11 St Elmo Avenue, St Thomas, Swansea, SA1 8DR
About 11 St Elmo Avenue
11 St Elmo Avenue is a three-bedroom semi-detached house in St. Thomas, Swansea, Swansea (SA1 8DR). It has a recorded floor area of 75 m² (around 807 sq ft), construction records dating it to 1950-1966 and council tax band C. The latest certificate (December 2020) shows a C (score 69), just inside the C band. When first surveyed in December 2009 the rating was D, the property has climbed 1 band since. Between certificates, wall efficiency went from Poor to Average, roof efficiency went from Good to Very Good and lighting went from Good to Very Good; while window efficiency dropped from Good to Average. The recommended improvements would push it to B (score 87). Other recorded features include notable views.
Untraded for 15 years, with the last transfer in April 2011. On energy efficiency it sits in the top 10% of properties in this postcode. Across 2003–2011, sale prices on this property compounded at 11.8% per year. Today's modelled estimate of £162,000 is 24.7% above the 2011 sale price. On a £-per-square-foot basis, the last sale (£161/sq ft) was about 23% above the typical sold price in the postcode.
What this property has
Inside
- Bedrooms3
- Dining roomYes
Outside
- Notable viewsYes
Building
- Heating systemGas
- RefurbishedYes
Everything you need to know about 11 St Elmo Avenue
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Energy performance
11 St Elmo Avenue ranks among the most efficient homes in the postcode for energy use.
EPC Rating
Certificate validity
Valid until 1 December 2030
Property Improvements
Changes detected from historical EPC data
Cavity wall insulation installed
Loft insulation upgraded to recommended levels
More low energy lighting installed
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Level 2 HomeBuyer Report
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Planning history
11 St Elmo Avenue has no planning applications on record.
But the area is active
47 notable applications nearby — larger schemes and conversions that could reshape the street. The report maps them all.
Sales history & valuation
11 St Elmo Avenue has more than doubled in price since the earliest registered sale in 2003.
£162,000
Modelled from EPC, postcode comparables and a sale-price growth of 11.8% per year over 8 years.
£129,950
Growth on file: 11.8% per year over 8 years.
Sales timeline
12 April 2011Most recent
£129,950
+151.1%over 8 years10 January 2003
£51,750
Median price across the last 5 sales in SA1 8DR: £160,000 (2026–2022).
Nearby sales in SA1 8DR
53 St Elmo Avenue, St Thomas, Swansea, SA1 8DR
Sold Mar 2026
£160,00059 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
£130,000
Versus other St Elmo Avenue homes
EPC Rating for 11 St Elmo Avenue runs comfortably ahead of the street norm.
Price per m²
£1,733
Street avg £1,636
Floor Area
75 m²
Street avg 82 m²
Habitable Rooms
5 rooms
Street avg 4 rooms
CO₂ Emissions
2.7 t/year
Street avg 3.9 t/year
Everything you need to know about 11 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
580/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.






