Flat 1, 2 Carmarthen Street, Llandeilo, SA19 6AE
About Flat 1
Flat 1 is an end-of-terrace house in Llandeilo (SA19 6AE). It has a recorded floor area of 69 m² (around 743 sq ft), construction records dating it to before 1900 and council tax band A. At 69 m² this is the 4th smallest of 6 units on EPC record in the building, where floor areas span 28–75 m². The building's EPC ratings span E to C, with this unit at the top. On EPC score it ranks first in the building (75 versus a worst of 41). The latest certificate (February 2021) shows a C (score 75), near the top of the C band. When first surveyed in May 2010 the rating was E, the property has climbed 2 bands since. Between certificates, wall efficiency went from Very Poor to Poor, window efficiency went from Average to Good and hot-water efficiency went from Very Poor to Good.
Its energy rating outperforms most of the postcode (better than 82% of similar EPCs).
Know exactly what you're buying at Flat 1
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
Wall insulation improved
Heating controls upgraded for better temperature management
Upgraded to gas central heating
Connected to mains gas supply
Heating controls upgraded for better temperature management
Hot water system upgraded
Window efficiency improved
Wall insulation improved
Planning history
Flat 1 has no planning applications on record.
Notable planning nearby
4applications of note in the surrounding area
We flagged 1 thing worth checking at Flat 1
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
Flat 1 has no Land Registry sales on file, suggesting it has stayed in the same hands since registration began.
£125,000
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 6AE: £166,000 (2025–2021).
Nearby sales in SA19 6AE
1 Carmarthen Street, Llandeilo, SA19 6AE
Sold Apr 2025
£230,00013 Carmarthen Street, Llandeilo, SA19 6AE
Sold Dec 2023
£166,0003a, Carmarthen Street, Llandeilo, SA19 6AE
Sold Dec 2023
£250,0007a, Carmarthen Street, Llandeilo, SA19 6AE
Sold Jan 2021
£140,00016 Carmarthen Street, Llandeilo, SA19 6AE
Sold Jan 2021
£240,000
Everything we know about Flat 1, 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
EPC Rating for Flat 1 runs comfortably ahead of the street norm.
EPC Rating
75 (C)
Street avg 64 (D)
Floor Area
69 m²
Street avg 67 m²
CO₂ Emissions
2.1 t/year
Street avg 3.2 t/year
Habitable Rooms
3 rooms
Street avg 4 rooms
Similar properties nearby
Flat 2, 2 Carmarthen Street
SA19 6AE
Flat 1, 4 King Street
SA19 6BA
Flat 2, 4 King Street
SA19 6BA
Flat 2, 69 Rhosmaen Street
SA19 6LW
Flat 2, 3 Market Street
SA19 6AH
Flat 2, 1 Crescent Road
SA19 6HL
Flat 1, 3 Market Street
SA19 6AH
64a, Flat 2, Rhosmaen Street
SA19 6EN
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
King Street — bus stop.
Go deeper on the local area
The full report breaks down crime, transport links, schools and air quality in depth.