40 Penygroes Road, Caerbryn, Ammanford, SA18 3DQ
About 40 Penygroes Road
40 Penygroes Road is a semi-detached house in Caerbryn, Ammanford, Ammanford (SA18 3DQ). It has a recorded floor area of 92 m² (around 990 sq ft), construction records dating it to 1900-1929 and council tax band C. The latest certificate (August 2020) shows an E (score 54), well below the UK norm with real room to improve. When first surveyed in January 2011 the rating was F, the property has climbed 1 band since. Between certificates, roof efficiency went from Very Poor to Good and lighting went from Poor to Very Good. The recommended improvements would lift it to A (score 99), a 4-band jump. Main heating runs on oil.
Sold March 2021 for £150,000. Across the public record there are 4 sales, relatively high churn for a single property. That sale was during the post-pandemic price surge, when transactions cleared materially above pre-2020 trend. One planning record on file: an extension approved in 2011. Past consents include an extension, meaningful when judging how the property has evolved. Across 2001–2021, sale prices on this property compounded at 11% per year. Today's modelled estimate of £201,000 is 34% above the 2021 sale price. On a £-per-square-foot basis, the last sale (£151/sq ft) was about 136.8% above the typical sold price in the postcode. At 92 m² it's 27% smaller than the typical home in the postcode (126 m² median across 7 EPCs).
Know exactly what you're buying at 40 Penygroes 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
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Valuation
against the asking price
Risks
planning & flood
Sold prices
similar homes nearby
Trends
the local market
Energy performance
Recommended upgrades on file would lift this property by multiple EPC bands.
EPC Rating
Property Improvements
Changes detected from historical EPC data
Heating controls upgraded for better temperature management
Loft insulation installed or upgraded to 250mm+
More low energy lighting installed
Planning history
40 Penygroes Road has an approved extension on the planning record.
- Dec 2011ExtensionFullIn report
EXTENSION TO DWELLING
- Documents
- 2 docs on file
- Reference
- E/25621
We flagged 1 thing worth checking at 40 Penygroes 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
40 Penygroes Road has more than quadrupled in price since its earliest registered sale in 2001.
£201,000
Modelled from EPC, postcode comparables and a sale-price growth of 11.0% per year over 19 years.
£150,000
Growth on file: 11.0% per year over 19 years.
Sales timeline
8 March 2021Most recent
£150,000
+206.1%over 18 years15 November 2002
£49,000
+113.0%over 9 months1 February 2002
£23,000
+15.0%30 November 2001
£20,000
Median price across the last 5 sales in SA18 3DQ: £180,000 (2024–2018).
Nearby sales in SA18 3DQ
46 Penygroes Road, Caerbryn, Ammanford, SA18 3DQ
Sold Nov 2024
£255,00053 Penygroes Road, Caerbryn, Ammanford, SA18 3DQ
Sold Dec 2020
£197,50036 Penygroes Road, Caerbryn, Ammanford, SA18 3DQ
Sold Dec 2020
£180,000Brynderi, Derlwyn, Penygroes Road, Caerbryn, Ammanford, SA18 3DQ
Sold Sept 2018
£170,000Brynderi, Haulfryn, Penygroes Road, Caerbryn, Ammanford, SA18 3DQ
Sold Jun 2018
£177,000
Everything we know about 40 Penygroes 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 Penygroes Road homes
40 Penygroes Road outperforms the street on epc rating by a wide margin.
Price per m²
£1,630
Street avg £1,386
Floor Area
92 m²
Street avg 131 m²
Habitable Rooms
5 rooms
Street avg 6 rooms
CO₂ Emissions
5.3 t/year
Street avg 8.7 t/year
Similar properties nearby
The neighbourhood at a glance
Crime
5/mo
Steady year-on-year across the wider district.
Nearest stop
0.0 km
Post Office — bus stop.
Go deeper on the local area
The full report breaks down crime, transport links, schools and air quality in depth.