31 Margaret Street, St Thomas, Swansea, SA1 8HT
About 31 Margaret Street
31 Margaret Street is a mid-terrace house in St. Thomas, Swansea, Swansea (SA1 8HT). It has a recorded floor area of 102 m² (around 1099 sq ft), construction records dating it to 1900-1929 and council tax band B. The latest certificate (March 2010) shows an E (score 51), well below the UK norm with real room to improve. The recommended improvements would push it to D (score 65). The latest certificate is from March 2010, so improvements made since then won't be reflected.
It lags the bulk of the postcode on energy efficiency (less efficient than 75% of similar EPCs). Across 2000–2018, sale prices on this property compounded at 7.1% per year. Today's modelled estimate of £165,000 is 31% above the 2018 sale price. On a £-per-square-foot basis, the last sale (£115/sq ft) was about 17.8% above the typical sold price in the postcode. Most recent transfer: June 2018 at £126,000.
Everything you need to know about 31 Margaret Street
The true value, the hidden risks and the full sale history, in one report.
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Energy performance
31 Margaret Street's carbon output runs well above what efficient homes in the postcode produce.
EPC Expired
This certificate is over 10 years old and is no longer valid.Expired 06 Mar 2020
EPC Rating
Get a survey for this property
Level 3 Building Survey
Because the property was built before 1919, we believe a Level 3 building survey should be considered.
From £820 · Includes VAT
Planning history
31 Margaret 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 grown by over 3x since 2000.
£165,000
Modelled from EPC, postcode comparables and a sale-price growth of 7.1% per year over 18 years.
£126,000
Growth on file: 7.1% per year over 18 years.
Sales timeline
25 June 2018Most recent
£126,000
+250.0%over 18 years21 March 2000
£36,000
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
£100,00019 Margaret Street, St Thomas, Swansea, SA1 8HT
Sold May 2018
£109,995
Versus other Margaret Street homes
On co₂ emissions, 31 Margaret Street runs well behind the street norm.
Price per m²
£1,234
Street avg £1,054
Floor Area
102 m²
Street avg 99 m²
Habitable Rooms
5 rooms
Street avg 5 rooms
CO₂ Emissions
6.5 t/year
Street avg 4.4 t/year
Everything you need to know about 31 Margaret 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
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.






