Model valuation£417,0008 Busby Close
Local market context
28 Neptune Apartments is a two-bedroom semi-detached house in Pentrechwyth, Swansea, Swansea (SA1 7FL). It has a recorded floor area of 60 m² (around 646 sq ft), construction records dating it to 2003-2006 and council tax band D. The latest certificate (June 2020) shows a D (score 60), on the cusp of jumping into the C band. The rating has held steady at D across 3 certificates since July 2009. Between certificates, hot-water efficiency went from Very Poor to Poor and lighting went from Good to Very Good; while wall efficiency dropped from Very Good to Good and window efficiency dropped from Very Good to Average. The recommended improvements would push it to C (score 73). Main heating runs on electricity.
At 60 m² the property is well over the postcode median (38 m² across 33 EPCs), placing it in the larger end of the local stock. It lags the bulk of the postcode on energy efficiency (less efficient than 82% of similar EPCs). Today's modelled estimate of £148,000 is 26% above the 2017 sale price. On a £-per-square-foot basis, the last sale (£182/sq ft) was about 22.5% below the postcode norm. Last changed hands 9 years ago, in September 2017.
Certificate validity
Valid until 27 June 2030
Changes detected from historical EPC data
Hot water system upgraded
Loft insulation upgraded to recommended levels
Hot water efficiency decreased
Wall insulation upgraded
More low energy lighting installed
Get a survey for this property
Because the property has no mains gas supply, we believe a Level 3 building survey should be considered.
From £820 · Includes VAT
28 Neptune Apartments 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.
28 Neptune Apartments saw 3 transfers in just over a decade — high turnover for the postcode.
£148,000
Modelled from EPC, postcode comparables and a sale-price growth of -0.2% per year over 9 years.
£117,500
Growth on file: -0.2% per year over 9 years.
14 September 2017Most recent
£117,500
+2.2%over 7 years8 July 2010
£115,000
-4.2%over 1 year25 September 2008
£119,996
Median price across the last 5 sales in SA1 7FL: £92,000 (2026–2025).
27 Neptune Apartments, Phoebe Road, Copper Quarter, Pentrechwyth, Swansea, SA1 7FL
Sold Feb 2026
3 Neptune Apartments, Phoebe Road, Copper Quarter, Pentrechwyth, Swansea, SA1 7FL
Sold Feb 2026
25 Neptune Apartments, Phoebe Road, Copper Quarter, Pentrechwyth, Swansea, SA1 7FL
Sold Oct 2025
15 Neptune Apartments, Phoebe Road, Copper Quarter, Pentrechwyth, Swansea, SA1 7FL
Sold Sept 2025
18 Neptune Apartments, Phoebe Road, Copper Quarter, Pentrechwyth, Swansea, SA1 7FL
Sold May 2025
CO₂ Emissions for 28 Neptune Apartments lags the street by a wide margin.
Price per m²
£1,958
Street avg £2,488
Floor Area
60 m²
Street avg 44 m²
Habitable Rooms
3 rooms
Street avg 2 rooms
CO₂ Emissions
3.0 t/year
Street avg 1.5 t/year
Property research, connected
Explore sale histories, valuations, energy ratings and local areas. Ask the assistant to connect the details and take your research further.
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Crime
580/mo
Steady year-on-year across the wider district.
Nearest stop
0.2 km
Morfa Retail Park — bus stop.
Go deeper on the local area
A Local Area report breaks down crime, transport links, schools and air quality in depth.