66 Penygroes Road, Blaenau, Ammanford, SA18 3BZ
About 66 Penygroes Road
66 Penygroes Road is a detached house in Blaenau, Ammanford, Ammanford (SA18 3BZ). It has a recorded floor area of 82 m² (around 883 sq ft) and construction records dating it to 1900-1929. The latest certificate (July 2018) shows an F (score 31), near the bottom of the EPC scale. The recommended improvements would lift it to B (score 85), a 4-band jump. Main heating runs on oil.
Today's modelled estimate of £203,000 sits 84.5% above the 2019 sale of £110,000. 3 planning records sit against the property, 3 approved, 0 refused. Past consents include an extension, meaningful when judging how the property has evolved. At 82 m² it's 21.4% smaller than the typical home in the postcode (104 m² median across 36 EPCs). It lags the bulk of the postcode on energy efficiency (less efficient than 81% of similar EPCs). Last sale on file: £110,000 in March 2019.
Know exactly what you're buying at 66 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
66 Penygroes Road's carbon output runs well above what efficient homes in the postcode produce.
EPC Rating
Planning history
66 Penygroes Road has an approved rear extension on the planning record.
- Jun 2021OutbuildingFullIn report
Single detached garage, and garden outbuilding
- Documents
- 6 docs on file
- Reference
- PL/01775
- Apr 2020AmendmentIn report
NON MATERIAL AMENDMENT TO E/39236 (TO ADD AN ADDITIONAL WINDOW TO GROUND FLOOR SIDE ELEVATION)
- Documents
- 4 docs on file
- Reference
- E/40261
We flagged 1 thing worth checking at 66 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
66 Penygroes Road valuation sits well clear of the typical sold price in this postcode.
£203,000
Modelled from EPC, postcode comparables.
£110,000
Recorded with HM Land Registry.
Sales timeline
15 March 2019Most recent
£110,000
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 66 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
66 Penygroes Road is notably below the street on epc rating.
Price per m²
£1,341
Street avg £1,538
Floor Area
82 m²
Street avg 128 m²
Habitable Rooms
6 rooms
Street avg 5 rooms
CO₂ Emissions
7.8 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.