20 Clos Glanlliw, Pontlliw, Swansea, SA4 9EH
About 20 Clos Glanlliw
20 Clos Glanlliw is a semi-detached house in Pontlliw, Swansea, Swansea (SA4 9EH). It has a recorded floor area of 114 m² (around 1227 sq ft), construction records dating it to 1976-1982 and council tax band C. The latest certificate (July 2021) shows a C (score 71). The recommended improvements would push it to B (score 86).
Across 2021–2022, sale prices on this property compounded at 4081.8% per year. Today's modelled estimate of £281,000 is 22.2% above the 2022 sale price. On a £-per-square-foot basis, the last sale (£187/sq ft) was about 45.2% above the typical sold price in the postcode. Last sale on file: £230,000 in January 2022. That sale was during the post-pandemic price surge, when transactions cleared materially above pre-2020 trend.
Everything you need to know about 20 Clos Glanlliw
The true value, the hidden risks and the full sale history, in one report.
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Energy performance
EPC Rating
Certificate validity
Valid until 25 July 2031
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Planning history
20 Clos Glanlliw 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
20 Clos Glanlliw has more than quadrupled in price since its earliest registered sale in 2021.
£281,000
Modelled from EPC, postcode comparables and a sale-price growth of 4081.8% per year over 1 year.
£230,000
Growth on file: 4081.8% per year over 1 year.
Sales timeline
10 January 2022Most recent
£230,000
+4081.8%1 September 2021
£5,500
Median price across the last 5 sales in SA4 9EH: £300,000 (2026–2021).
Nearby sales in SA4 9EH
24 Clos Glanlliw, Pontlliw, Swansea, SA4 9EH
Sold May 2026
£312,00012 Clos Glanlliw, Pontlliw, Swansea, SA4 9EH
Sold Oct 2025
£300,00014 Clos Glanlliw, Pontlliw, Swansea, SA4 9EH
Sold Dec 2023
£265,00040 Clos Glanlliw, Pontlliw, Swansea, SA4 9EH
Sold Mar 2023
£8,50056 Clos Glanlliw, Pontlliw, Swansea, SA4 9EH
Sold Apr 2021
£330,000
Versus other Clos Glanlliw homes
On co₂ emissions, 20 Clos Glanlliw stands well clear of the street.
Price per m²
£2,018
Street avg £1,784
Floor Area
114 m²
Street avg 124 m²
Habitable Rooms
5 rooms
Street avg 5 rooms
CO₂ Emissions
3.5 t/year
Street avg 4.3 t/year
Everything you need to know about 20 Clos Glanlliw
The true value, the hidden risks and the full sale history, in one report.
Pick your report · from £14.99
One time fee only - money back guarantee

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The neighbourhood at a glance
Crime
160/mo
Falling year-on-year across the wider district.
Nearest stop
0.2 km
Oaklands Road — bus stop.
Go deeper on the local area
A Local Area report breaks down crime, transport links, schools and air quality in depth.






