14 Sebastopol Street, St Thomas, Swansea, SA1 8BN
About 14 Sebastopol Street
14 Sebastopol Street is a three-bedroom mid-terrace house in St. Thomas, Swansea, Swansea (SA1 8BN). It has a recorded floor area of 89 m² (around 958 sq ft), construction records dating it to before 1900 and council tax band B. The latest certificate (June 2022) shows a D (score 58), a step below the typical UK home. The rating has held steady at D across 2 certificates since February 2012. Between certificates, window efficiency went from Average to Good. The recommended improvements would lift it to B (score 82), a 2-band jump.
Untraded for 19 years, with the last transfer in July 2007. That sale landed at the peak of the pre-credit-crunch market, which is a useful reference point when interpreting the price. Across 2000–2007, sale prices on this property compounded at 16.7% per year. Today's modelled estimate of £135,000 is 28.6% above the 2007 sale price. On a £-per-square-foot basis, the last sale (£110/sq ft) was about 21.3% above the typical sold price in the postcode.
What this property has
Inside
- Bedrooms3
- Bathrooms1
Outside
- Private gardenYes
Building
- RefurbishedYes
Everything you need to know about 14 Sebastopol 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
Property Improvements
Changes detected from historical EPC data
Window efficiency improved
More low energy lighting installed
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
14 Sebastopol Street has no planning applications on record.
But the area is active
53 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 2000.
£135,000
Modelled from EPC, postcode comparables and a sale-price growth of 16.7% per year over 7 years.
£105,000
Growth on file: 16.7% per year over 7 years.
Sales timeline
5 July 2007Most recent
£105,000
+195.8%over 7 years29 June 2000
£35,500
Median price across the last 5 sales in SA1 8BN: £128,000 (2022–2018).
Nearby sales in SA1 8BN
12 Sebastopol Street, St Thomas, Swansea, SA1 8BN
Sold Sept 2022
£130,00027 Sebastopol Street, St Thomas, Swansea, SA1 8BN
Sold Jun 2022
£150,00031 Sebastopol Street, St Thomas, Swansea, SA1 8BN
Sold Jul 2021
£122,00021 Sebastopol Street, St Thomas, Swansea, SA1 8BN
Sold Nov 2020
£125,00036 Sebastopol Street, St Thomas, Swansea, SA1 8BN
Sold Dec 2018
£128,000
Versus other Sebastopol Street homes
Years Held for 14 Sebastopol Street runs comfortably ahead of the street norm.
Price per m²
£1,180
Street avg £1,137
Floor Area
89 m²
Street avg 89 m²
Habitable Rooms
4 rooms
Street avg 5 rooms
CO₂ Emissions
4.0 t/year
Street avg 4.3 t/year
Everything you need to know about 14 Sebastopol Street
The true value, the hidden risks and the full sale history, in one report.
Pick your report · every report is £14.99
One time fee only - money back guarantee

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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 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.






