27 Arethusa Quay, Maritime Quarter, Swansea, SA1 3XH
About 27 Arethusa Quay
27 Arethusa Quay is a one-bedroom mid-terrace house in Maritime Quarter, Swansea, Swansea (SA1 3XH). It has a recorded floor area of 40 m² (around 431 sq ft), construction records dating it to 1983-1990 and council tax band D. At 40 m² this is the smallest unit on EPC record across the building (40–82 m²). The building's EPC ratings span E to B across 19 units on file. The latest certificate (March 2019) shows a C (score 72). Earlier certificates rated it B (February 2009); the latest reading is one band lower. Between certificates, window efficiency dropped from Good to Average.
It hasn't traded since February 2003, a hold of 23 years that's notably long for the area. Across 1997–2003, sale prices on this property compounded at 13.6% per year. Today's modelled estimate of £130,000 is 38.3% above the 2003 sale price. On a £-per-square-foot basis, the last sale (£218/sq ft) was about 84.4% above the typical sold price in the postcode. At 40 m² it's 19.2% smaller than the typical home in the postcode (50 m² median across 18 EPCs).
What this property has
Inside
- Bedrooms1
Everything you need to know about 27 Arethusa Quay
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Energy performance
27 Arethusa Quay's carbon output is low for the local stock.
EPC Rating
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Planning history
27 Arethusa Quay has no planning applications on record.
But the area is active
29 notable applications nearby — larger schemes and conversions that could reshape the street. The report maps them all.
Sales history & valuation
27 Arethusa Quay valuation sits well clear of the typical sold price in this postcode.
£130,000
Modelled from EPC, postcode comparables and a sale-price growth of 13.6% per year over 5 years.
£94,000
Growth on file: 13.6% per year over 5 years.
Sales timeline
28 February 2003Most recent
£94,000
+95.8%over 5 years19 November 1997
£48,000
Median price across the last 5 sales in SA1 3XH: £163,000 (2025–2005).
Nearby sales in SA1 3XH
9 Arethusa Quay, Maritime Quarter, Swansea, SA1 3XH
Sold Jan 2025
£130,00028 Arethusa Quay, Maritime Quarter, Swansea, SA1 3XH
Sold Feb 2017
£163,0004 Arethusa Quay, Maritime Quarter, Swansea, SA1 3XH
Sold Oct 2016
£160,0007 Arethusa Quay, Maritime Quarter, Swansea, SA1 3XH
Sold Oct 2005
£175,00018 Arethusa Quay, Maritime Quarter, Swansea, SA1 3XH
Sold Sept 2003
£120,000
Versus other Arethusa Quay homes
27 Arethusa Quay is notably below the street on floor area.
Price per m²
£2,350
Street avg £1,686
Floor Area
40 m²
Street avg 54 m²
Habitable Rooms
2 rooms
Street avg 2 rooms
CO₂ Emissions
1.5 t/year
Street avg 1.7 t/year
Everything you need to know about 27 Arethusa Quay
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
Marriott Hotel — bus stop.
Go deeper on the local area
A Local Area report breaks down crime, transport links, schools and air quality in depth.






