18 Grenfell Town, Bonymaen, Swansea, SA1 7AE
About 18 Grenfell Town
18 Grenfell Town is a mid-terrace house in Bonymaen, Swansea, Swansea (SA1 7AE). It has a recorded floor area of 66 m² (around 710 sq ft), construction records dating it to 1900-1929 and council tax band A. The latest certificate (August 2024) shows a C (score 69), just inside the C band. The recommended improvements would push it to B (score 89).
On energy efficiency it sits in the top 10% of properties in this postcode.
Energy performance
18 Grenfell Town ranks among the most efficient homes in the postcode for energy use.
EPC Rating
Certificate validity
Valid until 19 August 2034
Get a survey for this property
Level 3 Building Survey
Because the property was built before 1919, we believe a Level 3 building survey should be considered.
From £820 · Includes VAT
Planning history
18 Grenfell Town has no planning applications on record.
But the area is active
3 notable applications nearby — larger schemes and conversions that could reshape the street. The report maps them all.
Sales history & valuation
18 Grenfell Town has no Land Registry sales on file, suggesting it has stayed in the same hands since registration began.
£123,000
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 7AE: £87,000 (2025–2022).
Nearby sales in SA1 7AE
9 Grenfell Town, Bonymaen, Swansea, SA1 7AE
Sold Jul 2025
£130,00019 Grenfell Town, Bonymaen, Swansea, SA1 7AE
Sold Oct 2024
£90,00026 Grenfell Town, Bonymaen, Swansea, SA1 7AE
Sold Aug 2024
£86,00017 Grenfell Town, Bonymaen, Swansea, SA1 7AE
Sold Nov 2023
£75,0002 Grenfell Town, Bonymaen, Swansea, SA1 7AE
Sold Feb 2022
£87,000
Versus other Grenfell Town homes
On epc rating, 18 Grenfell Town stands well clear of the street.
EPC Rating
69 (C)
Street avg 59 (D)
Floor Area
66 m²
Street avg 69 m²
CO₂ Emissions
2.4 t/year
Street avg 3.5 t/year
Habitable Rooms
4 rooms
Street avg 4 rooms
Similar properties nearby
1 Candleston Place, Bonymaen
SA1 7JB
1 Belleisle Apartments, Phoebe Road, Copper Quarter, Pentrechwyth
SA1 7FW
1 Cilgerran Place, Winch Wen
SA1 7EB
1 Caernarvon Way, Bonymaen
SA1 7HN
1 Chirk Gardens, Bonymaen
SA1 7HU
1 Criccieth Place, Winch Wen
SA1 7DZ
1 Carreg Cennen Gardens, Bonymaen
SA1 7DJ
1 Dartford Drive, Bonymaen
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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
Pentrechwyth Road — bus stop.
Go deeper on the local area
A Local Area report breaks down crime, transport links, schools and air quality in depth.







