23 St Elmo Avenue, St Thomas, Swansea, SA1 8DR
About 23 St Elmo Avenue
23 St Elmo Avenue is a three-bedroom semi-detached house in St. Thomas, Swansea, Swansea (SA1 8DR). It has a recorded floor area of 80 m² (around 861 sq ft), construction records dating it to 1950-1966 and council tax band C. The latest certificate (October 2014) shows an E (score 43), well below the UK norm with real room to improve. The recommended improvements would lift it to C (score 73), a 2-band jump. The latest certificate is from October 2014, so improvements made since then won't be reflected.
It lags the bulk of the postcode on energy efficiency (less efficient than 82% of similar EPCs). Across 2008–2021, sale prices on this property compounded at 2.9% per year. Today's modelled estimate of £182,000 is 25.5% above the 2021 sale price. On a £-per-square-foot basis, the last sale (£168/sq ft) was about 30.7% above the typical sold price in the postcode. Sold February 2021 for £145,000. That sale was during the post-pandemic price surge, when transactions cleared materially above pre-2020 trend.
What this property has
Inside
- Bedrooms3
- Bathrooms1
- Dining roomYes
Outside
- Private gardenRear
Everything you need to know about 23 St Elmo Avenue
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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This certificate is over 10 years old and is no longer valid.Expired 02 Oct 2024
EPC Rating
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Planning history
23 St Elmo 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
The latest sale landed in the post-pandemic price surge — useful context when reading the figure.
£182,000
Modelled from EPC, postcode comparables and a sale-price growth of 2.9% per year over 13 years.
£145,000
Growth on file: 2.9% per year over 13 years.
Sales timeline
17 February 2021Most recent
£145,000
+20.8%over 5 years11 January 2016
£120,000
+20.0%over 7 years8 May 2008
£100,000
Median price across the last 5 sales in SA1 8DR: £132,000 (2024–2021).
Nearby sales in SA1 8DR
59 St Elmo Avenue, St Thomas, Swansea, SA1 8DR
Sold May 2024
£190,00061 St Elmo Avenue, St Thomas, Swansea, SA1 8DR
Sold Jun 2023
£200,00057 St Elmo Avenue, St Thomas, Swansea, SA1 8DR
Sold May 2023
£130,00055 St Elmo Avenue, St Thomas, Swansea, SA1 8DR
Sold Jul 2022
£130,00027 St Elmo Avenue, St Thomas, Swansea, SA1 8DR
Sold Jun 2021
£132,000
Versus other St Elmo Avenue homes
EPC Rating for 23 St Elmo Avenue lags the street by a wide margin.
Price per m²
£1,813
Street avg £1,599
Floor Area
80 m²
Street avg 81 m²
Habitable Rooms
4 rooms
Street avg 4 rooms
CO₂ Emissions
5.3 t/year
Street avg 3.8 t/year
Everything you need to know about 23 St Elmo Avenue
The true value, the hidden risks and the full sale history, in one report.
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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 — bus stop.
Go deeper on the local area
A Local Area report breaks down crime, transport links, schools and air quality in depth.






