21 Penygraig Road, Ystradowen, Swansea, SA9 2YP
About 21 Penygraig Road
21 Penygraig Road is a two-bedroom detached house in Ystradowen, Swansea, Swansea (SA9 2YP). It has a recorded floor area of 55 m² (around 592 sq ft), construction records dating it to 1930-1949 and council tax band C. The latest certificate (August 2017) shows an F (score 32), near the bottom of the EPC scale. When first surveyed in August 2012 the rating was G, the property has climbed 1 band since. Between certificates, window efficiency went from Poor to Average, hot-water efficiency went from Very Poor to Poor and lighting went from Very Poor to Very Good. The recommended improvements would lift it to C (score 69), a 3-band jump. Main heating runs on lpg. Other recorded features include notable views.
Today's modelled estimate of £169,000 sits 87.8% above the 2013 sale of £90,000. On a £-per-square-foot basis, the last sale (£152/sq ft) was about 17.7% above the typical sold price in the postcode. At 55 m² it sits well below the postcode median (95 m² across 12 EPCs), making it one of the more compact homes locally. It lags the bulk of the postcode on energy efficiency (less efficient than 75% of similar EPCs). 13 years since the last transfer (June 2013).
Know exactly what you're buying at 21 Penygraig Road
Before you offer, see what the listing won't tell you, the true value, the red flags and the full history.
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Valuation
against the asking price
Risks
planning & flood
Sold prices
similar homes nearby
Trends
the local market
What this property has
Inside
- Bedrooms2
- Bathrooms1
- Open-plan layoutYes
Outside
- Private gardenrear
- Parkingallocated
- Notable viewsYes
Building
- RefurbishedYes
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
Hot water system upgraded
Windows upgraded, improving insulation
More low energy lighting installed
Ventilation system changed
Planning history
21 Penygraig Road has no planning applications on record.
The full report still covers planning activity across the surrounding area.
Sales history & valuation
21 Penygraig Road valuation sits well clear of the typical sold price in this postcode.
£169,000
Modelled from EPC, postcode comparables.
£90,000
Recorded with HM Land Registry.
Sales timeline
23 June 2013Most recent
£90,000
Median price across the last 5 sales in SA9 2YP: £192,500 (2024–2018).
Nearby sales in SA9 2YP
17 Penygraig Road, Ystradowen, Swansea, SA9 2YP
Sold Aug 2024
£247,00011 Penygraig Road, Ystradowen, Swansea, SA9 2YP
Sold Jun 2024
£200,00015 Penygraig Road, Ystradowen, Swansea, SA9 2YP
Sold Dec 2019
£192,50037 Penygraig Road, Ystradowen, Swansea, SA9 2YP
Sold Feb 2019
£161,00050 Penygraig Road, Ystradowen, Swansea, SA9 2YP
Sold Nov 2016
£38,000
Everything we know about 21 Penygraig Road, 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 Penygraig Road homes
On habitable rooms, 21 Penygraig Road runs well behind the street norm.
Price per m²
£1,636
Street avg £1,518
Floor Area
55 m²
Street avg 96 m²
Habitable Rooms
3 rooms
Street avg 5 rooms
CO₂ Emissions
4.0 t/year
Street avg 6.6 t/year
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The neighbourhood at a glance
Crime
6/mo
Steady year-on-year across the wider district.
Nearest stop
0.3 km
Gwys Berrington Arms — bus stop.
Go deeper on the local area
The full report breaks down crime, transport links, schools and air quality in depth.