3 St Johns Street, Porth, CF39 9LA is a freehold terraced property built between 1900-1929. The property offers approximately 1,001 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 £140,459 , which equates to approximately £140 per square foot. It was last sold on 28 Apr 2017 for £85,000. Since then, the value has increased by £55,459, representing a 65.2% increase, or approximately 7.6% per year.

The current estimated value of £140,459 is:

  • 25.6% lower than the average property price on St Johns Street
  • 27.4% lower than the average in the CF39 9LA postcode area
  • and 2.4% lower than the average price for Porth 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 18 September 2025, the property was recorded as owner-occupied.

View sold house prices in CF39 9LA

Building approximate location

About Property

Type
Terraced House
Built
1900-1929
Interior Size
1001 sq ft
Tenure
Freehold
Price (estimate)
£140,459
Price Per sq ft (estimate)
£140
Bedroom Count (estimate)
3 bedrooms

EPC Summary

3 St Johns Street, Porth, Rhondda Cynon Taff, CF39 9LA has an Energy Performance Certificate (EPC) rating of D, 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 29 Feb 2012. The rating of D remains the same, but the energy efficiency score improved by 10.9%.

Since the previous assessment, several changes were observed:

  • The roof construction or insulation changed from pitched, 150 mm loft insulation to pitched, limited insulation, changing energy efficiency from good to very poor.
  • The wall construction or insulation changed from solid brick, as built, no insulation (assumed) to solid brick, as built, partial insulation (assumed), improving energy efficiency from very poor to average.
  • The lighting was updated from low energy lighting in 23% of fixed outlets to excellent lighting efficiency, with efficiency improving from poor to very good.
Heating Type
Boiler and radiators, mains gas
Good
Hot Water
From main system
Good
Roof
Pitched, limited insulation
Very Poor
Walls
Solid brick, as built, partial insulation (assumed)
Average
Windows
Fully double glazed
Poor
Lighting
Excellent lighting efficiency
Very Good

Compared to CF39 9LA

13 th / 16
Price Rank
27% lower than average
3 rd / 9
Size Rank
10% smaller than average
6 th / 9
Price Per Sq FT Rank
19% lower than average

Compared to other properties in CF39 9LA , this house's estimated value ranks 13th out of 16. Based on price per square foot, it ranks 6th out of 9 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 9 properties in its postcode area.

Sale History

Today
£140,459
streetscan.co.uk estimate
+65 %
28 Apr 2017
£85,000
Leasehold
+10.4 %
27 Jun 2012
£77,000
Leasehold
-7.2 %
14 Jul 2006
£83,000
Leasehold

Area Insights

Similar Properties Sold Nearby

rooms: 5
size: 1074 sq ft
sale price: £110,000
sale date: 3 Jun 2021
rooms: 5
size: 958 sq ft
sale price: £90,000
sale date: 2 Apr 2020
rooms: 5
size: 893 sq ft
sale price: £90,000
sale date: 12 Feb 2019
rooms: 6
size: 1098 sq ft
sale price: £124,000
sale date: 1 Aug 2016
rooms: 4
size: 872 sq ft
sale price: £61,500
sale date: 7 Sep 2012

Data Sources

The property at 3 St Johns Street, Porth, CF39 9LA appears three times in the Land Registry records, with the latest transaction recorded on 28 Apr 2017. 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.