11 Gwili Terrace, Mayhill, Swansea, SA1 6TW
About 11 Gwili Terrace
11 Gwili Terrace is an end-of-terrace house in Mayhill, Swansea, Swansea (SA1 6TW). It has a recorded floor area of 67 m² (around 719 sq ft), construction records dating it to 1930-1949 and council tax band A. The latest certificate (April 2011) shows a C (score 72). The latest certificate is from April 2011, so improvements made since then won't be reflected.
Energy performance
11 Gwili Terrace's EPC is over a decade old — improvements since won't be reflected.
EPC Expired
This certificate is over 10 years old and is no longer valid.Expired 12 Apr 2021
EPC Rating
Certificate validity
Expired on 12 April 2021
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Planning history
11 Gwili Terrace has no planning applications on record.
But the area is active
61 notable applications nearby — larger schemes and conversions that could reshape the street. The report maps them all.
Sales history & valuation
11 Gwili Terrace has no Land Registry sales on file, suggesting it has stayed in the same hands since registration began.
£118,000
Modelled from EPC, postcode comparables.
No sales recorded with HM Land Registry
That can mean the property has never traded since the registry began publishing in 1995, was a new build that hasn't been registered yet, or is held in the same hands long-term.
Median price across the last 5 sales in SA1 6TW: £120,000 (2025–2021).
Nearby sales in SA1 6TW
29 Gwili Terrace, Mayhill, Swansea, SA1 6TW
Sold Aug 2025
£135,00030 Gwili Terrace, Mayhill, Swansea, SA1 6TW
Sold Apr 2025
£125,00025 Gwili Terrace, Mayhill, Swansea, SA1 6TW
Sold Nov 2024
£120,0002 Gwili Terrace, Mayhill, Swansea, SA1 6TW
Sold Mar 2021
£105,00031 Gwili Terrace, Mayhill, Swansea, SA1 6TW
Sold Mar 2021
£98,000
Versus other Gwili Terrace homes
11 Gwili Terrace is notably below the street on floor area.
EPC Rating
72 (C)
Street avg 63 (D)
Floor Area
67 m²
Street avg 77 m²
CO₂ Emissions
2.4 t/year
Street avg 3.5 t/year
Habitable Rooms
4 rooms
Street avg 4 rooms
Similar properties nearby
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1 2, Flat 5, St James Crescent
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1 2, Flat 3, Brooklands Terrace
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1 2, Flat 4, St James Crescent
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The neighbourhood at a glance
Crime
580/mo
Steady year-on-year across the wider district.
Nearest stop
0.1 km
Gors Avenue — bus stop.
Go deeper on the local area
A Local Area report breaks down crime, transport links, schools and air quality in depth.







