26a, Carmarthen Street, Llandeilo, SA19 6AN
About 26a
26a is a mid-terrace house in Llandeilo (SA19 6AN). It has a recorded floor area of 64 m² (around 689 sq ft), construction records dating it to before 1900 and council tax band A. The latest certificate (August 2019) shows an E (score 47), well below the UK norm with real room to improve. When first surveyed in November 2011 the rating was F, the property has climbed 1 band since. Between certificates, wall efficiency went from Very Poor to Poor, roof efficiency went from Very Poor to Good and lighting went from Poor to Very Good; while window efficiency dropped from Good to Average. The recommended improvements would lift it to B (score 87), a 3-band jump. Main heating runs on electricity.
At 64 m² it sits well below the postcode median (191 m² across 6 EPCs), making it one of the more compact homes locally. It lags the bulk of the postcode on energy efficiency (less efficient than 83% of similar EPCs).
Know exactly what you're buying at 26a
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
Recommended upgrades on file would lift this property by multiple EPC bands.
EPC Rating
Property Improvements
Changes detected from historical EPC data
Heating controls upgraded for better temperature management
Wall insulation improved
Loft insulation installed or upgraded to 250mm+
Floor insulation added or improved
More low energy lighting installed
Planning history
26a has no planning applications on record.
Notable planning nearby
4applications of note in the surrounding area
We flagged 1 thing worth checking at 26a
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
26a has no Land Registry sales on file, suggesting it has stayed in the same hands since registration began.
£122,000
Modelled from EPC, postcode comparables.
No sales recorded with HM Land Registry
That can mean the property has never traded since the registry began publishing in 1995, was a new build that hasn't been registered yet, or is held in the same hands long-term.
Median price across the last 5 sales in SA19 6AN: £139,950 (2021–2005).
Nearby sales in SA19 6AN
South Bank, Cambrian Cottage, Carmarthen Street, Llandeilo, SA19 6AN
Sold Oct 2021
£110,00024 Carmarthen Street, Llandeilo, SA19 6AN
Sold Feb 2018
£163,00026 Carmarthen Street, Llandeilo, SA19 6AN
Sold Aug 2011
£165,00022a, Carmarthen Street, Llandeilo, SA19 6AN
Sold Dec 2002
£135,00028 Carmarthen Street, Llandeilo, SA19 6AN
Sold Dec 2000
£35,000
Everything we know about 26a, 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 Carmarthen Street homes
26a is notably below the street on epc rating.
EPC Rating
47 (E)
Street avg 62 (D)
Floor Area
64 m²
Street avg 188 m²
CO₂ Emissions
4.1 t/year
Street avg 8.0 t/year
Habitable Rooms
3 rooms
Street avg 6 rooms
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
0.1 km
Llandeilo Old Market — bus stop.
Go deeper on the local area
The full report breaks down crime, transport links, schools and air quality in depth.