20 Margaret Street, St Thomas, Swansea, SA1 8HT is a freehold terraced property built between 1900-1929. The property offers approximately 893 square feet of living space. In this location, properties of similar size usually have three bedrooms.

The estimated current market value of the property is £155,184 , which equates to approximately £174 per square foot. It was last sold on 4 Oct 2005 for £89,474. Since then, the value has increased by £65,710, representing a 73.4% increase, or approximately 3.6% per year.

The current estimated value of £155,184 is:

  • 8.6% lower than the average property price on Margaret Street
  • 9.1% lower than the average in the SA1 8HT postcode area
  • and 36.3% lower than the average price for Swansea as a whole

This property has had 2 EPC inspections with recorded tenure information. It was recorded once as rented and once as owner-occupied, indicating a change in how it was used over time.

At the most recent EPC inspection on 23 July 2025, the property was recorded as rented.

View sold house prices in SA1 8HT

Building approximate location

About Property

Type
Terraced House
Built
1900-1929
Interior Size
893 sq ft
Tenure
Freehold
Price (estimate)
£155,184
Price Per sq ft (estimate)
£174
Bedroom Count (estimate)
3 bedrooms

EPC Summary

20 Margaret Street, St Thomas, Swansea, SA1 8HT has an Energy Performance Certificate (EPC) rating of D, based on the latest assessment carried out on 23 Jul 2025.

This property uses a gas-fired boiler and radiators, connected to the mains gas supply, as its main heating source. Hot water is provided from main heating system. The windows are fully double glazed.

The previous EPC assessment was conducted on 18 Mar 2014, when the property was rated E. Since then, the rating has improved to D, with the energy efficiency score increasing by 34%.

Since the previous assessment, several changes were observed:

  • The roof construction or insulation changed from pitched, 300+ mm loft insulation to pitched, 300 mm loft insulation, with no change in energy efficiency (very good).
  • The wall energy efficiency improving from very poor to poor, with the construction or insulation remaining sandstone, as built, no insulation (assumed).
  • The windows were upgraded from mostly double glazing to fully double glazed.
  • The lighting was updated from low energy lighting in 38% of fixed outlets to excellent lighting efficiency, with efficiency improving from average to very good.
Heating Type
Boiler and radiators, mains gas
Good
Hot Water
From main system
Good
Roof
Pitched, 300 mm loft insulation
Very Good
Walls
Sandstone, as built, no insulation (assumed)
Poor
Windows
Fully double glazed
Poor
Lighting
Excellent lighting efficiency
Very Good

Compared to SA1 8HT

20 th / 21
Price Rank
9% lower than average
13 th / 15
Size Rank
17% smaller than average
7 th / 15
Price Per Sq FT Rank
10% higher than average

Compared to other properties in SA1 8HT , this house's estimated value ranks 20th out of 21. Based on price per square foot, it ranks 7th out of 15 properties. In terms of size, this home ranks 13th out of 15 properties in its postcode area.

Sale History

Today
£155,184
streetscan.co.uk estimate
+73 %
4 Oct 2005
£89,474
Leasehold
+198.2 %
29 Sep 2000
£30,000
Leasehold

Area Insights

Similar Properties Sold Nearby

rooms: 4
size: 1023 sq ft
sale price: £148,000
sale date: 16 Oct 2020
rooms: 3
size: 883 sq ft
sale price: £109,995
sale date: 11 May 2018
rooms: 4
size: 850 sq ft
sale price: £93,500
sale date: 18 Sep 2015
rooms: 3
size: 980 sq ft
sale price: £105,500
sale date: 14 Sep 2012

Data Sources

The property at 20 Margaret Street, St Thomas, Swansea, SA1 8HT appears two times in the Land Registry records, with the latest transaction recorded on 4 Oct 2005. It also has three Energy Performance Certificates (EPC) entries, the earliest dating back to 23 Jul 2025. We use this data, to estimate the property's characteristics and current market value.

This website uses public sector information from:

These datasets are licensed under the Open Government Licence v3.0.
This website is not affiliated with or endorsed by HM Land Registry or DLUHC.


Disclaimer: StreetScan.co.uk makes all reasonable efforts to ensure the information provided on this website is current and accurate; however, no warranties or representations are made as to its completeness or accuracy. StreetScan.co.uk expressly disclaims any and all liability for any loss, damage, or expense arising directly or indirectly from the use of, or reliance upon, such information.