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Get started67 Dillwyn Street is an end-of-terrace house in Llanelli (SA15 1BT). It has a recorded floor area of 96 m² (around 1033 sq ft), construction records dating it to before 1900 and council tax band B. The latest certificate (June 2021) shows a D (score 58), a step below the typical UK home. When first surveyed in January 2014 the rating was F, the property has climbed 2 bands since. Between certificates, roof efficiency went from Very Poor to Good, hot-water efficiency went from Poor to Good and lighting went from Good to Very Good. The recommended improvements would lift it to B (score 82), a 2-band jump.
Sale prices here have outpaced England HPI: 2.4% per year against 0% for the wider region. Today's modelled estimate of £139,000 sits 73.8% above the 2021 sale of £80,000. On a £-per-square-foot basis, the last sale (£77/sq ft) was about 16.7% above the typical sold price in the postcode. At 96 m² it's 24.7% larger than the typical home in the postcode (77 m² median across 47 EPCs). Most recent transfer: September 2021 at £80,000. That sale was during the post-pandemic price surge, when transactions cleared materially above pre-2020 trend.
Recommended upgrades on file would lift this property by multiple EPC bands.
The latest sale landed in the post-pandemic price surge — useful context when reading the figure.
£139,000
Modelled from EPC, postcode comparables and a sale-price growth of 2.4% per year over 18 years.
£80,000
Growth on file: 2.4% per year over 18 years.
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Detailed AI analysis
On years held, 67 Dillwyn Street runs well behind the street norm.
Price per m²
£833
Street avg £855
Floor Area
96 m²
Street avg 86 m²
Habitable Rooms
4 rooms
Street avg 5 rooms
Rail-style transport is unusually close for this postcode.
Crime
4/mo
Steady year-on-year across the wider district.
Nearest stop
0.1 km
Talbot Street — bus stop.
Changes detected from historical EPC data
Heating controls upgraded for better temperature management
Hot water system changed
Roof insulation improved
More low energy lighting installed
Heating controls changed
Hot water system upgraded
Loft insulation upgraded to recommended levels
Are we missing something? Tell us about home improvements to help adjust your valuation.
1 September 2021Most recent
£80,000
+53.8%over 18 years10 April 2003
£52,000
Median price across the last 5 sales in SA15 1BT: £95,000 (2025–2022).
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Every application and decision on record
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CO₂ Emissions
4.7 t/year
Street avg 4.2 t/year