPCs). Last sale on file: £239,000 in November 2020.
The Barn's carbon output runs well above what efficient homes in the postcode produce.
The latest sale landed in the post-pandemic price surge — useful context when reading the figure.
£314,000
Modelled from EPC, postcode comparables and a sale-price growth of 3.0% per year over 18 years.
£239,000
Growth on file: 3.0% per year over 18 years.
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The Barn outperforms the street on price per m² by a wide margin.
Price per m²
£1,770
Street avg £858
Floor Area
135 m²
Street avg 121 m²
Habitable Rooms
6 rooms
Crime
4/mo
Steady year-on-year across the wider district.
Nearest stop
0.1 km
Capel-Isaf — bus stop.
Changes detected from historical EPC data
Heating controls upgraded for better temperature management
Glazing upgraded to newer, more efficient type
More low energy lighting installed
Are we missing something? Tell us about home improvements to help adjust your valuation.
13 November 2020Most recent
£239,000
+23.5%over 3 years6 January 2017
£193,445
+36.2%over 13 years23 April 2003
£142,000
Median price across the last 5 sales in SA15 1QD: £110,000 (2023–2020).
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Street avg 6 rooms
CO₂ Emissions
8.8 t/year
Street avg 6.0 t/year
SA15 1SN