1 Cork House, Mannheim Quay, Maritime Quarter, Swansea, SA1 1RT
About 1 Cork House
1 Cork House is a two-bedroom end-of-terrace house in Maritime Quarter, Swansea, Swansea (SA1 1RT). It has a recorded floor area of 56 m² (around 603 sq ft), construction records dating it to 2003-2006 and council tax band E. The latest certificate (March 2019) shows a C (score 75), near the top of the C band. When first surveyed in January 2009 the rating was D, the property has climbed 1 band since. Between certificates, window efficiency went from Average to Good, hot-water efficiency went from Poor to Average and main heating went from Poor to Average; while lighting dropped from Average to Very Poor. Main heating runs on electricity. At 56 m² this is the 2nd smallest of 5 units on EPC record in 1 Cork House, where floor areas span 49–120 m². The building's EPC ratings span D to B across 5 units on file.
Across 2000–2015, sale prices on this property compounded at 3.4% per year. Today's modelled estimate of £162,000 is 28.3% above the 2015 sale price. On a £-per-square-foot basis, the last sale (£209/sq ft) was about 17.6% above the typical sold price in the postcode. Last sold in December 2015, so it's been off the market for around 11 years.
What this property has
Inside
- Bedrooms2
Outside
- ParkingYes
Everything you need to know about 1 Cork House
The true value, the hidden risks and the full sale history, in one report.
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Energy performance
EPC Rating
Certificate validity
Valid until 5 March 2029
Property Improvements
Changes detected from historical EPC data
Hot water efficiency improved
Window efficiency improved
Floor insulation added or improved
Low energy lighting percentage decreased
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
1 Cork House 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
£162,000
Modelled from EPC, postcode comparables and a sale-price growth of 3.4% per year over 16 years.
£126,250
Growth on file: 3.4% per year over 16 years.
Sales timeline
11 December 2015Most recent
£126,250
+70.0%over 15 years21 January 2000
£74,250
Median price across the last 5 sales in SA1 1RT: £155,000 (2026–2025).
Nearby sales in SA1 1RT
16 Cork House, Mannheim Quay, Maritime Quarter, Swansea, SA1 1RT
Sold Mar 2026
£165,0004 Cork House, Mannheim Quay, Maritime Quarter, Swansea, SA1 1RT
Sold Feb 2026
£163,00032 Cork House, Mannheim Quay, Maritime Quarter, Swansea, SA1 1RT
Sold Dec 2025
£155,00043 Cork House, Mannheim Quay, Maritime Quarter, Swansea, SA1 1RT
Sold Nov 2025
£137,50024 Cork House, Mannheim Quay, Maritime Quarter, Swansea, SA1 1RT
Sold Sept 2025
£150,000
Versus other Mannheim Quay homes
Habitable Rooms for 1 Cork House runs comfortably ahead of the street norm.
Price per m²
£2,254
Street avg £2,348
Floor Area
56 m²
Street avg 65 m²
Habitable Rooms
4 rooms
Street avg 3 rooms
CO₂ Emissions
2.5 t/year
Street avg 2.5 t/year
Everything you need to know about 1 Cork House
The true value, the hidden risks and the full sale history, in one report.
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The neighbourhood at a glance
Crime
580/mo
Steady year-on-year across the wider district.
Nearest stop
0.2 km
Swansea Environment Centre — bus stop.
Go deeper on the local area
A Local Area report breaks down crime, transport links, schools and air quality in depth.






