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Get started18 Bryntirion is a four-bedroom semi-detached house in Llanelli (SA15 3QD). It has a recorded floor area of 110 m² (around 1184 sq ft), construction records dating it to 2003-2006 and council tax band D. The latest certificate (December 2025) shows a C (score 79), near the top of the C band. The rating has held steady at C across 2 certificates since February 2010. Between certificates, roof efficiency went from Good to Very Good; while lighting dropped from Very Good to Good. The recommended improvements would push it to B (score 83). This certificate was lodged in the last six months, so the rating reflects current condition.
It hasn't traded since April 2011, a hold of 15 years that's notably long for the area. At 110 m² the property is well over the postcode median (65 m² across 59 EPCs), placing it in the larger end of the local stock. Sale prices here have lagged England HPI: -2.7% per year against 0% for the wider region. Today's modelled estimate of £244,000 sits 69.4% above the 2011 sale of £144,000. On a £-per-square-foot basis, the last sale (£122/sq ft) was about 24.3% below the postcode norm.
The EPC has just been inspected, so the rating reflects current condition.
18 Bryntirion changed hands twice within eighteen months — unusual for the area.
£244,000
Modelled from EPC, postcode comparables and a sale-price growth of -2.7% per year over 5 years.
£144,000
Growth on file: -2.7% per year over 5 years.
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On price per m², 18 Bryntirion runs well behind the street norm.
Price per m²
£1,309
Street avg £1,671
Floor Area
110 m²
Street avg 99 m²
Habitable Rooms
5 rooms
Street avg 6 rooms
Crime
4/mo
Steady year-on-year across the wider district.
Nearest stop
0.1 km
Bryntirion — bus stop.
Changes detected from historical EPC data
Heating controls changed
High performance glazing installed
Roof insulation improved
Are we missing something? Tell us about home improvements to help adjust your valuation.
27 April 2011Most recent
£144,000
-10.0%30 March 2011
£160,000
-3.0%over 4 years26 May 2006
£165,000
Median price across the last 5 sales in SA15 3QD: £100,000 (2025–2022).
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CO₂ Emissions
2.3 t/year
Street avg 2.6 t/year
SA15 3LL