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Get started19 Caswell Street is a semi-detached house in Llanelli (SA15 1BS). It has a recorded floor area of 66 m² (around 710 sq ft), construction records dating it to 1950-1966 and council tax band C. The latest certificate (May 2013) shows an F (score 35), near the bottom of the EPC scale. The recommended improvements would lift it to B (score 85), a 4-band jump. The latest certificate is from May 2013, so improvements made since then won't be reflected.
Sale prices here have outpaced England HPI: 5.9% per year against 0% for the wider region. Today's modelled estimate of £177,000 is 47.5% above the 2018 sale price. On a £-per-square-foot basis, the last sale (£169/sq ft) was about 111.6% above the typical sold price in the postcode. At 66 m² it sits well below the postcode median (105 m² across 21 EPCs), making it one of the more compact homes locally. On energy efficiency it sits in the bottom 10% of properties in this postcode — significant headroom for improvement. On the market in February 2018 and unlisted since — roughly 8 years.
19 Caswell Street sits at the bottom of the postcode for energy efficiency — meaningful headroom to improve.
This certificate is over 10 years old and is no longer valid.Expired 21 May 2023
19 Caswell Street has more than doubled in price since the earliest registered sale in 1999.
£177,000
Modelled from EPC, postcode comparables and a sale-price growth of 5.9% per year over 18 years.
£120,000
Growth on file: 5.9% per year over 18 years.
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19 Caswell Street is notably below the street on epc rating.
Price per m²
£1,818
Street avg £937
Floor Area
66 m²
Street avg 113 m²
Habitable Rooms
4 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
Tyisha Road — bus stop.
2 February 2018Most recent
£120,000
+51.9%over 4 years18 July 2013
£79,000
+85.9%over 13 years3 December 1999
£42,500
Median price across the last 5 sales in SA15 1BS: £80,000 (2025–2017).
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Street avg 5 rooms
CO₂ Emissions
5.9 t/year
Street avg 6.1 t/year