19 St Nicholas Square, Maritime Quarter, Swansea, SA1 1UG
About 19 St Nicholas Square
19 St Nicholas Square is a one-bedroom semi-detached house in Maritime Quarter, Swansea, Swansea (SA1 1UG). It has a recorded floor area of 44 m² (around 474 sq ft), construction records dating it to 1983-1990 and council tax band C. At 44 m² this is the 18th smallest of 23 units on EPC record in the building, where floor areas span 39–53 m². The building's EPC ratings span D to C, with this unit at the bottom. The latest certificate (January 2019) shows a D (score 68), on the cusp of jumping into the C band. Earlier certificates rated it C (September 2008); the latest reading is one band lower. Between certificates, lighting went from Very Poor to Average and main heating went from Average to Good. The recommended improvements would push it to C (score 72).
Held since October 2003 — that's 23 years off the open market, well above the local norm. On energy efficiency it sits in the bottom 10% of properties in this postcode — significant headroom for improvement. Across 1997–2003, sale prices on this property compounded at 14.7% per year. Today's modelled estimate of £115,000 is 30.7% above the 2003 sale price.
What this property has
Inside
- Bedrooms1
- Bathrooms1
Outside
- Communal gardenYes
Everything you need to know about 19 St Nicholas Square
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Energy performance
19 St Nicholas Square sits at the bottom of the postcode for energy efficiency — meaningful headroom to improve.
EPC Rating
Property Improvements
Changes detected from historical EPC data
Hot water system changed
More low energy lighting installed
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Planning history
19 St Nicholas Square 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
Sale price has at least doubled since 1997.
£115,000
Modelled from EPC, postcode comparables and a sale-price growth of 14.7% per year over 6 years.
£88,000
Growth on file: 14.7% per year over 6 years.
Sales timeline
13 October 2003Most recent
£88,000
+77.8%over 2 years16 November 2000
£49,500
+26.9%over 3 years3 November 1997
£39,000
Median price across the last 5 sales in SA1 1UG: £90,000 (2024–2018).
Nearby sales in SA1 1UG
1 St Nicholas Square, Maritime Quarter, Swansea, SA1 1UG
Sold Dec 2024
£90,00014 St Nicholas Square, Maritime Quarter, Swansea, SA1 1UG
Sold Oct 2021
£85,0002 St Nicholas Square, Maritime Quarter, Swansea, SA1 1UG
Sold Dec 2018
£98,00025 St Nicholas Square, Maritime Quarter, Swansea, SA1 1UG
Sold Nov 2018
£120,00016 St Nicholas Square, Maritime Quarter, Swansea, SA1 1UG
Sold Apr 2017
£90,000
Versus other St Nicholas Square homes
19 St Nicholas Square is notably below the street on epc rating.
Price per m²
£2,000
Street avg £1,945
Floor Area
44 m²
Street avg 43 m²
Habitable Rooms
2 rooms
Street avg 2 rooms
CO₂ Emissions
1.9 t/year
Street avg 1.4 t/year
Everything you need to know about 19 St Nicholas Square
The true value, the hidden risks and the full sale history, in one report.
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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
Ferrara Square — bus stop.
Go deeper on the local area
A Local Area report breaks down crime, transport links, schools and air quality in depth.






