11 Ffynnon Wen, Clydach, Swansea, SA6 5EQ
About 11 Ffynnon Wen
11 Ffynnon Wen is a mid-terrace house in Clydach, Swansea, Swansea (SA6 5EQ). It has a recorded floor area of 58 m² (around 624 sq ft), construction records dating it to 1983-1990 and council tax band B. The latest certificate (May 2018) shows a C (score 75), near the top of the C band. When first surveyed in November 2008 the rating was D, the property has climbed 1 band since. Between certificates, roof efficiency went from Average to Good, window efficiency went from Very Poor to Average and lighting went from Very Poor to Poor. The recommended improvements would push it to B (score 91).
Across 2001–2018, sale prices on this property compounded at 4.4% per year. Today's modelled estimate of £121,000 sits 77.9% above the 2018 sale of £68,000. Last changed hands 8 years ago, in February 2018. Across the public record there are 4 sales, relatively high churn for a single property.
Energy performance
EPC Rating
Property Improvements
Changes detected from historical EPC data
Wall insulation improved
Roof insulation improved
More low energy lighting installed
Hot water efficiency decreased
Single glazing replaced with double or better glazing
Heating controls upgraded for better temperature management
Hot water efficiency improved
Windows upgraded, improving insulation
Floor insulation added or improved
Low energy lighting percentage decreased
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Planning history
11 Ffynnon Wen has no planning applications on record.
But the area is active
2 notable applications nearby — larger schemes and conversions that could reshape the street. The report maps them all.
Sales history & valuation
Sale price has at least doubled since 2001.
£121,000
Modelled from EPC, postcode comparables and a sale-price growth of 4.4% per year over 16 years.
£68,000
Growth on file: 4.4% per year over 16 years.
Sales timeline
20 February 2018Most recent
£68,000
-12.8%over 10 years4 April 2007
£78,000
+3.9%over 1 year28 February 2006
£75,050
+124.0%over 4 years30 August 2001
£33,500
Median price across the last 5 sales in SA6 5EQ: £99,750 (2025–2023).
Nearby sales in SA6 5EQ
57 Ffynnon Wen, Clydach, Swansea, SA6 5EQ
Sold Apr 2025
£99,75036 Ffynnon Wen, Clydach, Swansea, SA6 5EQ
Sold Dec 2024
£120,00050 Ffynnon Wen, Clydach, Swansea, SA6 5EQ
Sold Jul 2024
£120,00039 Ffynnon Wen, Clydach, Swansea, SA6 5EQ
Sold Mar 2024
£92,00032 Ffynnon Wen, Clydach, Swansea, SA6 5EQ
Sold Nov 2023
£95,000
Versus other Ffynnon Wen homes
11 Ffynnon Wen outperforms the street on habitable rooms by a wide margin.
Price per m²
£1,172
Street avg £1,354
Floor Area
58 m²
Street avg 56 m²
Habitable Rooms
5 rooms
Street avg 4 rooms
CO₂ Emissions
1.6 t/year
Street avg 1.9 t/year
Similar properties nearby
The neighbourhood at a glance
Crime
2/mo
Steady year-on-year across the wider district.
Nearest stop
0.2 km
Graig Felen School — bus stop.
Go deeper on the local area
A Local Area report breaks down crime, transport links, schools and air quality in depth.







