17 Westbury Street, Swansea, SA1 4JN
About 17 Westbury Street
17 Westbury Street is a four-bedroom mid-terrace house in Swansea (SA1 4JN). It has a recorded floor area of 140 m² (around 1507 sq ft), construction records dating it to 1900-1929 and council tax band C. The latest certificate (August 2023) shows an E (score 40), well below the UK norm with real room to improve. The rating has held steady at E across 2 certificates since June 2013. The recommended improvements would lift it to C (score 78), a 2-band jump.
It lags the bulk of the postcode on energy efficiency (less efficient than 74% of similar EPCs). Last sold in November 2016, so it's been off the market for around 10 years. Today's modelled estimate of £194,000 is 41.1% above the 2016 sale price.
What this property has
Inside
- Bedrooms4
Energy performance
17 Westbury Street's carbon output runs well above what efficient homes in the postcode produce.
EPC Rating
Property Improvements
Changes detected from historical EPC data
Windows upgraded, improving insulation
Get a survey for this property
Level 3 Building Survey
Because the property was built before 1919 and has been extended more than once, we believe a Level 3 building survey should be considered.
From £820 · Includes VAT
Planning history
17 Westbury Street has no planning applications on record.
But the area is active
44 notable applications nearby — larger schemes and conversions that could reshape the street. The report maps them all.
Sales history & valuation
17 Westbury Street valuation sits well clear of the typical sold price in this postcode.
£194,000
Modelled from EPC, postcode comparables.
£137,500
Recorded with HM Land Registry.
Sales timeline
18 November 2016Most recent
£137,500
Median price across the last 5 sales in SA1 4JN: £190,000 (2025–2023).
Nearby sales in SA1 4JN
Versus other Westbury Street homes
17 Westbury Street is notably below the street on epc rating.
Price per m²
£982
Street avg £1,091
Floor Area
140 m²
Street avg 126 m²
Habitable Rooms
6 rooms
Street avg 6 rooms
CO₂ Emissions
8.4 t/year
Street avg 5.4 t/year
Similar properties nearby
10 Bayview Terrace
SA1 4LT
1 Westbury Street
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1 Victoria Terrace
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1 Bayview Terrace
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1 George Street
SA1 4HH
1 Page Lane
SA1 4EU
1 Belgrave Gardens, Walter Road
SA1 4QF
1 Francis Street
SA1 4NH
The neighbourhood at a glance
Crime
3/mo
Steady year-on-year across the wider district.
Nearest stop
0.2 km
St James Church — bus stop.
Go deeper on the local area
A Local Area report breaks down crime, transport links, schools and air quality in depth.







