18a, New Road, Upper Brynamman, Ammanford, SA18 1AG
About 18a
18a is a detached house in Upper Brynamman, Ammanford, Ammanford (SA18 1AG). It has a recorded floor area of 86 m² (around 926 sq ft), construction records dating it to 1967-1975 and council tax band C. The latest certificate (July 2021) shows a D (score 66), on the cusp of jumping into the C band. When first surveyed in February 2017 the rating was E, the property has climbed 1 band since. Between certificates, lighting went from Average to Very Good. The recommended improvements would push it to C (score 79). Main heating runs on oil.
Untraded for 22 years, with the last transfer in January 2004. Today's modelled estimate of £231,000 sits 143.2% above the 2004 sale of £95,000. On a £-per-square-foot basis, the last sale (£103/sq ft) was about 27.7% above the typical sold price in the postcode.
Know exactly what you're buying at 18a
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
More low energy lighting installed
Planning history
18a has no planning applications on record.
Notable planning nearby
3applications of note in the surrounding area
We flagged 1 thing worth checking at 18a
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
18a valuation sits well clear of the typical sold price in this postcode.
£231,000
Modelled from EPC, postcode comparables.
£95,000
Recorded with HM Land Registry.
Sales timeline
23 January 2004Most recent
£95,000
Median price across the last 5 sales in SA18 1AG: £97,000 (2022–2013).
Nearby sales in SA18 1AG
71 New Road, Upper Brynamman, Ammanford, SA18 1AG
Sold Jan 2022
£210,00167 New Road, Upper Brynamman, Ammanford, SA18 1AG
Sold May 2019
£93,00010 New Road, Upper Brynamman, Ammanford, SA18 1AG
Sold Jun 2014
£97,00012 New Road, Upper Brynamman, Ammanford, SA18 1AG
Sold Mar 2014
£137,45018 New Road, Upper Brynamman, Ammanford, SA18 1AG
Sold Sept 2013
£62,000
Everything we know about 18a, 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 New Road homes
18a outperforms the street on years held by a wide margin.
Price per m²
£1,105
Street avg £1,108
Floor Area
86 m²
Street avg 102 m²
Habitable Rooms
5 rooms
Street avg 5 rooms
CO₂ Emissions
3.9 t/year
Street avg 5.9 t/year
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The neighbourhood at a glance
Crime
5/mo
Steady year-on-year across the wider district.
Nearest stop
0.1 km
Moriah Church — bus stop.
Go deeper on the local area
The full report breaks down crime, transport links, schools and air quality in depth.