St Margarets Court, Apartment 17, Maritime Quarter, Swansea, SA1 1AZ
About St Margarets Court
St Margarets Court is a mid-terrace house in Maritime Quarter, Swansea, Swansea (SA1 1AZ). It has a recorded floor area of 58 m² (around 624 sq ft), construction records dating it to 2007 onwards and council tax band D. The latest certificate (October 2019) returns a B (score 83), comfortably above the UK average. The rating has held steady at B across 2 certificates since January 2009. Between certificates, lighting went from Good to Very Good; while wall efficiency dropped from Very Good to Good and hot-water efficiency dropped from Very Good to Good. At 58 m² this is the 12th smallest of 22 units on EPC record in St Margarets Court, where floor areas span 53–152 m². The building's EPC ratings span C to B, with this unit at the top.
Across 2009–2019, sale prices on this property compounded at 1.1% per year. Today's modelled estimate of £151,000 is 11.9% above the 2019 sale price. Last sale on file: £135,000 in November 2019.
Everything you need to know about St Margarets Court
The true value, the hidden risks and the full sale history, in one report.
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Energy performance
St Margarets Court's carbon output is low for the local stock.
EPC Rating
Property Improvements
Changes detected from historical EPC data
Hot water efficiency decreased
More low energy lighting installed
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Planning history
St Margarets Court has no planning applications on record.
But the area is active
7 notable applications nearby — larger schemes and conversions that could reshape the street. The report maps them all.
Sales history & valuation
St Margarets Court's sale-price growth has lagged the wider UK trajectory across its history on file.
£151,000
Modelled from EPC, postcode comparables and a sale-price growth of 1.1% per year over 11 years.
£135,000
Growth on file: 1.1% per year over 11 years.
Sales timeline
1 November 2019Most recent
£135,000
+20.5%over 5 years28 September 2014
£112,000
-6.7%over 5 years27 February 2009
£120,000
Median price across the last 5 sales in SA1 1AZ: £300,000 (2025–2023).
Nearby sales in SA1 1AZ
39 St Margarets Court, Maritime Quarter, Swansea, SA1 1AZ
Sold Apr 2025
£330,00037 St Margarets Court, Maritime Quarter, Swansea, SA1 1AZ
Sold Dec 2024
£300,00045 St Margarets Court, Maritime Quarter, Swansea, SA1 1AZ
Sold Dec 2024
£305,000St Margarets Court, Apartment 11, Maritime Quarter, Swansea, SA1 1AZ
Sold May 2024
£124,500St Margarets Court, Apartment 19, Maritime Quarter, Swansea, SA1 1AZ
Sold Sept 2023
£143,000
Versus the street
St Margarets Court outperforms the street on co₂ emissions by a wide margin.
Price per m²
£2,328
Street avg £2,324
Floor Area
58 m²
Street avg 59 m²
Habitable Rooms
2 rooms
Street avg 2 rooms
CO₂ Emissions
0.9 t/year
Street avg 1.1 t/year
Everything you need to know about St Margarets Court
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
Swansea Marina — bus stop.
Go deeper on the local area
A Local Area report breaks down crime, transport links, schools and air quality in depth.






