121 Penygroes Road, Blaenau, Ammanford, SA18 3BZ
About 121 Penygroes Road
121 Penygroes Road is a semi-detached house in Blaenau, Ammanford, Ammanford (SA18 3BZ). It has a recorded floor area of 103 m² (around 1106 sq ft) and construction records dating it to before 1900. The latest certificate (August 2009) shows an E (score 44), well below the UK norm with real room to improve. Main heating runs on oil. The latest certificate is from August 2009, so improvements made since then won't be reflected.
Today's modelled estimate of £185,000 sits 150% above the 2012 sale of £74,000. On a £-per-square-foot basis, the last sale (£67/sq ft) was about 43.6% below the postcode norm. One planning record on file: an extension approved in 2007. Past consents include an extension, meaningful when judging how the property has evolved. 14 years since the last transfer (September 2012).
Know exactly what you're buying at 121 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
Launch offer · save £5
Valuation
against the asking price
Risks
planning & flood
Sold prices
similar homes nearby
Trends
the local market
Energy performance
121 Penygroes Road's carbon output runs well above what efficient homes in the postcode produce.
EPC Expired
This certificate is over 10 years old and is no longer valid.Expired 06 Aug 2019
EPC Rating
Planning history
121 Penygroes Road has an approved single-storey rear extension on the planning record.
- Jan 2007ExtensionFullIn report
Extension: Single storey · Rear of property
SINGLE STOREY EXTENSION TO REAR ELEVATION FOR PORCH AND TOILET
- Documents
- 5 docs on file
- Reference
- E/14990
We flagged 1 thing worth checking at 121 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
30-day money-back guarantee
Sales history & valuation
121 Penygroes Road valuation sits well clear of the typical sold price in this postcode.
£185,000
Modelled from EPC, postcode comparables.
£74,000
Recorded with HM Land Registry.
Sales timeline
16 September 2012Most recent
£74,000
Median price across the last 5 sales in SA18 3BZ: £160,000 (2025–2023).
Nearby sales in SA18 3BZ
67 Penygroes Road, Blaenau, Ammanford, SA18 3BZ
Sold Aug 2025
£160,00078 Penygroes Road, Blaenau, Ammanford, SA18 3BZ
Sold Jan 2025
£190,00084 Penygroes Road, Blaenau, Ammanford, SA18 3BZ
Sold Mar 2024
£155,00080 Penygroes Road, Blaenau, Ammanford, SA18 3BZ
Sold Sept 2023
£125,00073 Penygroes Road, Blaenau, Ammanford, SA18 3BZ
Sold May 2023
£299,950
Everything we know about 121 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
121 Penygroes Road is notably below the street on co₂ emissions.
Price per m²
£720
Street avg £1,560
Floor Area
103 m²
Street avg 127 m²
Habitable Rooms
4 rooms
Street avg 5 rooms
CO₂ Emissions
8.4 t/year
Street avg 5.6 t/year
Similar properties nearby
The neighbourhood at a glance
Crime
5/mo
Steady year-on-year across the wider district.
Nearest stop
0.3 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.