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Get started9 Heol Tregwyr is a detached house in Llansaint, Kidwelly, Kidwelly (SA17 5JF). It has a recorded floor area of 71 m² (around 764 sq ft), construction records dating it to before 1900 and council tax band C. The latest certificate (October 2025) shows an F (score 38), near the bottom of the EPC scale. Earlier certificates rated it E (October 2021); the latest reading is one band lower. Between certificates, roof efficiency went from Good to Very Good; while window efficiency dropped from Good to Poor and hot-water efficiency dropped from Average to Very Poor. The recommended improvements would lift it to C (score 76), a 3-band jump. Main heating runs on oil.
Today's modelled estimate of £176,000 sits 60% above the 2021 sale of £110,000. On a £-per-square-foot basis, the last sale (£144/sq ft) was about 364.6% above the typical sold price in the postcode. Sold November 2021 for £110,000. That sale was during the post-pandemic price surge, when transactions cleared materially above pre-2020 trend.
9 Heol Tregwyr'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.
£176,000
Modelled from EPC, postcode comparables.
£110,000
Recorded with HM Land Registry.
On price per m², 9 Heol Tregwyr stands well clear of the street.
Price per m²
£1,549
Street avg £442
Floor Area
71 m²
Street avg 81 m²
Habitable Rooms
3 rooms
Street avg 3 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
Heating controls changed
Hot water system changed
Roof insulation improved
Low energy lighting percentage decreased
Are we missing something? Tell us about home improvements to help adjust your valuation.
24 November 2021Most recent
£110,000
Median price across the last 4 sales in SA17 5JF: £35,500 (2016–1999).
CO₂ Emissions
6.0 t/year
Street avg 5.1 t/year
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