91 St Helens Avenue, Swansea, SA1 4NN is a freehold terraced property built between 1900-1929. 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 £233,166 , which equates to approximately £223 per square foot. It was last sold on 16 Dec 2011 for £132,500. Since then, the value has increased by £100,666, representing a 76.0% increase, or approximately 5.4% per year.

The current estimated value of £233,166 is:

  • 3.6% lower than the average property price on St Helens Avenue
  • 19.0% higher than the average in the SA1 4NN postcode area
  • and 4.3% lower than the average price for Swansea as a whole

Based on EPC inspection history, this property has been mostly owner-occupied (3 out of 3 inspections). 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 9 August 2022, the property was recorded as owner-occupied.

View sold house prices in SA1 4NN

Building approximate location

About Property

Type
Terraced House
Built
1900-1929
Interior Size
1044 sq ft
Tenure
Freehold
Price (estimate)
£233,166
Price Per sq ft (estimate)
£223
Bedroom Count (estimate)
3 bedrooms

EPC Summary

91 St Helens Avenue, Swansea, SA1 4NN has an Energy Performance Certificate (EPC) rating of D, based on the latest assessment carried out on 9 Aug 2022.

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 17 Sep 2013. The rating of D remains the same, but the energy efficiency score improved by 8.1%.

Since the previous assessment, several changes were observed:

  • The hot water system was changed from electric immersion, standard tariff to from main system, with its energy efficiency improving from very poor to good.
  • The roof construction or insulation changed from pitched, 250 mm loft insulation to pitched, 350 mm loft insulation, improving energy efficiency from good to very good.
  • The wall construction or insulation changed from solid brick, with internal insulation to solid brick, as built, no insulation (assumed), changing energy efficiency from good to poor.
  • The lighting was updated from low energy lighting in 67% of fixed outlets to low energy lighting in all fixed outlets, with efficiency improving from good to very good.
Heating Type
Boiler and radiators, mains gas
Good
Hot Water
From main system
Good
Roof
Pitched, 350 mm loft insulation
Very Good
Walls
Solid brick, as built, no insulation (assumed)
Poor
Windows
Fully double glazed
Average
Lighting
Low energy lighting in all fixed outlets
Very Good

Compared to SA1 4NN

18 th / 30
Price Rank
19% higher than average
16 th / 20
Size Rank
0% same size than average
11 th / 20
Price Per Sq FT Rank
19% higher than average

Compared to other properties in SA1 4NN , this house's estimated value ranks 18th out of 30. Based on price per square foot, it ranks 11th out of 20 properties. In terms of size, this home ranks 16th out of 20 properties in its postcode area.

Sale History

Today
£233,166
streetscan.co.uk estimate
+76 %
16 Dec 2011
£132,500
Leasehold

Area Insights

Similar Properties Sold Nearby

rooms: 5
size: 1119 sq ft
sale price: £212,000
sale date: 30 Sep 2025
rooms: 5
size: 1055 sq ft
sale price: £160,000
sale date: 5 Jul 2024
rooms: 5
size: 1119 sq ft
sale price: £159,200
sale date: 8 May 2015
rooms: 5
size: 1076 sq ft
sale price: £140,000
sale date: 1 Jul 2013
rooms: 6
size: 1109 sq ft
sale price: £140,000
sale date: 12 Jul 2012

Data Sources

The property at 91 St Helens Avenue, Swansea, SA1 4NN appears once in the Land Registry records, with the transaction recorded on 16 Dec 2011. It also has three Energy Performance Certificates (EPC) entries, the earliest dating back to 9 Aug 2022. 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.