15a, Cae Grawn, Gowerton, Swansea, SA4 3BY
About 15a
15a is an end-of-terrace house in Gowerton, Swansea, Swansea (SA4 3BY). It has a recorded floor area of 52 m² (around 560 sq ft), construction records dating it to 1950-1966 and council tax band A. At 52 m² this is the 15th smallest of 19 units on EPC record in the building, where floor areas span 45–73 m². The building's EPC ratings span D to C, with this unit at the top. The latest certificate (June 2024) shows a C (score 70). When first surveyed in June 2014 the rating was E, the property has climbed 2 bands since. Between certificates, roof efficiency went from Very Poor to Good and lighting went from Average to Very Good.
Across 2002–2022, sale prices on this property compounded at 3.9% per year. Today's modelled estimate of £103,000 is 37.3% above the 2022 sale price. Sold June 2022 for £75,000. That sale was during the post-pandemic price surge, when transactions cleared materially above pre-2020 trend.
Everything you need to know about 15a
The true value, the hidden risks and the full sale history, in one report.
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Energy performance
EPC Rating
Property Improvements
Changes detected from historical EPC data
Heating controls changed
Roof insulation improved
More low energy lighting installed
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Planning history
15a has no planning applications on record.
But the area is active
5 notable applications nearby — larger schemes and conversions that could reshape the street. The report maps them all.
Sales history & valuation
15a has more than doubled in price since the earliest registered sale in 2002.
£103,000
Modelled from EPC, postcode comparables and a sale-price growth of 3.9% per year over 20 years.
£75,000
Growth on file: 3.9% per year over 20 years.
Sales timeline
9 June 2022Most recent
£75,000
+114.3%over 19 years11 August 2002
£35,000
Median price across the last 5 sales in SA4 3BY: £89,000 (2023–2021).
Nearby sales in SA4 3BY
Versus other Cae Grawn homes
On floor area, 15a stands well clear of the street.
Price per m²
£1,442
Street avg £1,484
Floor Area
52 m²
Street avg 49 m²
Habitable Rooms
2 rooms
Street avg 2 rooms
CO₂ Emissions
2.0 t/year
Street avg 1.8 t/year
Everything you need to know about 15a
The true value, the hidden risks and the full sale history, in one report.
Pick your report · every report is £14.99
One time fee only - money back guarantee

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The neighbourhood at a glance
Rail-style transport is unusually close for this postcode.
Crime
2/mo
Steady year-on-year across the wider district.
Nearest stop
0.1 km
The Mount — bus stop.
Go deeper on the local area
A Local Area report breaks down crime, transport links, schools and air quality in depth.






