14 Glenroy Avenue, St Thomas, Swansea, SA1 8DU
About 14 Glenroy Avenue
14 Glenroy Avenue is a semi-detached house in St. Thomas, Swansea, Swansea (SA1 8DU). It has a recorded floor area of 80 m² (around 861 sq ft), construction records dating it to 1930-1949 and council tax band C. The latest certificate (July 2013) shows a D (score 60), on the cusp of jumping into the C band. Earlier certificates rated it C (June 2013); the latest reading is one band lower. Between certificates, wall efficiency dropped from Good to Poor and roof efficiency dropped from Very Good to Good. The recommended improvements would lift it to B (score 84), a 2-band jump. The latest certificate is from July 2013, so improvements made since then won't be reflected.
Untraded for 28 years, with the last transfer in July 1998. Only one transfer is on record with HM Land Registry, suggesting it has stayed in the same hands for a long time. Today's modelled estimate of £170,000 sits 327.7% above the 1998 sale of £39,750. On a £-per-square-foot basis, the last sale (£46/sq ft) was about 63.4% below the postcode norm.
Everything you need to know about 14 Glenroy Avenue
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 Expired
This certificate is over 10 years old and is no longer valid.Expired 01 Jul 2023
EPC Rating
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Planning history
14 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
14 Glenroy Avenue's modelled value sits at over four times its earliest registered sale price (1998).
£170,000
Modelled from EPC, postcode comparables.
£39,750
Recorded with HM Land Registry.
Sales timeline
28 July 1998Most recent
£39,750
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
Price per m² for 14 Glenroy Avenue lags the street by a wide margin.
Price per m²
£497
Street avg £1,403
Floor Area
80 m²
Street avg 81 m²
Habitable Rooms
4 rooms
Street avg 5 rooms
CO₂ Emissions
3.6 t/year
Street avg 4.1 t/year
Everything you need to know about 14 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.






