11 Bryn Terrace, Gorseinon, Swansea, SA4 4DE
About 11 Bryn Terrace
11 Bryn Terrace is a mid-terrace house in Gorseinon, Swansea, Swansea (SA4 4DE). It has a recorded floor area of 77 m² (around 829 sq ft), construction records dating it to 1900-1929 and council tax band B. The latest certificate (May 2021) shows a D (score 66), on the cusp of jumping into the C band. When first surveyed in April 2011 the rating was E, the property has climbed 1 band since. Between certificates, roof efficiency went from Very Poor to Good and lighting went from Very Poor to Very Good. The recommended improvements would lift it to B (score 82), a 2-band jump.
Last sale on file: £135,000 in October 2021. Across the public record there are 5 sales, relatively high churn for a single property. That sale was during the post-pandemic price surge, when transactions cleared materially above pre-2020 trend. Across 2001–2021, sale prices on this property compounded at 6.8% per year. Today's modelled estimate of £166,000 is 23% above the 2021 sale price. On a £-per-square-foot basis, the last sale (£163/sq ft) was about 199.5% above the typical sold price in the postcode.
Everything you need to know about 11 Bryn Terrace
The true value, the hidden risks and the full sale history, in one report.
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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
Loft insulation installed or upgraded to 250mm+
More low energy lighting installed
Mechanical ventilation installed
Get a survey for this property
Level 3 Building Survey
Because the property was built before 1919 and has been extended more than once, we believe a Level 3 building survey should be considered.
From £820 · Includes VAT
Planning history
11 Bryn Terrace has no planning applications on record.
But the area is active
1 notable application nearby — larger schemes and conversions that could reshape the street. The report maps them all.
Sales history & valuation
11 Bryn Terrace has more than tripled in price since its earliest registered sale in 2001.
£166,000
Modelled from EPC, postcode comparables and a sale-price growth of 6.8% per year over 20 years.
£135,000
Growth on file: 6.8% per year over 20 years.
Sales timeline
14 October 2021Most recent
£135,000
+100.0%over 6 months8 April 2021
£67,500
-10.0%over 12 years21 May 2008
£75,000
-29.2%over 12 months29 May 2007
£106,000
+202.9%over 6 years17 May 2001
£35,000
Median price across the last 5 sales in SA4 4DE: £117,000 (2025–2006).
Nearby sales in SA4 4DE
14 Bryn Terrace, Gorseinon, Swansea, SA4 4DE
Sold Oct 2025
£150,0009 Bryn Terrace, Gorseinon, Swansea, SA4 4DE
Sold Jul 2017
£98,00013 Bryn Terrace, Gorseinon, Swansea, SA4 4DE
Sold Jul 2007
£118,95010 Bryn Terrace, Gorseinon, Swansea, SA4 4DE
Sold Dec 2003
£48,0006 Bryn Terrace, Gorseinon, Swansea, SA4 4DE
Sold Jul 2003
£50,000
Versus other Bryn Terrace homes
On floor area, 11 Bryn Terrace runs well behind the street norm.
Price per m²
£1,753
Street avg £1,256
Floor Area
77 m²
Street avg 87 m²
Habitable Rooms
4 rooms
Street avg 5 rooms
CO₂ Emissions
3.0 t/year
Street avg 3.7 t/year
Everything you need to know about 11 Bryn Terrace
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
Crime
2/mo
Steady year-on-year across the wider district.
Nearest stop
0.1 km
Llys Gwalia — bus stop.
Go deeper on the local area
A Local Area report breaks down crime, transport links, schools and air quality in depth.






