12 Thistleboon Road, Mumbles, Swansea, SA3 4HE is a freehold terraced property built before 1900. The property offers approximately 721 square feet of living space. In this location, properties of similar size usually have two bedrooms.

The estimated current market value of the property is £360,195 , which equates to approximately £499 per square foot. It was last sold on 2 Mar 2022 for £309,023. Since then, the value has increased by £51,172, representing a 16.6% increase, or approximately 4.4% per year.

The current estimated value of £360,195 is:

  • 12.3% higher than the average property price on Thistleboon Road
  • 23.0% higher than the average in the SA3 4HE postcode area
  • and 47.8% higher than the average price for Swansea as a whole

This property has had 2 EPC inspections with recorded tenure information. It was recorded as owner-occupied both times. This suggests the property has typically been lived in by its owners, which often reflects longer-term residency and more consistent maintenance.

At the most recent EPC inspection on 16 November 2021, the property was recorded as owner-occupied.

View sold house prices in SA3 4HE

Building approximate location

About Property

Type
Terraced House
Built
before 1900
Interior Size
721 sq ft
Tenure
Freehold
Price (estimate)
£360,195
Price Per sq ft (estimate)
£499
Bedroom Count (estimate)
2 bedrooms

EPC Summary

12 Thistleboon Road, Mumbles, Swansea, SA3 4HE has an Energy Performance Certificate (EPC) rating of D, based on the latest assessment carried out on 16 Nov 2021.

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 16 Jun 2010, when the property was rated E. Since then, the rating has improved to D, with the energy efficiency score increasing by 56.4%.

Since the previous assessment, several changes were observed:

  • The roof construction or insulation changed from pitched, 50 mm loft insulation to pitched, 200 mm loft insulation, improving energy efficiency from poor to good.
  • The wall construction or insulation changed from granite or whin, as built, no insulation (assumed) to granite or whinstone, as built, no insulation (assumed), with no change in energy efficiency (very poor).
  • The lighting was updated from low energy lighting in 33% of fixed outlets to low energy lighting in all fixed outlets, with efficiency improving from average to very good.
Heating Type
Boiler and radiators, mains gas
Good
Hot Water
From main system
Good
Roof
Pitched, 200 mm loft insulation
Good
Walls
Granite or whinstone, as built, no insulation (assumed)
Very Poor
Windows
Fully double glazed
Good
Lighting
Low energy lighting in all fixed outlets
Very Good

Compared to SA3 4HE

5 th / 26
Price Rank
23% higher than average
18 th / 21
Size Rank
18% smaller than average
1 st / 21
Price Per Sq FT Rank
51% higher than average

Compared to other properties in SA3 4HE , this house's estimated value ranks 5th out of 26. Based on price per square foot, it ranks 1st out of 21 properties. This suggests a relatively high price per square foot, which may reflect quality, location, or recent upgrades. In terms of size, this home ranks 18th out of 21 properties in its postcode area.

Sale History

Today
£360,195
streetscan.co.uk estimate
+17 %
2 Mar 2022
£309,023
Leasehold
+50.7 %
12 Jun 2015
£205,000
Leasehold
+111.3 %
15 Mar 2002
£97,000
Leasehold

Area Insights

Similar Properties Sold Nearby

rooms: 3
size: 657 sq ft
sale price: £245,000
sale date: 9 Sep 2025
rooms: 3
size: 732 sq ft
sale price: £260,000
sale date: 5 Sep 2025
rooms: 4
size: 635 sq ft
sale price: £140,000
sale date: 8 Apr 2024
rooms: 3
size: 764 sq ft
sale price: £325,000
sale date: 30 Sep 2022
rooms: 3
size: 797 sq ft
sale price: £238,800
sale date: 18 Oct 2019

Data Sources

The property at 12 Thistleboon Road, Mumbles, Swansea, SA3 4HE appears three times in the Land Registry records, with the latest transaction recorded on 2 Mar 2022. It also has two Energy Performance Certificates (EPC) entries, the earliest dating back to 16 Nov 2021. 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.