20 Trewyddfa Road, Plasmarl, Swansea, SA6 8NL is a freehold terraced property built between 2012-2021. The property offers approximately 1,044 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 £163,911 , which equates to approximately £157 per square foot. It was last sold on 20 Dec 2023 for £150,000. Since then, the value has increased by £13,911, representing a 9.3% increase, or approximately 4.6% per year.

The current estimated value of £163,911 is:

  • 4.1% higher than the average property price on Trewyddfa Road
  • 3.3% lower than the average in the SA6 8NL postcode area
  • and 32.7% lower than the average price for Swansea as a whole

At the most recent EPC inspection on 18 September 2025, the property was recorded as rented.

View sold house prices in SA6 8NL

Building approximate location

About Property

Type
Terraced House
Built
2012-2021
Interior Size
1044 sq ft
Tenure
Freehold
Price (estimate)
£163,911
Price Per sq ft (estimate)
£157
Bedroom Count (estimate)
3 bedrooms

EPC Summary

20 Trewyddfa Road, Plasmarl, Swansea, SA6 8NL has an Energy Performance Certificate (EPC) rating of C, based on the latest assessment carried out on 18 Sep 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 22 Jul 2014. The rating of C remains the same, but the energy efficiency score improved by 1.3%.

Since the previous assessment, several changes were observed:

  • The roof construction or insulation changed from average thermal transmittance 0.18 w/m-¦k to pitched, insulated (assumed), improving energy efficiency from good to very good.
  • The wall construction or insulation changed from average thermal transmittance 0.26 w/m-¦k to cavity wall, as built, insulated (assumed), changing energy efficiency from very good to good.
  • The windows were upgraded from high performance glazing to fully double glazed.
  • The lighting was updated from low energy lighting in 64% of fixed outlets to excellent lighting efficiency, with efficiency improving from good to very good.
Heating Type
Boiler and radiators, mains gas
Good
Hot Water
From main system
Good
Roof
Pitched, insulated (assumed)
Very Good
Walls
Cavity wall, as built, insulated (assumed)
Good
Windows
Fully double glazed
Average
Lighting
Excellent lighting efficiency
Very Good

Compared to SA6 8NL

11 th / 21
Price Rank
3% lower than average
3 rd / 12
Size Rank
11% bigger than average
9 th / 12
Price Per Sq FT Rank
13% lower than average

Compared to other properties in SA6 8NL , this house's estimated value ranks 11th out of 21. Based on price per square foot, it ranks 9th out of 12 properties. This indicates a lower price per square foot than most, suggesting good value for the space offered. In terms of size, this home ranks 3rd out of 12 properties in its postcode area.

Sale History

Today
£163,911
streetscan.co.uk estimate
+9 %
20 Dec 2023
£150,000
Leasehold
+25 %
29 Sep 2014
£120,000
Leasehold
0 %
15 Aug 2006
£120,000
Leasehold

Area Insights

Similar Properties Sold Nearby

rooms: 5
size: 926 sq ft
sale price: £122,000
sale date: 17 Feb 2017
rooms: 5
size: 990 sq ft
sale price: £118,000
sale date: 16 Feb 2007
rooms: 5
size: 1119 sq ft
sale price: £67,500
sale date: 20 Dec 2005
rooms: 4
size: 1001 sq ft
sale price: £141,000
sale date: 24 Aug 2023
rooms: 3
size: 980 sq ft
sale price: £47,000
sale date: 25 Jun 2020

Data Sources

The property at 20 Trewyddfa Road, Plasmarl, Swansea, SA6 8NL appears three times in the Land Registry records, with the latest transaction recorded on 20 Dec 2023. It also has two Energy Performance Certificates (EPC) entries, the earliest dating back to 18 Sep 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.