6 Catherine Street, Swansea, SA1 4JT
About 6 Catherine Street
6 Catherine Street is a four-bedroom mid-terrace house in Swansea (SA1 4JT). It has a recorded floor area of 91 m² (around 980 sq ft), construction records dating it to 1900-1929 and council tax band C. The latest certificate (August 2016) shows a D (score 67), on the cusp of jumping into the C band. The recommended improvements would lift it to B (score 86), a 2-band jump.
Most recent transfer was July 2025 at £147,000 — fresh data. 2 planning records sit against the property, 1 approved, 0 refused. Past consents include an extension, meaningful when judging how the property has evolved. Across 2002–2025, sale prices on this property compounded at 3.7% per year. Today's modelled estimate of £186,000 is 26.5% above the 2025 sale price. On a £-per-square-foot basis, the last sale (£150/sq ft) was about 52.9% above the typical sold price in the postcode.
What this property has
Inside
- Bedrooms4
- Bathrooms2
- EnsuiteYes
Outside
- Private gardenYes
Energy performance
Recommended upgrades on file would lift this property by multiple EPC bands.
EPC Rating
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
Multiple extension applications run across more than a decade of planning history at 6 Catherine Street.
2 applications on record at 6 Catherine Street, Swansea, SA1 4JT
- Sept 2010ExtensionFullOutcome in report
Extension: Single storey · Rear of property
First floor rear extension
- Documents
- 14 docs on file
- Reference
- 2010/0994
- More recent applications — locked
- ExtensionJun 2021Decision
Unlock 6 Catherine Street, Swansea, SA1 4JT's full planning history
You're seeing the shape of it. The report has the substance.
- Every decision — granted, refused or withdrawn (2 on record)
- All 2 applications on this property in full, plus 44 notable nearby
- The 20 documents, officer reports & conditions
- What the pattern means for extending or converting here
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Sales history & valuation
6 Catherine Street has more than doubled in price since the earliest registered sale in 2002.
£186,000
Modelled from EPC, postcode comparables and a sale-price growth of 3.7% per year over 23 years.
£147,000
Growth on file: 3.7% per year over 23 years.
Sales timeline
3 July 2025Most recent
£147,000
+126.2%over 22 years17 October 2002
£65,000
Median price across the last 5 sales in SA1 4JT: £158,000 (2024–2021).
Nearby sales in SA1 4JT
Versus other Catherine Street homes
6 Catherine Street is notably below the street on years held.
Price per m²
£1,615
Street avg £1,464
Floor Area
91 m²
Street avg 84 m²
Habitable Rooms
5 rooms
Street avg 4 rooms
CO₂ Emissions
3.3 t/year
Street avg 3.6 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
St Helens Road — bus stop.
Go deeper on the local area
A Local Area report breaks down crime, transport links, schools and air quality in depth.







