20 Heol Y Garreg Las, Llandeilo, SA19 6ED
About 20 Heol Y Garreg Las
20 Heol Y Garreg Las is a semi-detached house in Llandeilo (SA19 6ED). It has a recorded floor area of 75 m² (around 807 sq ft), construction records dating it to 1967-1975 and council tax band B. The latest certificate (September 2025) shows a D (score 65), on the cusp of jumping into the C band. The rating has held steady at D across 2 certificates since April 2012. Between certificates, roof efficiency went from Average to Good and lighting went from Average to Good; while window efficiency dropped from Good to Average. The recommended improvements would push it to C (score 76).
Held since June 2005 — that's 21 years off the open market, well above the local norm. Today's modelled estimate of £149,000 sits 56.8% above the 2005 sale of £95,000.
Know exactly what you're buying at 20 Heol Y Garreg Las
Before you offer, see what the listing won't tell you, the true value, the red flags and the full history.
Already flagged here
Launch offer · save £5
Valuation
against the asking price
Risks
planning & flood
Sold prices
similar homes nearby
Trends
the local market
Energy performance
EPC Rating
Property Improvements
Changes detected from historical EPC data
Loft insulation upgraded to recommended levels
More low energy lighting installed
Planning history
20 Heol Y Garreg Las has no planning applications on record.
Notable planning nearby
4applications of note in the surrounding area
We flagged 1 thing worth checking at 20 Heol Y Garreg Las
Independent checks surfaced things a buyer would want to understand before offering. The report explains each one in full, with the underlying data and what to ask.
- Larger development activity nearby
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Sales history & valuation
£149,000
Modelled from EPC, postcode comparables.
£95,000
Recorded with HM Land Registry.
Sales timeline
20 June 2005Most recent
£95,000
Median price across the last 5 sales in SA19 6ED: £137,500 (2025–2016).
Nearby sales in SA19 6ED
28 Heol Y Garreg Las, Llandeilo, SA19 6ED
Sold Feb 2025
£137,50064 Heol Y Garreg Las, Llandeilo, SA19 6ED
Sold Apr 2021
£138,00054 Heol Y Garreg Las, Llandeilo, SA19 6ED
Sold Dec 2019
£112,00018 Heol Y Garreg Las, Llandeilo, SA19 6ED
Sold Sept 2017
£155,50050 Heol Y Garreg Las, Llandeilo, SA19 6ED
Sold Mar 2016
£112,000
Everything we know about 20 Heol Y Garreg Las, in one report
What it's really worth, what could be wrong, and the planning, sales and area data in full.
What we flagged
- Larger development activity nearby
Versus other Heol Y Garreg Las homes
On years held, 20 Heol Y Garreg Las stands well clear of the street.
Price per m²
£1,267
Street avg £1,351
Floor Area
75 m²
Street avg 91 m²
Habitable Rooms
1 rooms
Street avg 5 rooms
CO₂ Emissions
3.0 t/year
Street avg 4.4 t/year
Similar properties nearby
The neighbourhood at a glance
Rail-style transport is unusually close for this postcode.
Crime
2/mo
Steady year-on-year across the wider district.
Nearest stop
0.2 km
Ysgol Ganradd Llandeilo — bus stop.
Go deeper on the local area
The full report breaks down crime, transport links, schools and air quality in depth.