20 Weavers House, Mannheim Quay, Maritime Quarter, Swansea, SA1 1RU
About 20 Weavers House
20 Weavers House is a one-bedroom mid-terrace house in Maritime Quarter, Swansea, Swansea (SA1 1RU). It has a recorded floor area of 47 m² (around 506 sq ft), construction records dating it to 1996-2002 and council tax band D. The latest certificate (November 2022) shows a C (score 77), near the top of the C band. The rating has held steady at C across 3 certificates since May 2009. Between certificates, hot-water efficiency went from Very Poor to Average and main heating went from Poor to Average; while lighting dropped from Very Good to Average. Main heating runs on electricity. At 47 m² this is the 20th 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 across 34 units on file.
Most recent transfer: November 2023 at £130,000. Across the public record there are 4 sales, relatively high churn for a single property. Across 1999–2023, sale prices on this property compounded at 3.4% per year. On a £-per-square-foot basis, the last sale (£257/sq ft) was about 21.2% above the typical sold price in the postcode.
What this property has
Inside
- Bedrooms1
Outside
- ParkingAllocated
Building
- Heating systemElectric
Everything you need to know about 20 Weavers House
The true value, the hidden risks and the full sale history, in one report.
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Energy performance
EPC Rating
Property Improvements
Changes detected from historical EPC data
Hot water efficiency 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
20 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
20 Weavers House has more than doubled in price since the earliest registered sale in 1999.
£131,000
Modelled from EPC, postcode comparables and a sale-price growth of 3.4% per year over 24 years.
£130,000
Growth on file: 3.4% per year over 24 years.
Sales timeline
6 November 2023Most recent
£130,000
-3.7%over 16 years3 April 2007
£135,000
+22.7%over 4 years27 February 2003
£110,000
+87.5%over 3 years6 December 1999
£58,662
Median price across the last 5 sales in SA1 1RU: £150,000 (2024–2022).
Nearby sales in SA1 1RU
4 Weavers House, Mannheim Quay, Maritime Quarter, Swansea, SA1 1RU
Sold Jun 2024
£100,00033 Weavers House, Mannheim Quay, Maritime Quarter, Swansea, SA1 1RU
Sold Mar 2024
£130,00014 Weavers House, Mannheim Quay, Maritime Quarter, Swansea, SA1 1RU
Sold Oct 2023
£165,00027 Weavers House, Mannheim Quay, Maritime Quarter, Swansea, SA1 1RU
Sold Feb 2023
£157,50023 Weavers House, Mannheim Quay, Maritime Quarter, Swansea, SA1 1RU
Sold Sept 2022
£150,000
Versus other Mannheim Quay homes
20 Weavers House is notably below the street on years held.
Price per m²
£2,766
Street avg £2,588
Floor Area
47 m²
Street avg 45 m²
Habitable Rooms
2 rooms
Street avg 3 rooms
CO₂ Emissions
1.9 t/year
Street avg 1.9 t/year
Everything you need to know about 20 Weavers 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
3/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.






