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Get started21 Coldstream Street is a three-bedroom mid-terrace house in Llanelli (SA15 3BG). It has a recorded floor area of 108 m² (around 1163 sq ft), construction records dating it to before 1900 and council tax band C. Tenure is freehold. The latest certificate (August 2023) shows a D (score 62), on the cusp of jumping into the C band. When first surveyed in January 2010 the rating was E, the property has climbed 1 band since. Between certificates, hot-water efficiency went from Average to Good, lighting went from Average to Very Good and main heating went from Average to Good. The recommended improvements would lift it to B (score 84), a 2-band jump.
Sale prices here have outpaced England HPI: 5.4% per year against 0% for the wider region. On a £-per-square-foot basis, the last sale (£148/sq ft) was about 91.5% above the typical sold price in the postcode. It changed hands recently, sold December 2024 for £172,000.
Recommended upgrades on file would lift this property by multiple EPC bands.
21 Coldstream Street has more than tripled in price since its earliest registered sale in 2000.
£187,000
Modelled from EPC, postcode comparables and a sale-price growth of 5.4% per year over 25 years.
£172,000
Growth on file: 5.4% per year over 25 years.
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Detailed AI analysis
On price per m², 21 Coldstream Street stands well clear of the street.
Price per m²
£1,593
Street avg £888
Floor Area
108 m²
Street avg 123 m²
Habitable Rooms
6 rooms
Crime
4/mo
Steady year-on-year across the wider district.
Nearest stop
0.1 km
West End — bus stop.
Changes detected from historical EPC data
Heating controls upgraded for better temperature management
More low energy lighting installed
Heating controls upgraded for better temperature management
Hot water efficiency improved
Are we missing something? Tell us about home improvements to help adjust your valuation.
13 December 2024Most recent
£172,000
+68.6%over 11 years15 November 2013
£102,000
+117.0%over 13 years10 March 2000
£47,000
Median price across the last 5 sales in SA15 3BG: £192,000 (2025–2021).
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Street avg 6 rooms
CO₂ Emissions
5.1 t/year
Street avg 6.8 t/year
SA15 3RW