23 Balaclava Street, St Thomas, Swansea, SA1 8BS
About 23 Balaclava Street
23 Balaclava Street is a three-bedroom mid-terrace house in St. Thomas, Swansea, Swansea (SA1 8BS). It has a recorded floor area of 87 m² (around 936 sq ft), construction records dating it to before 1900 and council tax band B. The latest certificate (March 2020) shows a D (score 60), on the cusp of jumping into the C band. The recommended improvements would lift it to B (score 84), a 2-band jump.
Across 2002–2020, sale prices on this property compounded at 5.7% per year. Today's modelled estimate of £142,000 is 32.7% above the 2020 sale price. Sold September 2020 for £107,000.
What this property has
Inside
- Bedrooms3
- Bathrooms1
Everything you need to know about 23 Balaclava Street
The true value, the hidden risks and the full sale history, in one report.
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Energy performance
Recommended upgrades on file would lift this property by multiple EPC bands.
EPC Rating
Certificate validity
Valid until 15 March 2030
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
23 Balaclava Street has no planning applications on record.
But the area is active
47 notable applications nearby — larger schemes and conversions that could reshape the street. The report maps them all.
Sales history & valuation
Sale price has at least doubled since 2002.
£142,000
Modelled from EPC, postcode comparables and a sale-price growth of 5.7% per year over 18 years.
£107,000
Growth on file: 5.7% per year over 18 years.
Sales timeline
24 September 2020Most recent
£107,000
+167.8%over 17 years31 October 2002
£39,950
Median price across the last 5 sales in SA1 8BS: £120,000 (2025–2021).
Nearby sales in SA1 8BS
22 Balaclava Street, St Thomas, Swansea, SA1 8BS
Sold Nov 2025
£120,0002 Balaclava Street, St Thomas, Swansea, SA1 8BS
Sold Oct 2024
£130,00014 Balaclava Street, St Thomas, Swansea, SA1 8BS
Sold Sept 2024
£87,00027a, Balaclava Street, St Thomas, Swansea, SA1 8BS
Sold Apr 2023
£191,0009 Balaclava Street, St Thomas, Swansea, SA1 8BS
Sold Sept 2021
£95,000
Versus other Balaclava Street homes
On floor area, 23 Balaclava Street stands well clear of the street.
Price per m²
£1,230
Street avg £1,025
Floor Area
87 m²
Street avg 83 m²
Habitable Rooms
4 rooms
Street avg 4 rooms
CO₂ Emissions
4.0 t/year
Street avg 3.7 t/year
Everything you need to know about 23 Balaclava Street
The true value, the hidden risks and the full sale history, in one report.
Pick your report · from £14.99
One time fee only - money back guarantee

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The neighbourhood at a glance
Crime
580/mo
Steady year-on-year across the wider district.
Nearest stop
0.1 km
St Thomas Church — bus stop.
Go deeper on the local area
A Local Area report breaks down crime, transport links, schools and air quality in depth.






