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Get started6 Is Y Llan is a three-bedroom semi-detached house in Llanddarog, Carmarthen, Carmarthen (SA32 8NX). It has a recorded floor area of 78 m² (around 840 sq ft), construction records dating it to 1950-1966 and council tax band C. The latest certificate (November 2018) shows an E (score 42), well below the UK norm with real room to improve. The recommended improvements would lift it to B (score 84), a 3-band jump. Main heating runs on oil. Other recorded features include notable views. It has already been extended once and our model flags further extension potential, a sign of buyer flexibility.
Sale prices here have outpaced England HPI: 14.5% per year against 0% for the wider region. On a £-per-square-foot basis, the last sale (£255/sq ft) was about 131% above the typical sold price in the postcode. Most recent transfer was February 2025 at £214,000 — fresh data. 2 planning records sit against the property, 2 approved, 0 refused. Past consents include an extension, meaningful when judging how the property has evolved.
6 Is Y Llan's carbon output runs well above what efficient homes in the postcode produce.
6 Is Y Llan has an approved single-storey side extension on the planning record.
Extension: Single storey · Side of property
Proposed single storey side extension
Latest sale on 6 Is Y Llan was the highest on Land Registry record across the postcode.
£219,000
Modelled from EPC, postcode comparables and a sale-price growth of 14.5% per year over 6 years.
£214,000
Growth on file: 14.5% per year over 6 years.
On price per m², 6 Is Y Llan stands well clear of the street.
Price per m²
£2,744
Street avg £1,328
Floor Area
78 m²
Street avg 85 m²
Habitable Rooms
4 rooms
Street avg 5 rooms
Crime
3/mo
Steady year-on-year across the wider district.
Nearest stop
0.1 km
Is-y-Llan — bus stop.
Extension: Rear of property
Double Storey Extension at rear of dwelling, and Domestic Garage in Rear Garden
7 February 2025Most recent
£214,000
+125.3%over 5 years8 February 2019
£95,000
Median price across the last 5 sales in SA32 8NX: £180,000 (2025–2021).
CO₂ Emissions
6.6 t/year
Street avg 6.1 t/year
SA32 8JF
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