17 Glenroy Avenue, St Thomas, Swansea, SA1 8DU
About 17 Glenroy Avenue
17 Glenroy Avenue is a semi-detached house in St. Thomas, Swansea, Swansea (SA1 8DU). It has a recorded floor area of 82 m² (around 877 sq ft), construction records dating it to 1930-1949 and council tax band C. The latest certificate (May 2011) shows a D (score 59), a step below the typical UK home. The latest certificate is from May 2011, so improvements made since then won't be reflected.
Last sold in June 2011, so it's been off the market for around 15 years. Across 1999–2011, sale prices on this property compounded at 8.8% per year. Today's modelled estimate of £177,000 is 47.5% above the 2011 sale price.
Everything you need to know about 17 Glenroy Avenue
The true value, the hidden risks and the full sale history, in one report.
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Energy performance
17 Glenroy Avenue's EPC is over a decade old — improvements since won't be reflected.
EPC Expired
This certificate is over 10 years old and is no longer valid.Expired 24 May 2021
EPC Rating
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Planning history
17 Glenroy Avenue has no planning applications on record.
But the area is active
53 notable applications nearby — larger schemes and conversions that could reshape the street. The report maps them all.
Sales history & valuation
17 Glenroy Avenue has more than doubled in price since the earliest registered sale in 1999.
£177,000
Modelled from EPC, postcode comparables and a sale-price growth of 8.8% per year over 12 years.
£120,000
Growth on file: 8.8% per year over 12 years.
Sales timeline
26 June 2011Most recent
£120,000
+108.7%over 9 years12 July 2001
£57,500
+27.8%over 1 year28 October 1999
£45,000
Median price across the last 5 sales in SA1 8DU: £122,000 (2025–2018).
Nearby sales in SA1 8DU
18 Glenroy Avenue, St Thomas, Swansea, SA1 8DU
Sold Nov 2025
£142,00015 Glenroy Avenue, St Thomas, Swansea, SA1 8DU
Sold Nov 2024
£190,00040 Glenroy Avenue, St Thomas, Swansea, SA1 8DU
Sold Feb 2021
£110,0002 Glenroy Avenue, St Thomas, Swansea, SA1 8DU
Sold Aug 2018
£91,0007 Glenroy Avenue, St Thomas, Swansea, SA1 8DU
Sold Mar 2018
£122,000
Versus other Glenroy Avenue homes
On habitable rooms, 17 Glenroy Avenue runs well behind the street norm.
Price per m²
£1,472
Street avg £1,328
Floor Area
82 m²
Street avg 80 m²
Habitable Rooms
4 rooms
Street avg 5 rooms
CO₂ Emissions
4.0 t/year
Street avg 4.1 t/year
Everything you need to know about 17 Glenroy Avenue
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
3/mo
Steady year-on-year across the wider district.
Nearest stop
0.1 km
Grenfell Park Post Office — bus stop.
Go deeper on the local area
A Local Area report breaks down crime, transport links, schools and air quality in depth.






