20 Penygrug, Ystalyfera, Swansea, SA9 2AZ
About 20 Penygrug
20 Penygrug is a semi-detached house in Ystalyfera, Swansea, Swansea (SA9 2AZ). It has a recorded floor area of 74 m² (around 801 sq ft), construction records dating it to 1950-1966 and council tax band A. The latest certificate (August 2011) shows a D (score 68), on the cusp of jumping into the C band. The recommended improvements would push it to C (score 71). The latest certificate is from August 2011, so improvements made since then won't be reflected.
On energy efficiency it sits in the bottom 10% of properties in this postcode — significant headroom for improvement.
Know exactly what you're buying at 20 Penygrug
Before you offer, see what the listing won't tell you, the true value, the red flags and the full history.
Launch offer · save £5
Valuation
against the asking price
Risks
planning & flood
Sold prices
similar homes nearby
Trends
the local market
Energy performance
20 Penygrug sits at the bottom of the postcode for energy efficiency — meaningful headroom to improve.
EPC Expired
This certificate is over 10 years old and is no longer valid.Expired 31 Aug 2021
EPC Rating
Planning history
20 Penygrug has no planning applications on record.
The full report still covers planning activity across the surrounding area.
Sales history & valuation
20 Penygrug has no Land Registry sales on file, suggesting it has stayed in the same hands since registration began.
£124,000
Modelled from EPC, postcode comparables.
No sales recorded with HM Land Registry
That can mean the property has never traded since the registry began publishing in 1995, was a new build that hasn't been registered yet, or is held in the same hands long-term.
Median price across the last 2 sales in SA9 2AZ: £84,750 (2021–2008).
Everything we know about 20 Penygrug, in one report
What it's really worth, what could be wrong, and the planning, sales and area data in full.
- Am I paying too much?
- Is something wrong with it?
- Is the agent's story true?
- Will it hold its value?

Versus other Penygrug homes
EPC Rating for 20 Penygrug lags the street by a wide margin.
EPC Rating
68 (D)
Street avg 73 (C)
Floor Area
74 m²
Street avg 74 m²
CO₂ Emissions
2.7 t/year
Street avg 2.5 t/year
Habitable Rooms
4 rooms
Street avg 4 rooms
Similar properties nearby
1 Brynygrug, Ystalyfera
SA9 2BA
1 Church Road, Godrergraig
SA9 2DA
1 Cynwal Terrace, Upper Cwmtwrch
SA9 2UP
1 Dolawel, Ystradowen
SA9 2YR
1 Clees Lane, Ystalyfera
SA9 2BX
1 Brodawel, Glyncynwal Road, Upper Cwmtwrch
SA9 2UL
1 Ffordd Emlyn, Ystalyfera
SA9 2EW
1 Bethel Road, Lower Cwmtwrch
SA9 2PS
The neighbourhood at a glance
Crime
6/mo
Steady year-on-year across the wider district.
Nearest stop
0.1 km
Allt-y-Grug — bus stop.
Go deeper on the local area
The full report breaks down crime, transport links, schools and air quality in depth.