12 Abernethy Square, Maritime Quarter, Swansea, SA1 1UH
About 12 Abernethy Square
12 Abernethy Square is a one-bedroom end-of-terrace house in Maritime Quarter, Swansea, Swansea (SA1 1UH). It has a recorded floor area of 39 m² (around 420 sq ft), construction records dating it to 1996-2002 and council tax band D. At 39 m² this is the smallest unit on EPC record across the building (39–66 m²). The building's EPC ratings span C to B, with this unit at the bottom. The latest certificate (February 2019) shows a C (score 79), near the top of the C band. Earlier certificates rated it B (December 2008); the latest reading is one band lower. Between certificates, hot-water efficiency dropped from Very Good to Good and lighting dropped from Very Good to Good.
At 39 m² it sits well below the postcode median (60 m² across 12 EPCs), making it one of the more compact homes locally. Across 1998–2015, sale prices on this property compounded at 5.6% per year. Today's modelled estimate of £116,000 is 23.4% above the 2015 sale price. On a £-per-square-foot basis, the last sale (£224/sq ft) was about 29.7% above the typical sold price in the postcode. On the market in June 2015 and unlisted since — roughly 11 years.
What this property has
Inside
- Bedrooms1
- Bathrooms1
Everything you need to know about 12 Abernethy Square
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Energy performance
12 Abernethy Square's carbon output is low for the local stock.
EPC Rating
Property Improvements
Changes detected from historical EPC data
Heating controls upgraded for better temperature management
Hot water efficiency decreased
Low energy lighting percentage decreased
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Planning history
12 Abernethy 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
12 Abernethy Square has more than doubled in price since the earliest registered sale in 1998.
£116,000
Modelled from EPC, postcode comparables and a sale-price growth of 5.6% per year over 17 years.
£94,000
Growth on file: 5.6% per year over 17 years.
Sales timeline
16 June 2015Most recent
£94,000
+157.5%over 17 years27 March 1998
£36,500
Median price across the last 5 sales in SA1 1UH: £117,000 (2024–2020).
Nearby sales in SA1 1UH
14 Abernethy Square, Maritime Quarter, Swansea, SA1 1UH
Sold Aug 2024
£106,0007 Abernethy Square, Maritime Quarter, Swansea, SA1 1UH
Sold Sept 2021
£133,00018 Abernethy Square, Maritime Quarter, Swansea, SA1 1UH
Sold Jun 2021
£117,00011 Abernethy Square, Maritime Quarter, Swansea, SA1 1UH
Sold Feb 2020
£153,0008 Abernethy Square, Maritime Quarter, Swansea, SA1 1UH
Sold Mar 2018
£135,000
Versus other Abernethy Square homes
On floor area, 12 Abernethy Square runs well behind the street norm.
Price per m²
£2,410
Street avg £2,025
Floor Area
39 m²
Street avg 55 m²
Habitable Rooms
2 rooms
Street avg 3 rooms
CO₂ Emissions
0.9 t/year
Street avg 1.5 t/year
Everything you need to know about 12 Abernethy 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
0.2 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.






