40 Pen Y Rhiw, Rhiwfawr, Swansea, SA9 2RN
About 40 Pen Y Rhiw
40 Pen Y Rhiw is a four-bedroom detached house in Rhiwfawr, Swansea, Swansea (SA9 2RN). It has a recorded floor area of 139 m² (around 1496 sq ft), construction records dating it to before 1900 and council tax band B. The latest certificate (October 2020) shows an F (score 26), near the bottom of the EPC scale. The rating has held steady at F across 2 certificates since August 2012. Between certificates, lighting went from Average to Very Good. The recommended improvements would push it to E (score 52). Main heating runs on lpg. Other recorded features include notable views and attached land beyond the plot. Period features are noted in the property record.
At 139 m² the property is well over the postcode median (92 m² across 8 EPCs), placing it in the larger end of the local stock. Across 2005–2020, sale prices on this property compounded at 1.8% per year. Today's modelled estimate of £456,000 is 28.4% above the 2020 sale price. On a £-per-square-foot basis, the last sale (£237/sq ft) was about 90.5% above the typical sold price in the postcode. Last sale on file: £355,250 in December 2020. One historical planning record sits against the property in 2026.
Know exactly what you're buying at 40 Pen Y Rhiw
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
What this property has
Inside
- Bedrooms4
- Bathrooms2
- Dining roomYes
- CloakroomYes
- EnsuiteYes
Outside
- Private gardenYes
- Garageintegral
- LandYes
- Notable viewsYes
Building
- Period featuresYes
- RefurbishedYes
Energy performance
40 Pen Y Rhiw's carbon output runs well above what efficient homes in the postcode produce.
EPC Rating
Property Improvements
Changes detected from historical EPC data
More low energy lighting installed
Planning history
- Feb 2026ExtensionOutlineIn report
Extension: Single storey · Side of property
Proposed Lawful Development Certificate- single storey side extension
- Agent
- Sauro Architectural Design Ltd
- Reference
- P2026/0023
What's in 40 Pen Y Rhiw, Rhiwfawr, Swansea, SA9 2RN's planning history?
Refusals, disputes and full decisions on this property and nearby, in the report.
Sales history & valuation
Latest sale on 40 Pen Y Rhiw was the highest on Land Registry record across the postcode.
£456,000
Modelled from EPC, postcode comparables and a sale-price growth of 1.8% per year over 15 years.
£355,250
Growth on file: 1.8% per year over 15 years.
Sales timeline
14 December 2020Most recent
£355,250
+31.6%over 15 years1 September 2005
£270,000
Median price across the last 5 sales in SA9 2RN: £130,000 (2019–2006).
Nearby sales in SA9 2RN
41 Pen Y Rhiw, Rhiwfawr, Swansea, SA9 2RN
Sold Sept 2019
£342,50048 Pen Y Rhiw, Rhiwfawr, Swansea, SA9 2RN
Sold Jun 2013
£130,0001 Pen Y Rhiw, Rhiwfawr, Swansea, SA9 2RN
Sold Dec 2012
£159,99532 Pen Y Rhiw, Rhiwfawr, Swansea, SA9 2RN
Sold Apr 2010
£100,00034 Pen Y Rhiw, Rhiwfawr, Swansea, SA9 2RN
Sold Nov 2006
£105,000
Everything we know about 40 Pen Y Rhiw, 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 Pen Y Rhiw homes
On years held, 40 Pen Y Rhiw runs well behind the street norm.
Price per m²
£2,556
Street avg £1,495
Floor Area
139 m²
Street avg 125 m²
Habitable Rooms
7 rooms
Street avg 5 rooms
CO₂ Emissions
8.1 t/year
Street avg 8.9 t/year
Similar properties nearby
1 Ffordd Glandwr, Ystalyfera
SA9 2ER
1 Clyngwyn Road, Ystalyfera
SA9 2AE
1 Crimea Court, Graig Newydd, Godrergraig
SA9 2DT
1 Dan Y Graig Cottages, Felinfach, Ystradowen
SA9 2XT
1 Cadfan Villas, Swanfield, Ystalyfera
SA9 2JE
1 Caedu Road, Cwmllynfell
SA9 2FQ
1 Bethel Road, Lower Cwmtwrch
SA9 2PS
1 Brynawel Terrace, Ystradowen
SA9 2YT
The neighbourhood at a glance
Crime
6/mo
Steady year-on-year across the wider district.
Nearest stop
1.1 km
Cwmtwrch Rugby Club — bus stop.
Go deeper on the local area
The full report breaks down crime, transport links, schools and air quality in depth.