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Get started31 Coldstream Street is a mid-terrace house in Llanelli (SA15 3BG). It has a recorded floor area of 165 m² (around 1776 sq ft), construction records dating it to 1900-1929 and council tax band C. The latest certificate (March 2019) shows an E (score 39), well below the UK norm with real room to improve. When first surveyed in November 2013 the rating was F, the property has climbed 1 band since. Between certificates, window efficiency went from Very Poor to Average, hot-water efficiency went from Very Poor to Good and lighting went from Poor to Average. The recommended improvements would lift it to C (score 72), a 2-band jump.
At 165 m² the property is well over the postcode median (113 m² across 20 EPCs), placing it in the larger end of the local stock. Sale prices here have lagged England HPI: -0.4% per year against 0.9% for the wider region. On a £-per-square-foot basis, the last sale (£108/sq ft) was about 43.7% above the typical sold price in the postcode. Most recent transfer was October 2025 at £192,000 — fresh data.
31 Coldstream Street's carbon output runs well above what efficient homes in the postcode produce.
31 Coldstream Street valuation sits well clear of the typical sold price in this postcode.
£207,000
Modelled from EPC, postcode comparables and a sale-price growth of -0.4% per year over 2 years.
£192,000
Growth on file: -0.4% per year over 2 years.
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Detailed AI analysis
31 Coldstream Street is notably below the street on years held.
Price per m²
£1,164
Street avg £916
Floor Area
165 m²
Street avg 120 m²
Habitable Rooms
8 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
Hot water system upgraded
Single glazing replaced with double or better glazing
More low energy lighting installed
Are we missing something? Tell us about home improvements to help adjust your valuation.
22 October 2025Most recent
£192,000
-0.8%over 2 years17 August 2023
£193,500
Median price across the last 5 sales in SA15 3BG: £172,000 (2025–2021).
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Street avg 6 rooms
CO₂ Emissions
13.0 t/year
Street avg 6.4 t/year