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Get started30 Heol Gwermont is a two-bedroom mid-terrace house in Llansaint, Kidwelly, Kidwelly (SA17 5JA). It has a recorded floor area of 67 m² (around 721 sq ft), construction records dating it to before 1900 and council tax band B. The latest certificate (April 2021) shows an F (score 34), near the bottom of the EPC scale. When first surveyed in July 2010 the rating was G, the property has climbed 1 band since. Between certificates, window efficiency went from Average to Good, hot-water efficiency went from Very Poor to Poor and main heating went from Poor to Average. The recommended improvements would lift it to B (score 86), a 4-band jump. Main heating runs on dual fuel.
Sale prices here have outpaced England HPI: 3.4% per year against 0% for the wider region. Today's modelled estimate of £140,000 is 33.3% above the 2021 sale price. On a £-per-square-foot basis, the last sale (£146/sq ft) was about 41.5% above the typical sold price in the postcode. At 67 m² it's 23.9% smaller than the typical home in the postcode (88 m² median across 23 EPCs). Most recent transfer: November 2021 at £105,000. That sale was during the post-pandemic price surge, when transactions cleared materially above pre-2020 trend.
30 Heol Gwermont's carbon output runs well above what efficient homes in the postcode produce.
The latest sale landed in the post-pandemic price surge — useful context when reading the figure.
£140,000
Modelled from EPC, postcode comparables and a sale-price growth of 3.4% per year over 11 years.
£105,000
Growth on file: 3.4% per year over 11 years.
30 Heol Gwermont is notably below the street on floor area.
Price per m²
£1,567
Street avg £1,247
Floor Area
67 m²
Street avg 104 m²
Habitable Rooms
3 rooms
Street avg 5 rooms
Crime
5/mo
Steady year-on-year across the wider district.
Nearest stop
0.1 km
Llansaint Church — bus stop.
Changes detected from historical EPC data
Changed to a more efficient fuel source
Hot water efficiency improved
Window efficiency improved
Are we missing something? Tell us about home improvements to help adjust your valuation.
1 November 2021Most recent
£105,000
+44.8%over 10 years10 November 2010
£72,500
Median price across the last 5 sales in SA17 5JA: £190,000 (2025–2024).
CO₂ Emissions
7.3 t/year
Street avg 7.6 t/year
SA17 5AX
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