25 New Road, Gwaun Cae Gurwen, Ammanford, SA18 1UN
About 25 New Road
25 New Road is a semi-detached house in Gwaun Cae Gurwen, Ammanford, Ammanford (SA18 1UN). It has a recorded floor area of 90 m² (around 969 sq ft), construction records dating it to 1900-1929 and council tax band A. The latest certificate (July 2023) shows an F (score 37), near the bottom of the EPC scale. When first surveyed in February 2015 the rating was G, the property has climbed 1 band since. Between certificates, wall efficiency went from Very Poor to Poor and hot-water efficiency went from Very Poor to Average; while window efficiency dropped from Good to Average. The recommended improvements would lift it to D (score 67), a 2-band jump. Main heating runs on oil.
Across 2015–2021, sale prices on this property compounded at 15.7% per year. Today's modelled estimate of £157,000 is 24.6% above the 2021 sale price. On a £-per-square-foot basis, the last sale (£130/sq ft) was about 31% above the typical sold price in the postcode. At 90 m² it's 25.6% smaller than the typical home in the postcode (121 m² median across 20 EPCs). Most recent transfer: April 2021 at £126,000. That sale was during the post-pandemic price surge, when transactions cleared materially above pre-2020 trend. One historical planning record sits against the property in 2018.
Know exactly what you're buying at 25 New 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
Energy performance
25 New Road's carbon output runs well above what efficient homes in the postcode produce.
EPC Rating
Property Improvements
Changes detected from historical EPC data
Fuel source changed
Heating controls upgraded for better temperature management
Hot water system upgraded
Wall insulation improved
Planning history
- Mar 2018Garage ConversionOutlineIn report
Certificate of Lawful Development (Proposed) for the conversion of the garage into living accommodation including replacement window.
- Council
- West
- Documents
- 1 doc on file
- Reference
- P2018/0195
We flagged 1 thing worth checking at 25 New 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
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Sales history & valuation
25 New Road has more than doubled in price since the earliest registered sale in 2015.
£157,000
Modelled from EPC, postcode comparables and a sale-price growth of 15.7% per year over 6 years.
£126,000
Growth on file: 15.7% per year over 6 years.
Sales timeline
25 April 2021Most recent
£126,000
+9.6%over 1 year20 March 2020
£115,000
+109.1%over 4 years20 August 2015
£55,000
Median price across the last 5 sales in SA18 1UN: £156,000 (2025–2022).
Nearby sales in SA18 1UN
31 New Road, Gwaun Cae Gurwen, Ammanford, SA18 1UN
Sold Aug 2025
£156,00028 New Road, Gwaun Cae Gurwen, Ammanford, SA18 1UN
Sold Jan 2025
£180,0005 6, New Road, Gwaun Cae Gurwen, Ammanford, SA18 1UN
Sold Sept 2023
£113,00033 New Road, Gwaun Cae Gurwen, Ammanford, SA18 1UN
Sold Nov 2022
£215,00016 New Road, Gwaun Cae Gurwen, Ammanford, SA18 1UN
Sold Oct 2022
£142,000
Everything we know about 25 New 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 New Road homes
EPC Rating for 25 New Road lags the street by a wide margin.
Price per m²
£1,400
Street avg £1,093
Floor Area
90 m²
Street avg 116 m²
Habitable Rooms
5 rooms
Street avg 5 rooms
CO₂ Emissions
7.2 t/year
Street avg 8.2 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
Gorsto Road — bus stop.
Go deeper on the local area
The full report breaks down crime, transport links, schools and air quality in depth.