5 Osterley Street, St Thomas, Swansea, SA1 8HJ
About 5 Osterley Street
5 Osterley Street is a mid-terrace house in St. Thomas, Swansea, Swansea (SA1 8HJ). It has a recorded floor area of 108 m² (around 1163 sq ft), construction records dating it to 1900-1929 and council tax band B. The latest certificate (November 2022) shows an E (score 52), well below the UK norm with real room to improve. The rating has held steady at E across 2 certificates since October 2013. Between certificates, hot-water efficiency went from Poor to Good and lighting went from Very Poor to Poor. The recommended improvements would lift it to C (score 80), a 2-band jump.
At 108 m² it's 22.7% larger than the typical home in the postcode (88 m² median across 20 EPCs). Today's modelled estimate of £162,000 is 20% above the 2022 sale price. Sold January 2022 for £135,000. That sale was during the post-pandemic price surge, when transactions cleared materially above pre-2020 trend.
Everything you need to know about 5 Osterley Street
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
Hot water system upgraded
More low energy lighting installed
Get a survey for this property
Level 3 Building Survey
Because the property was built before 1919, we believe a Level 3 building survey should be considered.
From £820 · Includes VAT
Planning history
5 Osterley Street 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
The latest sale landed in the post-pandemic price surge — useful context when reading the figure.
£162,000
Modelled from EPC, postcode comparables.
£135,000
Recorded with HM Land Registry.
Sales timeline
24 January 2022Most recent
£135,000
Median price across the last 5 sales in SA1 8HJ: £120,000 (2025–2024).
Nearby sales in SA1 8HJ
29 Osterley Street, St Thomas, Swansea, SA1 8HJ
Sold Aug 2025
£160,00023 Osterley Street, St Thomas, Swansea, SA1 8HJ
Sold Jun 2025
£160,00038 Osterley Street, St Thomas, Swansea, SA1 8HJ
Sold May 2025
£81,00020 Osterley Street, St Thomas, Swansea, SA1 8HJ
Sold Oct 2024
£120,00025 Osterley Street, St Thomas, Swansea, SA1 8HJ
Sold Sept 2024
£134,000
Versus other Osterley Street homes
On floor area, 5 Osterley Street stands well clear of the street.
Price per m²
£1,250
Street avg £1,190
Floor Area
108 m²
Street avg 90 m²
Habitable Rooms
5 rooms
Street avg 4 rooms
CO₂ Emissions
5.8 t/year
Street avg 5.4 t/year
Everything you need to know about 5 Osterley Street
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
3/mo
Steady year-on-year across the wider district.
Nearest stop
0.1 km
Jersey Park — bus stop.
Go deeper on the local area
A Local Area report breaks down crime, transport links, schools and air quality in depth.






