20 St Catherines Court, Maritime Quarter, Swansea, SA1 1SD
About 20 St Catherines Court
20 St Catherines Court is a mid-terrace house in Maritime Quarter, Swansea, Swansea (SA1 1SD). It has a recorded floor area of 67 m² (around 721 sq ft), construction records dating it to 2003-2006 and council tax band E. The latest certificate (August 2018) returns a B (score 84), comfortably above the UK average. Main heating runs on electricity. At 67 m² this is the 23rd smallest of 66 units on EPC record in the building, where floor areas span 28–202 m². The building's EPC ratings span D to B, with this unit at the top.
Its energy rating outperforms most of the postcode (better than 88% of similar EPCs).
Everything you need to know about 20 St Catherines Court
The true value, the hidden risks and the full sale history, in one report.
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Energy performance
EPC Rating
Get a survey for this property
Level 3 Building Survey
Because the property has no mains gas supply, we believe a Level 3 building survey should be considered.
From £820 · Includes VAT
Planning history
20 St Catherines 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
20 St Catherines Court has no Land Registry sales on file, suggesting it has stayed in the same hands since registration began.
£159,000
Modelled from EPC, postcode comparables.
No sales recorded with HM Land Registry
That can mean the property has never traded since the registry began publishing in 1995, was a new build that hasn't been registered yet, or is held in the same hands long-term.
Median price across the last 5 sales in SA1 1SD: £222,500 (2025–2023).
Nearby sales in SA1 1SD
66 St Catherines Court, Maritime Quarter, Swansea, SA1 1SD
Sold Aug 2025
£150,0006 St Catherines Court, Maritime Quarter, Swansea, SA1 1SD
Sold May 2025
£155,00065 St Catherines Court, Maritime Quarter, Swansea, SA1 1SD
Sold Jan 2025
£222,50048 St Catherines Court, Maritime Quarter, Swansea, SA1 1SD
Sold Mar 2024
£315,00068 St Catherines Court, Maritime Quarter, Swansea, SA1 1SD
Sold Jan 2023
£225,675
Versus other St Catherines Court homes
EPC Rating for 20 St Catherines Court runs comfortably ahead of the street norm.
EPC Rating
84 (B)
Street avg 77 (C)
Floor Area
67 m²
Street avg 72 m²
CO₂ Emissions
1.8 t/year
Street avg 2.4 t/year
Habitable Rooms
3 rooms
Street avg 3 rooms
Everything you need to know about 20 St Catherines 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.






