4 Arthur Street, Ammanford, SA18 2DR
About 4 Arthur Street
4 Arthur Street is a semi-detached house in Ammanford (SA18 2DR). It has a recorded floor area of 127 m² (around 1367 sq ft), construction records dating it to 1900-1929 and council tax band B. The latest certificate (March 2025) shows a C (score 69), just inside the C band. When first surveyed in November 2012 the rating was E, the property has climbed 2 bands since. Between certificates, window efficiency went from Average to Good and hot-water efficiency went from Very Poor to Good. The recommended improvements would push it to B (score 84).
At 127 m² the property is well over the postcode median (91 m² across 43 EPCs), placing it in the larger end of the local stock. Across 2014–2019, sale prices on this property compounded at 6.8% per year. Today's modelled estimate of £194,000 sits 57.7% above the 2019 sale of £123,000. Last sale on file: £123,000 in January 2019.
Know exactly what you're buying at 4 Arthur 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
Energy performance
EPC Rating
Property Improvements
Changes detected from historical EPC data
Heating controls upgraded for better temperature management
Hot water system upgraded
Roof insulation improved
Low energy lighting percentage decreased
Window efficiency improved
More low energy lighting installed
Planning history
4 Arthur Street has no planning applications on record.
Notable planning nearby
3applications of note in the surrounding area
We flagged 1 thing worth checking at 4 Arthur 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
4 Arthur Street valuation sits well clear of the typical sold price in this postcode.
£194,000
Modelled from EPC, postcode comparables and a sale-price growth of 6.8% per year over 4 years.
£123,000
Growth on file: 6.8% per year over 4 years.
Sales timeline
28 January 2019Most recent
£123,000
+33.7%over 4 years31 August 2014
£92,000
Median price across the last 5 sales in SA18 2DR: £154,000 (2025–2023).
Nearby sales in SA18 2DR
Everything we know about 4 Arthur 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 Arthur Street homes
4 Arthur Street outperforms the street on floor area by a wide margin.
Price per m²
£969
Street avg £1,345
Floor Area
127 m²
Street avg 94 m²
Habitable Rooms
6 rooms
Street avg 5 rooms
CO₂ Emissions
4.4 t/year
Street avg 3.9 t/year
Similar properties nearby
1 Caeffynnon Road, Llandybie
SA18 2TH
1 Clos Yr Afon
SA18 2GF
1 Cennen Terrace, Derwydd Road
SA18 2LX
1 Church Street
SA18 2NR
1 Bankyfelin, Llandybie
SA18 2TE
1 Argoed Cottages, Argoed Road
SA18 2PP
1 Colonel Road, Betws
SA18 2HB
1 Derwen Fawr, Llandybie
SA18 2UY
The neighbourhood at a glance
Rail-style transport is unusually close for this postcode.
Crime
5/mo
Steady year-on-year across the wider district.
Nearest stop
0.1 km
Old Road — bus stop.
Go deeper on the local area
The full report breaks down crime, transport links, schools and air quality in depth.