17 Margaret Street, St Thomas, Swansea, SA1 8HT
About 17 Margaret Street
17 Margaret Street is a three-bedroom mid-terrace house in St. Thomas, Swansea, Swansea (SA1 8HT). It has a recorded floor area of 99 m² (around 1066 sq ft), construction records dating it to before 1900 and council tax band B. The latest certificate (January 2023) shows a D (score 63), on the cusp of jumping into the C band. The rating has held steady at D across 3 certificates since April 2013. Between certificates, lighting went from Poor to Very Good; while window efficiency dropped from Good to Average. The recommended improvements would lift it to B (score 84), a 2-band jump.
Across 1998–2013, sale prices on this property compounded at 7.2% per year. Today's modelled estimate of £156,000 sits 51.5% above the 2013 sale of £103,000. 13 years since the last transfer (May 2013).
What this property has
Inside
- Bedrooms3
- Bathrooms1
Outside
- Private gardenYes
Building
- RefurbishedYes
Everything you need to know about 17 Margaret 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 9 January 2033
Property Improvements
Changes detected from historical EPC data
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
17 Margaret 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 1998.
£156,000
Modelled from EPC, postcode comparables and a sale-price growth of 7.2% per year over 14 years.
£103,000
Growth on file: 7.2% per year over 14 years.
Sales timeline
28 May 2013Most recent
£103,000
+14.4%over 8 years19 May 2005
£90,000
+137.2%over 6 years31 December 1998
£37,950
Median price across the last 5 sales in SA1 8HT: £148,000 (2025–2019).
Nearby sales in SA1 8HT
3 Margaret Street, St Thomas, Swansea, SA1 8HT
Sold Sept 2025
£170,00014 Margaret Street, St Thomas, Swansea, SA1 8HT
Sold Jul 2022
£165,96829 Margaret Street, St Thomas, Swansea, SA1 8HT
Sold Oct 2020
£148,0006 Margaret Street, St Thomas, Swansea, SA1 8HT
Sold Nov 2019
£100,00031 Margaret Street, St Thomas, Swansea, SA1 8HT
Sold Jun 2018
£126,000
Versus other Margaret Street homes
Price per m²
£1,040
Street avg £1,068
Floor Area
99 m²
Street avg 99 m²
Habitable Rooms
4 rooms
Street avg 5 rooms
CO₂ Emissions
4.1 t/year
Street avg 4.6 t/year
Everything you need to know about 17 Margaret Street
The true value, the hidden risks and the full sale history, in one report.
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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
Jersey Park — bus stop.
Go deeper on the local area
A Local Area report breaks down crime, transport links, schools and air quality in depth.






