Model valuation£417,0008 Busby Close
Local market context
21 Orion Apartments is a one-bedroom mid-terrace house in Pentrechwyth, Swansea, Swansea (SA1 7FX). It has a recorded floor area of 37 m² (around 398 sq ft), construction records dating it to 2007-2011 and council tax band C. Tenure is freehold. At 37 m² this is the smallest unit on EPC record across the building (37–124 m²). The building's EPC ratings span D to B across 38 units on file. Other recorded features include a balcony. The latest certificate (December 2020) shows a C (score 78), near the top of the C band. The rating has held steady at C across 2 certificates since September 2010. Between certificates, lighting went from Good to Very Good; while wall efficiency dropped from Very Good to Good and window efficiency dropped from Very Good to Good. The recommended improvements would push it to B (score 87). Main heating runs on electricity.
Untraded for 15 years, with the last transfer in June 2011. Today's modelled estimate of £101,000 is 16.1% above the 2011 sale price.
21 Orion Apartments's carbon output is low for the local stock.
Certificate validity
Valid until 21 December 2030
Changes detected from historical EPC data
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
21 Orion 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.
£101,000
Modelled from EPC, postcode comparables.
£87,000
Recorded with HM Land Registry.
23 June 2011Most recent
£87,000
Median price across the last 5 sales in SA1 7FX: £89,000 (2025–2019).
28 Orion Apartments, Phoebe Road, Copper Quarter, Pentrechwyth, Swansea, SA1 7FX
Sold Jul 2025
7 Orion Apartments, Phoebe Road, Copper Quarter, Pentrechwyth, Swansea, SA1 7FX
Sold Apr 2025
15 Orion Apartments, Phoebe Road, Copper Quarter, Pentrechwyth, Swansea, SA1 7FX
Sold Feb 2022
8 Orion Apartments, Phoebe Road, Copper Quarter, Pentrechwyth, Swansea, SA1 7FX
Sold Sept 2021
22 Orion Apartments, Phoebe Road, Copper Quarter, Pentrechwyth, Swansea, SA1 7FX
Sold Nov 2019
21 Orion Apartments is notably below the street on floor area.
Price per m²
£2,351
Street avg £2,468
Floor Area
37 m²
Street avg 47 m²
Habitable Rooms
2 rooms
Street avg 2 rooms
CO₂ Emissions
1.1 t/year
Street avg 1.5 t/year
Property research, connected
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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.