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Get started20 Brynallt Terrace is a three-bedroom mid-terrace house in Llanelli (SA15 1NB). It has a recorded floor area of 93 m² (around 1001 sq ft), construction records dating it to 1900-1929 and council tax band B. Tenure is freehold. The latest certificate (June 2021) shows a C (score 70). When first surveyed in January 2014 the rating was D, the property has climbed 1 band since. Between certificates, window efficiency went from Average to Good; while roof efficiency dropped from Good to Average and lighting dropped from Very Good to Poor. The recommended improvements would push it to B (score 86).
Sale prices here have outpaced England HPI: 5.6% per year against 0.1% for the wider region. Today's modelled estimate of £128,000 is 25.5% above the 2025 sale price. On a £-per-square-foot basis, the last sale (£102/sq ft) was about 55.9% above the typical sold price in the postcode. Most recent transfer was September 2025 at £102,000 — fresh data. Its energy rating outperforms most of the postcode (better than 86% of similar EPCs).
Sale price has at least doubled since 2012.
£128,000
Modelled from EPC, postcode comparables and a sale-price growth of 5.6% per year over 13 years.
£102,000
Growth on file: 5.6% per year over 13 years.
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Detailed AI analysis
On years held, 20 Brynallt Terrace runs well behind the street norm.
Price per m²
£1,097
Street avg £939
Floor Area
93 m²
Street avg 90 m²
Habitable Rooms
4 rooms
Street avg 5 rooms
Crime
4/mo
Steady year-on-year across the wider district.
Nearest stop
0.1 km
Stebonheath School — bus stop.
Changes detected from historical EPC data
Heating controls upgraded for better temperature management
Low energy lighting percentage decreased
Heating controls upgraded for better temperature management
Window efficiency improved
Are we missing something? Tell us about home improvements to help adjust your valuation.
22 September 2025Most recent
£102,000
+107.3%over 13 years30 March 2012
£49,207
Median price across the last 5 sales in SA15 1NB: £120,000 (2025–2022).
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CO₂ Emissions
3.2 t/year
Street avg 5.3 t/year
SA15 1TN