18 Llandeilo Road, Upper Brynamman, Ammanford, SA18 1BA
About 18 Llandeilo Road
18 Llandeilo Road is a three-bedroom detached house in Upper Brynamman, Ammanford, Ammanford (SA18 1BA). It has a recorded floor area of 87 m² (around 936 sq ft), construction records dating it to 1930-1949 and council tax band C. The latest certificate (June 2023) shows a D (score 58), a step below the typical UK home. The rating has held steady at D across 2 certificates since December 2012. Between certificates, hot-water efficiency went from Average to Good, lighting went from Average to Very Good and main heating went from Average to Good. The recommended improvements would push it to C (score 80). Other recorded features include outbuildings.
Today's modelled estimate of £177,000 sits 50% above the 2023 sale of £118,000. On a £-per-square-foot basis, the last sale (£126/sq ft) was about 39.2% above the typical sold price in the postcode. At 87 m² it's 15.5% smaller than the typical home in the postcode (103 m² median across 36 EPCs). Sold December 2023 for £118,000.
Know exactly what you're buying at 18 Llandeilo Road
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
- Bedrooms3
- Bathrooms1
- Dining roomYes
- CloakroomYes
Outside
- Private gardenrear
- DrivewayYes
- OutbuildingsYes
Building
- Heating systemgas_fired
Energy performance
EPC Rating
Property Improvements
Changes detected from historical EPC data
Switched from oil to mains gas, reducing emissions and costs
Heating controls changed
Hot water efficiency improved
More low energy lighting installed
Planning history
18 Llandeilo Road has no planning applications on record.
Notable planning nearby
3applications of note in the surrounding area
We flagged 1 thing worth checking at 18 Llandeilo Road
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
18 Llandeilo Road valuation sits well clear of the typical sold price in this postcode.
£177,000
Modelled from EPC, postcode comparables.
£118,000
Recorded with HM Land Registry.
Sales timeline
12 December 2023Most recent
£118,000
Median price across the last 5 sales in SA18 1BA: £179,950 (2025–2021).
Nearby sales in SA18 1BA
29 Llandeilo Road, Upper Brynamman, Ammanford, SA18 1BA
Sold May 2025
£165,00025b, Llandeilo Road, Upper Brynamman, Ammanford, SA18 1BA
Sold Mar 2024
£355,00021 Llandeilo Road, Upper Brynamman, Ammanford, SA18 1BA
Sold Mar 2022
£179,95025 Llandeilo Road, Upper Brynamman, Ammanford, SA18 1BA
Sold Aug 2021
£240,0006 Llandeilo Road, Upper Brynamman, Ammanford, SA18 1BA
Sold Jan 2021
£157,500
Everything we know about 18 Llandeilo Road, 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 Llandeilo Road homes
Years Held for 18 Llandeilo Road lags the street by a wide margin.
Price per m²
£1,356
Street avg £1,001
Floor Area
87 m²
Street avg 126 m²
Habitable Rooms
5 rooms
Street avg 6 rooms
CO₂ Emissions
5.1 t/year
Street avg 6.1 t/year
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1 Brynlloi Road, Glanamman
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The neighbourhood at a glance
Crime
5/mo
Steady year-on-year across the wider district.
Nearest stop
0.0 km
Heol Gelynen — bus stop.
Go deeper on the local area
The full report breaks down crime, transport links, schools and air quality in depth.