23 Grenfell Town, Bonymaen, Swansea, SA1 7AE
About 23 Grenfell Town
23 Grenfell Town is a three-bedroom mid-terrace house in Bonymaen, Swansea, Swansea (SA1 7AE). It has a recorded floor area of 71 m² (around 763 sq ft), construction records dating it to 1900-1929 and council tax band A. The latest certificate (September 2009) shows a D (score 55), a step below the typical UK home. The recommended improvements would push it to C (score 69). The latest certificate is from September 2009, so improvements made since then won't be reflected.
It hasn't traded since November 2010, a hold of 16 years that's notably long for the area. Across 2005–2010, sale prices on this property compounded at 2.1% per year. Today's modelled estimate of £122,000 is 43.5% above the 2010 sale price.
What this property has
Inside
- Bedrooms3
Energy performance
23 Grenfell Town'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This certificate is over 10 years old and is no longer valid.Expired 08 Sept 2019
EPC Rating
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
23 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
23 Grenfell Town saw 3 transfers in just over a decade — high turnover for the postcode.
£122,000
Modelled from EPC, postcode comparables and a sale-price growth of 2.1% per year over 5 years.
£84,995
Growth on file: 2.1% per year over 5 years.
Sales timeline
19 November 2010Most recent
£84,995
8 June 2006
£85,000
+11.8%over 1 year1 June 2005
£76,000
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
CO₂ Emissions for 23 Grenfell Town lags the street by a wide margin.
Price per m²
£1,199
Street avg £1,193
Floor Area
71 m²
Street avg 69 m²
Habitable Rooms
4 rooms
Street avg 4 rooms
CO₂ Emissions
4.6 t/year
Street avg 3.4 t/year
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The neighbourhood at a glance
Crime
3/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.







