18 Weavers House, Mannheim Quay, Maritime Quarter, Swansea, SA1 1RU
About 18 Weavers House
18 Weavers House is a mid-terrace house in Maritime Quarter, Swansea, Swansea (SA1 1RU). It has a recorded floor area of 39 m² (around 425 sq ft), construction records dating it to 1996-2002 and council tax band D. The latest certificate (March 2009) returns a B (score 83), comfortably above the UK average. Main heating runs on electricity. The latest certificate is from March 2009, so improvements made since then won't be reflected. At 39 m² this is the 9th smallest of 34 units on EPC record in the building, where floor areas span 24–72 m². The building's EPC ratings span D to B, with this unit at the top.
It changed hands recently, sold September 2025 for £76,412. Its energy rating outperforms most of the postcode (better than 76% of similar EPCs). Today's modelled estimate of £110,000 is 44% above the 2025 sale price. On a £-per-square-foot basis, the last sale (£180/sq ft) was about 17.3% below the postcode norm.
Everything you need to know about 18 Weavers House
The true value, the hidden risks and the full sale history, in one report.
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Energy performance
18 Weavers House's carbon output is low for the local stock.
EPC Expired
This certificate is over 10 years old and is no longer valid.Expired 24 Mar 2019
EPC Rating
Certificate validity
Expired on 24 March 2019
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
18 Weavers 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
£110,000
Modelled from EPC, postcode comparables.
£76,412
Recorded with HM Land Registry.
Sales timeline
23 September 2025Most recent
£76,412
Median price across the last 5 sales in SA1 1RU: £90,000 (2026–2025).
Nearby sales in SA1 1RU
16 Weavers House, Mannheim Quay, Maritime Quarter, Swansea, SA1 1RU
Sold Apr 2026
£90,0002 Weavers House, Mannheim Quay, Maritime Quarter, Swansea, SA1 1RU
Sold Apr 2026
£90,00010 Weavers House, Mannheim Quay, Maritime Quarter, Swansea, SA1 1RU
Sold Dec 2025
£107,50017 Weavers House, Mannheim Quay, Maritime Quarter, Swansea, SA1 1RU
Sold Dec 2025
£110,0009 Weavers House, Mannheim Quay, Maritime Quarter, Swansea, SA1 1RU
Sold Mar 2025
£80,000
Versus other Mannheim Quay homes
On epc rating, 18 Weavers House stands well clear of the street.
Price per m²
£1,936
Street avg £2,644
Floor Area
39 m²
Street avg 45 m²
Habitable Rooms
2 rooms
Street avg 3 rooms
CO₂ Emissions
1.4 t/year
Street avg 1.9 t/year
Everything you need to know about 18 Weavers House
The true value, the hidden risks and the full sale history, in one report.
Pick your report · from £14.99
One time fee only - money back guarantee

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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 Museum — bus stop.
Go deeper on the local area
A Local Area report breaks down crime, transport links, schools and air quality in depth.






