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Get started23 Christopher Street is a two-bedroom end-of-terrace house in Llanelli (SA15 1DF). It has a recorded floor area of 87 m² (around 936 sq ft), construction records dating it to before 1900 and council tax band B. The latest certificate (June 2017) shows a D (score 61), on the cusp of jumping into the C band. The rating has held steady at D across 3 certificates since October 2008. Between certificates, roof efficiency went from Poor to Good and lighting went from Poor to Very Good; while wall efficiency dropped from Poor to Very Poor. The recommended improvements would lift it to B (score 86), a 2-band jump. Other recorded features include a loft.
Sale prices here have outpaced England HPI: 2.8% per year against 0% for the wider region. Today's modelled estimate of £124,000 sits 63.2% above the 2021 sale of £76,000. On a £-per-square-foot basis, the last sale (£81/sq ft) was about 21% above the typical sold price in the postcode. Last sale on file: £76,000 in October 2021. 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.
£124,000
Modelled from EPC, postcode comparables and a sale-price growth of 2.8% per year over 20 years.
£76,000
Growth on file: 2.8% per year over 20 years.
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Detailed AI analysis
On habitable rooms, 23 Christopher Street runs well behind the street norm.
Price per m²
£874
Street avg £882
Floor Area
87 m²
Street avg 97 m²
Habitable Rooms
3 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
0.0 km
Talbot Street — bus stop.
Changes detected from historical EPC data
Heating controls changed
Glazing upgraded to newer, more efficient type
Roof insulation improved
More low energy lighting installed
Are we missing something? Tell us about home improvements to help adjust your valuation.
22 October 2021Most recent
£76,000
+76.7%over 20 years25 May 2001
£43,000
Median price across the last 5 sales in SA15 1DF: £86,000 (2025–2021).
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CO₂ Emissions
4.4 t/year
Street avg 4.8 t/year
SA15 1LP