14 Thomas Street, Llandeilo, SA19 6LB
About 14 Thomas Street
14 Thomas Street is a four-bedroom detached house in Llandeilo (SA19 6LB). It has a recorded floor area of 163 m² (around 1755 sq ft), construction records dating it to 1900-1929 and council tax band E. The latest certificate (September 2017) shows an F (score 30), near the bottom of the EPC scale. The recommended improvements would lift it to C (score 80), a 3-band jump. Other recorded features include notable views and a basement.
At 163 m² the property is well over the postcode median (103 m² across 11 EPCs), placing it in the larger end of the local stock. On energy efficiency it sits in the bottom 10% of properties in this postcode — significant headroom for improvement. Today's modelled estimate of £348,000 is 39.2% above the 2020 sale price. Last sale on file: £249,999 in May 2020.
Know exactly what you're buying at 14 Thomas Street
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
What this property has
Inside
- Bedrooms4
- Bathrooms2
- Dining roomYes
- EnsuiteYes
- BasementYes
Outside
- Private gardenYes
- Garagedetached
- Notable viewsYes
Building
- Central heatingYes
Energy performance
14 Thomas Street sits at the bottom of the postcode for energy efficiency — meaningful headroom to improve.
EPC Rating
Planning history
14 Thomas Street has no planning applications on record.
Notable planning nearby
4applications of note in the surrounding area
We flagged 1 thing worth checking at 14 Thomas Street
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
30-day money-back guarantee
Sales history & valuation
The latest sale landed in the post-pandemic price surge — useful context when reading the figure.
£348,000
Modelled from EPC, postcode comparables.
£249,999
Recorded with HM Land Registry.
Sales timeline
28 May 2020Most recent
£249,999
Median price across the last 5 sales in SA19 6LB: £190,000 (2024–2021).
Nearby sales in SA19 6LB
Everything we know about 14 Thomas Street, 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 Thomas Street homes
On floor area, 14 Thomas Street stands well clear of the street.
Price per m²
£1,534
Street avg £2,350
Floor Area
163 m²
Street avg 108 m²
Habitable Rooms
7 rooms
Street avg 6 rooms
CO₂ Emissions
15.0 t/year
Street avg 6.7 t/year
Similar properties nearby
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1 Johns Villas
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1 Brynawel Terrace
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1 Carmarthen Street
SA19 6AE
1 Clarendon Road
SA19 6LF
1 Heol Myrddin, Ffairfach
SA19 6PD
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
0.1 km
Llandeilo Rail Station — railway station.
Go deeper on the local area
The full report breaks down crime, transport links, schools and air quality in depth.